Merge branch 'develop'

Configuration update for msvc-2022.

.circleci/config.yml

@@ -0,0 +1,57 @@
+version: 2
+
+jobs:
+  build:
+    environment:
+      - BOOST_LIBRARY=config
+      - CXX_STANDARD=gnu++11
+    docker:
+      - image: gcc:7
+    steps:
+      - checkout
+      - run:
+          name: Setting up Environment
+          command: |
+            echo 'export BOOST="$HOME/boost-local"' >> $BASH_ENV
+            if [ $CIRCLE_BRANCH = "master" ]; then
+                echo 'export BOOST_BRANCH="master"' >> $BASH_ENV;
+            else
+                echo 'export BOOST_BRANCH="develop"' >> $BASH_ENV;
+            fi
+            echo 'export BOOST_REMOVE="$BOOST/boost/libs/$BOOST_LIBRARY"' >> $BASH_ENV
+            HOME_SED_=$(echo $HOME | sed -e 's/\//\\\//g')
+            echo 'export HOME_SED=$HOME_SED_' >> $BASH_ENV
+      - run:
+          name: install pre dependencies
+          command: |
+            apt-get update -yqq
+            apt-get install git xsltproc docbook-xsl docbook-xml -y
+      - run:
+          name: Initializing git repo for boost
+          command: |
+            echo BOOST=$BOOST BOOST_REMOVE=$BOOST_REMOVE BOOST_LIBRARY=$BOOST_LIBRARY BOOST_BRANCH=$BOOST_BRANCH PWD=$PWD
+            mkdir $BOOST
+            cd $BOOST
+            git clone --single-branch --branch $BOOST_BRANCH https://github.com/boostorg/boost.git
+            cd boost
+            git submodule update --init --merge
+            rm -rf $BOOST_REMOVE
+            mv $HOME/project $BOOST_REMOVE
+      - run:
+          name: Bootstrapping boost-build
+          command: |
+            cd $BOOST/boost && ./bootstrap.sh && ./b2 headers
+            echo "using xsltproc ;" | tee $HOME/user-config.jam
+            echo "using boostbook : /usr/share/xml/docbook/stylesheet/docbook-xsl : /usr/share/sgml/docbook/dtd/xml/4.2 ;" | tee -a $HOME/user-config.jam
+      - run:
+          name: Building inspect
+          command: |
+            cd $BOOST/boost/tools/inspect/build && ../../../b2 -j2 address-model=64 architecture=x86 toolset=gcc cxxflags="-std=gnu++14" release dist-bin
+      - run:
+          name: Building docs
+          command: |
+            cd $BOOST_REMOVE/doc && rm -rf html && ../../../b2 -j2 address-model=64 architecture=x86 toolset=gcc cxxflags="-std=gnu++14" release
+      - run:
+          name: Running Inspect
+          command: |
+            cd $BOOST_REMOVE && ../../dist/bin/inspect -text -license -copyright -crlf -end -link -path_name -tab -ascii -apple_macro -assert_macro -minmax -unnamed

.drone.star

@@ -0,0 +1,56 @@
+# Use, modification, and distribution are
+# subject to the Boost Software License, Version 1.0. (See accompanying
+# file LICENSE.txt)
+#
+# Copyright Rene Rivera 2020.
+
+# For Drone CI we use the Starlark scripting language to reduce duplication.
+# As the yaml syntax for Drone CI is rather limited.
+#
+#
+globalenv={}
+linuxglobalimage="cppalliance/droneubuntu1604:1"
+windowsglobalimage="cppalliance/dronevs2019"
+
+def main(ctx):
+  return [
+  linux_cxx("g++-4.4 98,0x", "g++", packages="g++-4.4", buildtype="boost", image="cppalliance/droneubuntu1404:1", environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-4.4', 'CXXSTD': '98,0x', }, globalenv=globalenv),
+  linux_cxx("g++-4.6 03,0x", "g++", packages="g++-4.6", buildtype="boost", image="cppalliance/droneubuntu1404:1", environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-4.6', 'CXXSTD': '03,0x', }, globalenv=globalenv),
+  linux_cxx("g++-4.7 03,11", "g++-4.7", packages="g++-4.7", buildtype="boost", image="cppalliance/droneubuntu1404:1", environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-4.7', 'CXXSTD': '03,11', }, globalenv=globalenv),
+  linux_cxx("g++-4.8 03,11", "g++-4.8", packages="g++-4.8", buildtype="boost", image="cppalliance/droneubuntu1404:1", environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-4.8', 'CXXSTD': '03,11', }, globalenv=globalenv),
+  linux_cxx("g++-4.9 03,11", "g++-4.9", packages="g++-4.9", buildtype="boost", image="cppalliance/droneubuntu1404:1", environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-4.9', 'CXXSTD': '03,11', }, globalenv=globalenv),
+  linux_cxx("g++-5 03,11,14,1z", "g++-5", packages="g++-5", buildtype="boost", image=linuxglobalimage, environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-5', 'CXXSTD': '03,11,14,1z', }, globalenv=globalenv),
+  linux_cxx("g++-5 gnu-03,11,14,1z", "g++-5", packages="g++-5", buildtype="boost", image=linuxglobalimage, environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-5', 'CXXSTD': '03,11,14,1z', 'CXXSTD_DIALECT': 'cxxstd-dialect=gnu', }, globalenv=globalenv),
+  linux_cxx("g++-6 03,11,14,1z", "g++-6", packages="g++-6", buildtype="boost", image=linuxglobalimage, environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-6', 'CXXSTD': '03,11,14,1z', }, globalenv=globalenv),
+  linux_cxx("g++-6 gnu++03,11,14,1z Job 9", "g++-6", packages="g++-6", buildtype="boost", image=linuxglobalimage, environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-6', 'CXXSTD': '03,11,14,1z', 'CXXSTD_DIALECT': 'cxxstd-dialect=gnu', }, globalenv=globalenv),
+  linux_cxx("g++-7 03,11,14,17", "g++-7", packages="g++-7", buildtype="boost", image=linuxglobalimage, environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-7', 'CXXSTD': '03,11,14,17', }, globalenv=globalenv),
+  linux_cxx("g++-7 gnu++03,11,14,17", "g++-7", packages="g++-7", buildtype="boost", image=linuxglobalimage, environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-7', 'CXXSTD': '03,11,14,17', 'CXXSTD_DIALECT': 'cxxstd-dialect=gnu', }, globalenv=globalenv),
+  linux_cxx("g++-8 03,11,14,17", "g++-8", packages="g++-8", buildtype="boost", image=linuxglobalimage, environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-8', 'CXXSTD': '03,11,14,17', }, globalenv=globalenv),
+  linux_cxx("g++-8 gnu++03,11,14,17", "g++-8", packages="g++-8", buildtype="boost", image=linuxglobalimage, environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-8', 'CXXSTD': '03,11,14,17', 'CXXSTD_DIALECT': 'cxxstd-dialect=gnu', }, globalenv=globalenv),
+  linux_cxx("g++-9 03,11,14,17", "g++-9", packages="g++-9", buildtype="boost", image="cppalliance/droneubuntu1404:1", environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-9', 'CXXSTD': '03,11,14,17,2a', }, globalenv=globalenv),
+  linux_cxx("g++-9 gnu++03,11,14,17", "g++-9", packages="g++-9", buildtype="boost", image="cppalliance/droneubuntu1404:1", environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-9', 'CXXSTD': '03,11,14,17,2a', 'CXXSTD_DIALECT': 'cxxstd-dialect=gnu', }, globalenv=globalenv),
+  linux_cxx("g++-10 03,11,14,17,20", "g++-10", packages="g++-10", image="cppalliance/droneubuntu2004:1", buildtype="boost", environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-10', 'CXXSTD': '03,11,14,17,20', }, globalenv=globalenv),
+  linux_cxx("g++-10 gnu++03,11,14,17,20", "g++-10", packages="g++-10", image="cppalliance/droneubuntu2004:1", buildtype="boost", environment={'TOOLSET': 'gcc', 'COMPILER': 'g++-10', 'CXXSTD': '03,11,14,17,20', 'CXXSTD_DIALECT': 'cxxstd-dialect=gnu', }, globalenv=globalenv),
+  linux_cxx("clang++-3.5 03", "clang++", packages="clang-3.5", llvm_os="precise", llvm_ver="3.5", buildtype="boost", image="cppalliance/droneubuntu1404:1", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++-3.5', 'CXXSTD': '03,11,14,1z', }, globalenv=globalenv),
+  linux_cxx("clang++-3.6 03", "clang++", packages="clang-3.6", llvm_os="precise", llvm_ver="3.6", buildtype="boost", image="cppalliance/droneubuntu1404:1", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++-3.6', 'CXXSTD': '03,11,14,1z', }, globalenv=globalenv),
+  linux_cxx("clang++-3.7 03", "clang++", packages="clang-3.7", llvm_os="precise", llvm_ver="3.7", buildtype="boost", image="cppalliance/droneubuntu1404:1", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++-3.7', 'CXXSTD': '03,11,14,1z', }, globalenv=globalenv),
+  linux_cxx("clang++-3.8 03", "clang++-3.8", packages="clang-3.8", llvm_os="precise", llvm_ver="3.8", buildtype="boost", image="cppalliance/droneubuntu1404:1", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++-3.8', 'CXXSTD': '03,11,14,1z', }, globalenv=globalenv),
+  linux_cxx("clang++-3.9 03", "clang++-3.9", packages="clang-3.9", llvm_os="precise", llvm_ver="3.9", buildtype="boost", image="cppalliance/droneubuntu1404:1", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++-3.9', 'CXXSTD': '03,11,14,1z', }, globalenv=globalenv),
+  linux_cxx("clang++-4.0 03", "clang++-4.0", packages="clang-4.0", llvm_os="xenial", llvm_ver="4.0", buildtype="boost", image=linuxglobalimage, environment={'TOOLSET': 'clang', 'COMPILER': 'clang++-4.0', 'CXXSTD': '03,11,14,1z', }, globalenv=globalenv),
+  linux_cxx("clang++-5.0 03", "clang++-5.0", packages="clang-5.0", llvm_os="xenial", llvm_ver="5.0", buildtype="boost", image="cppalliance/droneubuntu1804:1", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++-5.0', 'CXXSTD': '03,11,14,1z', }, globalenv=globalenv),
+  linux_cxx("clang++-6.0 03", "clang++-6.0", packages="clang-6.0", llvm_os="xenial", llvm_ver="6.0", buildtype="boost", image="cppalliance/droneubuntu1804:1", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++-6.0', 'CXXSTD': '03,11,14,1z', }, globalenv=globalenv),
+  linux_cxx("clang++-7 03,11", "clang++-7", packages="clang-7", llvm_os="xenial", llvm_ver="7", buildtype="boost", image="cppalliance/droneubuntu1804:1", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++-7', 'CXXSTD': '03,11,14,1z', }, globalenv=globalenv),
+  linux_cxx("clang++-8 03,11", "clang++-8", packages="clang-8", llvm_os="xenial", llvm_ver="8", buildtype="boost", image="cppalliance/droneubuntu1804:1", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++-8', 'CXXSTD': '03,11,14,17,2a', }, globalenv=globalenv),
+  linux_cxx("clang++-9 03,11,14,17,2a", "clang++-9", packages="clang-9", llvm_os="xenial", llvm_ver="9", buildtype="boost", image="cppalliance/droneubuntu1804:1", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++-9', 'CXXSTD': '03,11,14,17,2a', }, globalenv=globalenv),
+  linux_cxx("clang++-10 03,11,14,17,20", "clang++-10", packages="clang-10", llvm_os="xenial", llvm_ver="10", buildtype="boost", image="cppalliance/droneubuntu1804:1", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++-10', 'CXXSTD': '03,11,14,17,20', }, globalenv=globalenv),
+  osx_cxx("XCode-11.7 03,11,17,2a", "clang++", packages="", buildtype="boost", xcode_version="11.7", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++', 'CXXSTD': '03,11,14,17,2a', }, globalenv=globalenv),
+  osx_cxx("XCode-10.2 03,11,17,2a", "clang++", packages="", buildtype="boost", xcode_version="10.2", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++', 'CXXSTD': '03,11,14,17,2a', }, globalenv=globalenv),
+  osx_cxx("XCode-9.4 03,11,14,1z", "clang++", packages="", buildtype="boost", xcode_version="9.4", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++', 'CXXSTD': '03,11,14,1z', }, globalenv=globalenv),
+  osx_cxx("XCode-9.0 03,11,14,1z", "clang++", packages="", buildtype="boost", xcode_version="9", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++', 'CXXSTD': '03,11,14,1z', }, globalenv=globalenv),
+  osx_cxx("XCode-8.3 03,11,14,1z", "clang++", packages="", buildtype="boost", xcode_version="8.3", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++', 'CXXSTD': '03,11,14,1z', }, globalenv=globalenv),
+  osx_cxx("XCode-8.0 03,11,14,1z", "clang++", packages="", buildtype="boost", xcode_version="8", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++', 'CXXSTD': '03,11,14,1z', }, globalenv=globalenv),
+  osx_cxx("XCode-7.3 03,11,14,1z", "clang++", packages="", buildtype="boost", xcode_version="7.3", environment={'TOOLSET': 'clang', 'COMPILER': 'clang++', 'CXXSTD': '03,11,14,1z', }, globalenv=globalenv),
+  ]
+
+# from https://github.com/boostorg/boost-ci
+load("@boost_ci//ci/drone/:functions.star", "linux_cxx","windows_cxx","osx_cxx","freebsd_cxx")

.drone/after-success.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+

.drone/before-install.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+

.drone/before-script.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+

.drone/boost.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+
+set -ex
+export TRAVIS_BUILD_DIR=$(pwd)
+export DRONE_BUILD_DIR=$(pwd)
+export TRAVIS_BRANCH=$DRONE_BRANCH
+export VCS_COMMIT_ID=$DRONE_COMMIT
+export GIT_COMMIT=$DRONE_COMMIT
+export PATH=~/.local/bin:/usr/local/bin:$PATH
+
+echo '==================================> BEFORE_INSTALL'
+
+. .drone/before-install.sh
+
+echo '==================================> INSTALL'
+
+BOOST_BRANCH=develop && [ "$TRAVIS_BRANCH" == "master" ] && BOOST_BRANCH=master || true
+cd ..
+git clone -b $BOOST_BRANCH --depth 1 https://github.com/boostorg/boost.git boost-root
+cd boost-root
+git submodule update --init tools/build
+git submodule update --init tools/boost_install
+git submodule update --init libs/headers
+git submodule update --init libs/detail
+git submodule update --init libs/core
+git submodule update --init libs/assert
+git submodule update --init libs/type_traits
+cp -r $TRAVIS_BUILD_DIR/* libs/config
+./bootstrap.sh
+./b2 headers
+
+echo '==================================> BEFORE_SCRIPT'
+
+. $DRONE_BUILD_DIR/.drone/before-script.sh
+
+echo '==================================> SCRIPT'
+
+if [ $TEST_INTEL ]; then source ~/.bashrc; fi
+echo "using $TOOLSET : : $COMPILER : <cxxflags>$EXTRA_FLAGS <linkflags>$EXTRA_FLAGS ;" > ~/user-config.jam
+./b2 libs/config/test//print_config_info libs/config/test//print_math_info toolset=$TOOLSET cxxstd=$CXXSTD $CXXSTD_DIALECT
+./b2 -j3 libs/config/test toolset=$TOOLSET cxxstd=$CXXSTD $CXXSTD_DIALECT
+
+echo '==================================> AFTER_SUCCESS'
+
+. $DRONE_BUILD_DIR/.drone/after-success.sh
+

.github/workflows/ci.yml

@@ -0,0 +1,454 @@
+# Copyright 2020 Evan Miller
+# Copyright 2020 Matt Borland
+# Copyright 2021 John Maddock
+# Distributed under the Boost Software License, Version 1.0.
+# (See accompanying file LICENSE_1_0.txt or copy at http://boost.org/LICENSE_1_0.txt)
+
+name: CI
+on: [ push, pull_request ]
+jobs:
+  ubuntu-focal:
+    runs-on: ubuntu-20.04
+    strategy:
+      fail-fast: false
+      matrix:
+        compiler: [ g++-9, g++-10, clang++-9, clang++-10 ]
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: '0'
+      - uses: mstachniuk/ci-skip@v1
+        with:
+          commit-filter: '[skip ci];[ci skip];[CI SKIP];[SKIP CI];***CI SKIP***;***SKIP CI***;[windows];[Windows];[WINDOWS];[apple];[Apple];[APPLE]'
+          commit-filter-separator: ';'
+          fail-fast: true
+      - name: Set TOOLSET
+        run: echo ${{ matrix.compiler }} | awk '/^g/ { print "TOOLSET=gcc" } /^clang/ { print "TOOLSET=clang" }' >> $GITHUB_ENV
+      - name: Add repository
+        run: sudo apt-add-repository -y "ppa:ubuntu-toolchain-r/test"
+      - name: Install packages
+        run: sudo apt install g++-9 g++-10 clang-9 clang-10
+      - name: Checkout main boost
+        run: git clone -b develop --depth 1 https://github.com/boostorg/boost.git ../boost-root
+      - name: Update Dependencies
+        run: git submodule update --init tools/build tools/boost_install libs/headers libs/detail libs/core libs/assert libs/type_traits
+        working-directory: ../boost-root
+      - name: Copy files
+        run: cp -r $GITHUB_WORKSPACE/* libs/config
+        working-directory: ../boost-root
+      - name: Bootstrap
+        run: ./bootstrap.sh
+        working-directory: ../boost-root
+      - name: Generate headers
+        run: ./b2 headers
+        working-directory: ../boost-root
+      - name: Generate user config
+        run: 'echo "using $TOOLSET : : ${{ matrix.compiler }} ;" > ~/user-config.jam'
+        working-directory: ../boost-root
+      - name: Config info
+        run: ../../../b2 print_config_info toolset=$TOOLSET cxxstd=03,11,14,17,2a
+        working-directory: ../boost-root/libs/config/test
+      - name: Test
+        run: ../../../b2 toolset=$TOOLSET cxxstd=03,11,14,17,2a
+        working-directory: ../boost-root/libs/config/test
+  ubuntu-bionic:
+    runs-on: ubuntu-18.04
+    strategy:
+      fail-fast: false
+      matrix:
+        compiler: [ g++-7, g++-8, clang++-7, clang++-8 ]
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: '0'
+      - uses: mstachniuk/ci-skip@v1
+        with:
+          commit-filter: '[skip ci];[ci skip];[CI SKIP];[SKIP CI];***CI SKIP***;***SKIP CI***;[windows];[Windows];[WINDOWS];[apple];[Apple];[APPLE]'
+          commit-filter-separator: ';'
+          fail-fast: true
+      - name: Set TOOLSET
+        run: echo ${{ matrix.compiler }} | awk '/^g/ { print "TOOLSET=gcc" } /^clang/ { print "TOOLSET=clang" }' >> $GITHUB_ENV
+      - name: Add repository
+        run: sudo apt-add-repository -y "ppa:ubuntu-toolchain-r/test"
+      - name: Install packages
+        run: sudo apt install g++-7 g++-8 clang-7 clang-8
+      - name: Checkout main boost
+        run: git clone -b develop --depth 1 https://github.com/boostorg/boost.git ../boost-root
+      - name: Update Dependencies
+        run: git submodule update --init tools/build tools/boost_install libs/headers libs/detail libs/core libs/assert libs/type_traits
+        working-directory: ../boost-root
+      - name: Copy files
+        run: cp -r $GITHUB_WORKSPACE/* libs/config
+        working-directory: ../boost-root
+      - name: Bootstrap
+        run: ./bootstrap.sh
+        working-directory: ../boost-root
+      - name: Generate headers
+        run: ./b2 headers
+        working-directory: ../boost-root
+      - name: Generate user config
+        run: 'echo "using $TOOLSET : : ${{ matrix.compiler }} ;" > ~/user-config.jam'
+        working-directory: ../boost-root
+      - name: Config info install
+        run: ../../../b2 print_config_info toolset=$TOOLSET cxxstd=03,11,14,17
+        working-directory: ../boost-root/libs/config/test
+      - name: Test
+        run: ../../../b2 toolset=$TOOLSET cxxstd=03,11,14,17
+        working-directory: ../boost-root/libs/config/test
+  macos:
+    runs-on: macos-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        toolset: [ clang ]
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: '0'
+      - uses: mstachniuk/ci-skip@v1
+        with:
+          commit-filter: '[skip ci];[ci skip];[CI SKIP];[SKIP CI];***CI SKIP***;***SKIP CI***;[windows];[Windows];[WINDOWS];[linux];[Linux];[LINUX]'
+          commit-filter-separator: ';'
+          fail-fast: true
+      - name: Checkout main boost
+        run: git clone -b develop --depth 1 https://github.com/boostorg/boost.git ../boost-root
+      - name: Update Dependencies
+        run: git submodule update --init tools/build tools/boost_install libs/headers libs/detail libs/core libs/assert libs/type_traits
+        working-directory: ../boost-root
+      - name: Copy files
+        run: cp -r $GITHUB_WORKSPACE/* libs/config
+        working-directory: ../boost-root
+      - name: Bootstrap
+        run: ./bootstrap.sh
+        working-directory: ../boost-root
+      - name: Generate headers
+        run: ./b2 headers
+        working-directory: ../boost-root
+      - name: Config info
+        run: ../../../b2 print_config_info toolset=${{ matrix.toolset }} cxxstd=03,11,14,17,2a
+        working-directory: ../boost-root/libs/config/test
+      - name: Test
+        run: ../../../b2 toolset=${{ matrix.toolset }} cxxstd=03,11,14,17,2a
+        working-directory: ../boost-root/libs/config/test
+  windows_msvc_14_0:
+    runs-on: windows-latest
+    defaults:
+      run:
+        shell: cmd
+    strategy:
+      fail-fast: false
+      matrix:
+        toolset: [ msvc-14.0 ]
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: '0'
+      - uses: mstachniuk/ci-skip@v1
+        with:
+          commit-filter: '[skip ci];[ci skip];[CI SKIP];[SKIP CI];***CI SKIP***;***SKIP CI***;[apple];[Apple];[APPLE];[linux];[Linux];[LINUX]'
+          commit-filter-separator: ';'
+          fail-fast: true
+      - name: Checkout main boost
+        run: git clone -b develop --depth 1 https://github.com/boostorg/boost.git ../boost-root
+      - name: Update Dependencies
+        run: git submodule update --init tools/build tools/boost_install libs/headers libs/detail libs/core libs/assert libs/type_traits
+        working-directory: ../boost-root
+      - name: Copy files
+        run: xcopy /s /e /q %GITHUB_WORKSPACE% libs\config
+        working-directory: ../boost-root
+      - name: Bootstrap
+        run: bootstrap
+        working-directory: ../boost-root
+      - name: Generate headers
+        run: b2 headers
+        working-directory: ../boost-root
+      - name: Config info
+        run: ..\..\..\b2 print_config_info cxxstd=14,17 address-model=64 toolset=msvc-14.0
+        working-directory: ../boost-root/libs/config/test
+      - name: Test
+        run: ..\..\..\b2 --hash address-model=64 cxxstd=14,17 toolset=msvc-14.0
+        working-directory: ../boost-root/libs/config/test
+  windows_msvc_14_2:
+    runs-on: windows-2019
+    defaults:
+      run:
+        shell: cmd
+    strategy:
+      fail-fast: false
+      matrix:
+        toolset: [ msvc-14.2 ]
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: '0'
+      - uses: mstachniuk/ci-skip@v1
+        with:
+          commit-filter: '[skip ci];[ci skip];[CI SKIP];[SKIP CI];***CI SKIP***;***SKIP CI***;[apple];[Apple];[APPLE];[linux];[Linux];[LINUX]'
+          commit-filter-separator: ';'
+          fail-fast: true
+      - name: Checkout main boost
+        run: git clone -b develop --depth 1 https://github.com/boostorg/boost.git ../boost-root
+      - name: Update Dependencies
+        run: git submodule update --init tools/build tools/boost_install libs/headers libs/detail libs/core libs/assert libs/type_traits
+        working-directory: ../boost-root
+      - name: Copy files
+        run: xcopy /s /e /q %GITHUB_WORKSPACE% libs\config
+        working-directory: ../boost-root
+      - name: Bootstrap
+        run: bootstrap
+        working-directory: ../boost-root
+      - name: Generate headers
+        run: b2 headers
+        working-directory: ../boost-root
+      - name: Config info
+        run: ..\..\..\b2 print_config_info cxxstd=14,17,latest address-model=64 toolset=msvc-14.2
+        working-directory: ../boost-root/libs/config/test
+      - name: Test
+        run: ..\..\..\b2 --hash address-model=64 cxxstd=14,17,latest toolset=msvc-14.2
+        working-directory: ../boost-root/libs/config/test
+  windows_msvc_14_3:
+    runs-on: windows-2022
+    defaults:
+      run:
+        shell: cmd
+    strategy:
+      fail-fast: false
+      matrix:
+        toolset: [ msvc-14.3 ]
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: '0'
+      - uses: mstachniuk/ci-skip@v1
+        with:
+          commit-filter: '[skip ci];[ci skip];[CI SKIP];[SKIP CI];***CI SKIP***;***SKIP CI***;[apple];[Apple];[APPLE];[linux];[Linux];[LINUX]'
+          commit-filter-separator: ';'
+          fail-fast: true
+      - name: Checkout main boost
+        run: git clone -b develop --depth 1 https://github.com/boostorg/boost.git ../boost-root
+      - name: Update Dependencies
+        run: git submodule update --init tools/build tools/boost_install libs/headers libs/detail libs/core libs/assert libs/type_traits
+        working-directory: ../boost-root
+      - name: Copy files
+        run: xcopy /s /e /q %GITHUB_WORKSPACE% libs\config
+        working-directory: ../boost-root
+      - name: Bootstrap
+        run: bootstrap
+        working-directory: ../boost-root
+      - name: Generate headers
+        run: b2 headers
+        working-directory: ../boost-root
+      - name: Config info
+        run: ..\..\..\b2 print_config_info cxxstd=14,17,latest address-model=64 toolset=msvc-14.3
+        working-directory: ../boost-root/libs/config/test
+      - name: Test
+        run: ..\..\..\b2 --hash address-model=64 cxxstd=14,17,latest toolset=msvc-14.3
+        working-directory: ../boost-root/libs/config/test
+  non_intel_ubuntu_20_04_gcc:
+    runs-on: ubuntu-20.04
+    strategy:
+      fail-fast: false
+      matrix:
+        qemu_arch: [ aarch64, s390x, ppc64le ]
+    steps:
+      - uses: actions/checkout@v2.1.0
+      - uses: uraimo/run-on-arch-action@v2.0.5
+        name: Run commands
+        id: runcmd
+        with:
+          arch: ${{ matrix.qemu_arch }}
+          distro: ubuntu20.04
+
+          # Not required, but speeds up builds by storing container images in
+          # a GitHub package registry.
+          #githubToken: ${{ github.token }}
+
+          # Set an output parameter `uname` for use in subsequent steps
+          run: |
+            uname -a
+            apt update
+            apt -y install gcc g++ git python
+            echo $PWD
+            config=$PWD
+            cd ..
+            git clone -b develop --depth 1 https://github.com/boostorg/boost.git boost-root
+            cd boost-root
+            rm -rf libs/config/*
+            cp -r $config/* libs/config
+            git submodule update --init tools/build tools/boost_install libs/headers libs/detail libs/core libs/assert libs/type_traits
+            ./bootstrap.sh
+            ./b2 headers
+            ./b2 toolset=gcc libs/config/test//print_config_info libs/config/test//print_math_info
+            cd libs/config/test && ../../../b2 toolset=gcc cxxstd=03,11,14,17
+  non_intel_ubuntu_20_04_clang:
+    runs-on: ubuntu-20.04
+    strategy:
+      fail-fast: false
+      matrix:
+        qemu_arch: [ aarch64, ppc64le ]
+    steps:
+      - uses: actions/checkout@v2.1.0
+      - uses: uraimo/run-on-arch-action@v2.0.5
+        name: Run commands
+        id: runcmd
+        with:
+          arch: ${{ matrix.qemu_arch }}
+          distro: ubuntu20.04
+
+          # Not required, but speeds up builds by storing container images in
+          # a GitHub package registry.
+          #githubToken: ${{ github.token }}
+
+          # Set an output parameter `uname` for use in subsequent steps
+          run: |
+            uname -a
+            apt update
+            apt -y install clang gcc g++ git python
+            echo $PWD
+            config=$PWD
+            cd ..
+            git clone -b develop --depth 1 https://github.com/boostorg/boost.git boost-root
+            cd boost-root
+            rm -rf libs/config/*
+            cp -r $config/* libs/config
+            git submodule update --init tools/build tools/boost_install libs/headers libs/detail libs/core libs/assert libs/type_traits
+            ./bootstrap.sh
+            ./b2 headers
+            ./b2 toolset=clang libs/config/test//print_config_info libs/config/test//print_math_info
+            cd libs/config/test
+            ../../../b2 toolset=clang cxxstd=03,11,14,17
+  emscripten_wasm:
+    runs-on: ubuntu-20.04
+    strategy:
+      fail-fast: false
+      matrix:
+        compiler: [ emcc ]
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: '0'
+      - uses: mstachniuk/ci-skip@v1
+        with:
+          commit-filter: '[skip ci];[ci skip];[CI SKIP];[SKIP CI];***CI SKIP***;***SKIP CI***;[windows];[Windows];[WINDOWS];[apple];[Apple];[APPLE]'
+          commit-filter-separator: ';'
+          fail-fast: true
+      - name: Install Emscripten
+        run: |
+         uname -a
+         echo $PWD
+         config=$PWD
+         cd ..
+         git clone https://github.com/emscripten-core/emsdk.git
+         cd emsdk
+         git pull
+         ./emsdk install latest
+         ./emsdk activate latest
+         source ./emsdk_env.sh
+      - name: Checkout main boost
+        run: git clone -b develop --depth 1 https://github.com/boostorg/boost.git ../boost-root
+      - name: Update Dependencies
+        run: git submodule update --init tools/build tools/boost_install libs/headers libs/detail libs/core libs/assert libs/type_traits
+        working-directory: ../boost-root
+      - name: Copy files
+        run: cp -r $GITHUB_WORKSPACE/* libs/config
+        working-directory: ../boost-root
+      - name: Bootstrap
+        run: ./bootstrap.sh
+        working-directory: ../boost-root
+      - name: Generate headers
+        run: ./b2 headers
+        working-directory: ../boost-root
+      - name: Test config_info (default)
+        working-directory: ../boost-root
+        run: |
+         source ../emsdk/emsdk_env.sh
+         emcc -I. -O3 -o config_info libs/config/test/config_info.cpp
+         node config_info
+      - name: Test config_test (default)
+        working-directory: ../boost-root
+        run: |
+         source ../emsdk/emsdk_env.sh
+         emcc -s EXIT_RUNTIME=1 -s DISABLE_EXCEPTION_CATCHING=0 -I. -O3 -o config_test libs/config/test/config_test.cpp
+         node config_test
+      - name: Test config_info (-fno-exceptions)
+        working-directory: ../boost-root
+        run: |
+         source ../emsdk/emsdk_env.sh
+         emcc -I. -O3 -fno-exceptions -o config_info libs/config/test/config_info.cpp
+         node config_info
+      - name: Test config_test (-fno-exceptions)
+        working-directory: ../boost-root
+        run: |
+         source ../emsdk/emsdk_env.sh
+         emcc -s EXIT_RUNTIME=1 -fno-exceptions -I. -O3 -o config_test libs/config/test/config_test.cpp
+         node config_test
+      - name: Test config_info (pthread)
+        working-directory: ../boost-root
+        run: |
+         source ../emsdk/emsdk_env.sh
+         emcc -pthread -s EXIT_RUNTIME=1 -s PTHREAD_POOL_SIZE=32 -I. -O3 -o config_info_pthread libs/config/test/config_info.cpp
+         node --experimental-wasm-threads --experimental-wasm-bulk-memory config_info_pthread
+      - name: Test config_test (pthread)
+        working-directory: ../boost-root
+        run: |
+         source ../emsdk/emsdk_env.sh
+         emcc -pthread -s EXIT_RUNTIME=1 -s PTHREAD_POOL_SIZE=32 -s DISABLE_EXCEPTION_CATCHING=0 -I. -O3 -o config_test_pthread libs/config/test/config_test.cpp
+         node --experimental-wasm-threads --experimental-wasm-bulk-memory config_test_pthread
+  ubuntu-cuda:
+    runs-on: ubuntu-20.04
+    strategy:
+      fail-fast: false
+      matrix:
+        std: [ 11, 14, 17 ]
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: '0'
+      - uses: mstachniuk/ci-skip@v1
+        with:
+          commit-filter: '[skip ci];[ci skip];[CI SKIP];[SKIP CI];***CI SKIP***;***SKIP CI***;[windows];[Windows];[WINDOWS];[apple];[Apple];[APPLE]'
+          commit-filter-separator: ';'
+          fail-fast: true
+      - uses: Jimver/cuda-toolkit@v0.2.4
+      - name: Add repository
+        run: sudo apt-add-repository -y "ppa:ubuntu-toolchain-r/test"
+      - name: Install packages
+        run: sudo apt install g++-11 clang-11
+      - name: Checkout main boost
+        run: git clone -b develop --depth 1 https://github.com/boostorg/boost.git ../boost-root
+      - name: Update Dependencies
+        run: git submodule update --init tools/build tools/boost_install libs/headers libs/detail libs/core libs/assert libs/type_traits
+        working-directory: ../boost-root
+      - name: Copy files
+        run: cp -r $GITHUB_WORKSPACE/* libs/config
+        working-directory: ../boost-root
+      - name: Bootstrap
+        run: ./bootstrap.sh
+        working-directory: ../boost-root
+      - name: Generate headers
+        run: ./b2 headers
+        working-directory: ../boost-root
+      - name: nvcc version
+        run: nvcc --version
+        working-directory: ../boost-root/libs/config/test
+      - name: Config info nvcc
+        run: nvcc -std=c++${{ matrix.std }} -o config_info -I../../.. config_info.cpp && ./config_info
+        working-directory: ../boost-root/libs/config/test
+      - name: Config_test nvcc
+        run: nvcc -std=c++${{ matrix.std }} -o config_test -I../../.. config_test.cpp && ./config_test
+        working-directory: ../boost-root/libs/config/test
+      - name: Config_test nvcc-cuda
+        run: nvcc -c -std=c++${{ matrix.std }} -I../../.. config_test.cu
+        working-directory: ../boost-root/libs/config/test
+      - name: Config info nvcc+clang
+        run: nvcc -std=c++${{ matrix.std }} --compiler-bindir=clang++ -o config_info -I../../.. config_info.cpp && ./config_info
+        working-directory: ../boost-root/libs/config/test
+      - name: Config_test nvcc+clang
+        run: nvcc -std=c++${{ matrix.std }} --compiler-bindir=clang++ -o config_test -I../../.. config_test.cpp  -latomic && ./config_test
+        working-directory: ../boost-root/libs/config/test
+      - name: Config_test nvcc-cuda+clang
+        run: nvcc -c -std=c++${{ matrix.std }} --compiler-bindir=clang++ -I../../.. config_test.cu
+        working-directory: ../boost-root/libs/config/test
+      - name: Config_test clang-cuda
+        run: clang++ -nocudalib --no-cuda-version-check -c --cuda-gpu-arch=sm_75 -std=c++${{ matrix.std }} -I../../.. config_test.cu
+        working-directory: ../boost-root/libs/config/test

.travis.yml

@@ -1,286 +0,0 @@
-# Copyright 2016, 2017, 2018 Peter Dimov
-# Distributed under the Boost Software License, Version 1.0.
-# (See accompanying file LICENSE_1_0.txt or copy at http://boost.org/LICENSE_1_0.txt)
-
-language: cpp
-
-sudo: false
-
-branches:
-  only:
-    - master
-    - develop
-    - /feature\/.*/
-
-env:
-  matrix:
-    - BOGUS_JOB=true
-
-matrix:
-
-  exclude:
-    - env: BOGUS_JOB=true
-
-  include:
-    - os: linux
-      env: TOOLSET=gcc COMPILER=g++ CXXSTD=03,11
-
-    - os: linux
-      compiler: g++-4.4
-      env: TOOLSET=gcc COMPILER=g++-4.4 CXXSTD=98,0x
-      addons:
-        apt:
-          packages:
-            - g++-4.4
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      compiler: g++-4.6
-      env: TOOLSET=gcc COMPILER=g++-4.6 CXXSTD=03,0x
-      addons:
-        apt:
-          packages:
-            - g++-4.6
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      env: TOOLSET=gcc COMPILER=g++-4.7 CXXSTD=03,11
-      addons:
-        apt:
-          packages:
-            - g++-4.7
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      env: TOOLSET=gcc COMPILER=g++-4.8 CXXSTD=03,11
-      addons:
-        apt:
-          packages:
-            - g++-4.8
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      env: TOOLSET=gcc COMPILER=g++-4.9 CXXSTD=03,11
-      addons:
-        apt:
-          packages:
-            - g++-4.9
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      env: TOOLSET=gcc COMPILER=g++-5 CXXSTD=03,11,14,1z
-      addons:
-        apt:
-          packages:
-            - g++-5
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      env: TOOLSET=gcc COMPILER=g++-6 CXXSTD=03,11,14,1z
-      addons:
-        apt:
-          packages:
-            - g++-6
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      env: TOOLSET=gcc COMPILER=g++-6 CXXSTD=03,11,14,1z CXXSTD_DIALECT=cxxstd-dialect=gnu
-      addons:
-        apt:
-          packages:
-            - g++-6
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      env: TOOLSET=gcc COMPILER=g++-7 CXXSTD=03,11,14,17
-      addons:
-        apt:
-          packages:
-            - g++-7
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      env: TOOLSET=gcc COMPILER=g++-8 CXXSTD=03,11,14,17
-      addons:
-        apt:
-          packages:
-            - g++-8
-          sources:
-            - ubuntu-toolchain-r-test
-
-    - os: linux
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=03,11
-
-    - os: linux
-      env: TOOLSET=clang COMPILER=clang++-3.5 CXXSTD=03,11,14,1z
-      addons:
-        apt:
-          packages:
-            - clang-3.5
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.5
-
-    - os: linux
-      env: TOOLSET=clang COMPILER=clang++-3.6 CXXSTD=03,11,14,1z
-      addons:
-        apt:
-          packages:
-            - clang-3.6
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.6
-
-    - os: linux
-      env: TOOLSET=clang COMPILER=clang++-3.7 CXXSTD=03,11,14,1z
-      addons:
-        apt:
-          packages:
-            - clang-3.7
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.7
-
-    - os: linux
-      env: TOOLSET=clang COMPILER=clang++-3.8 CXXSTD=03,11,14,1z
-      addons:
-        apt:
-          packages:
-            - clang-3.8
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.8
-
-    - os: linux
-      env: TOOLSET=clang COMPILER=clang++-3.9 CXXSTD=03,11,14,1z
-      addons:
-        apt:
-          packages:
-            - clang-3.9
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-precise-3.9
-
-    - os: linux
-      compiler: clang++-4.0
-      env: TOOLSET=clang COMPILER=clang++-4.0 CXXSTD=03,11,14,1z
-      addons:
-        apt:
-          packages:
-            - clang-4.0
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-trusty-4.0
-
-    - os: linux
-      compiler: clang++-5.0
-      env: TOOLSET=clang COMPILER=clang++-5.0 CXXSTD=03,11,14,1z
-      addons:
-        apt:
-          packages:
-            - clang-5.0
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-trusty-5.0
-
-    - os: linux
-      compiler: clang++-libc++
-      env: TOOLSET=clang COMPILER=clang++-libc++ CXXSTD=03,11,14,1z
-      addons:
-        apt:
-          packages:
-            - libc++-dev
-            - clang-5.0
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-trusty-5.0
-
-    - os: linux
-      compiler: clang++-6.0
-      env: TOOLSET=clang COMPILER=clang++-6.0 CXXSTD=03,11,14,1z
-      addons:
-        apt:
-          packages:
-            - clang-6.0
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-trusty-6.0
-
-    - os: linux
-      compiler: clang++-libc++
-      env: TOOLSET=clang COMPILER="clang++-6.0 -stdlib=libc++" CXXSTD=03,11,14
-      addons:
-        apt:
-          packages:
-            - clang-6.0
-            - libc++-dev
-          sources:
-            - ubuntu-toolchain-r-test
-            - llvm-toolchain-trusty-6.0
-
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=03,11,14,1z
-      osx_image: xcode9.1
-
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=03,11,14,1z
-      osx_image: xcode9
-
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=03,11,14,1z
-      osx_image: xcode8.3
-
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=03,11,14,1z
-      osx_image: xcode8
-
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=03,11,14,1z
-      osx_image: xcode7.3
-
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=03,11,14,1z
-      osx_image: xcode6.4
-
-     - os: linux
-      env: CMAKE_TEST_PROJECT=1
-      install: true
-      script:
-        - mkdir __build__ && cd __build__
-        - cmake ../test
-        - cmake --build .
-
-install:
-  - BOOST_BRANCH=develop && [ "$TRAVIS_BRANCH" == "master" ] && BOOST_BRANCH=master || true
-  - cd ..
-  - git clone -b $BOOST_BRANCH --depth 1 https://github.com/boostorg/boost.git boost-root
-  - cd boost-root
-  - git submodule update --init tools/build
-  - git submodule update --init libs/detail
-  - git submodule update --init libs/core
-  - git submodule update --init libs/assert
-  - git submodule update --init libs/type_traits
-  - cp -r $TRAVIS_BUILD_DIR/* libs/config
-  - ./bootstrap.sh
-  - ./b2 headers
- 
-script:
-  - |-
-    echo "using $TOOLSET : : $COMPILER ;" > ~/user-config.jam
-  - IFS=','
-  - for CXXLOCAL in $CXXSTD; do  (cd libs/config/test && ../../../b2 config_info_travis_install toolset=$TOOLSET cxxstd=$CXXLOCAL $CXXSTD_DIALECT && echo With Standard Version $CXXLOCAL && ./config_info_travis && rm ./config_info_travis)  done
-  - unset IFS
-  - ./b2 -j3 libs/config/test toolset=$TOOLSET cxxstd=$CXXSTD $CXXSTD_DIALECT
-
-notifications:
-  email:
-    on_success: always

CMakeLists.txt

@@ -1,19 +1,12 @@
 # Copyright 2018 Mike Dev
+# Copyright 2019 Peter Dimov
 # Distributed under the Boost Software License, Version 1.0.
 # See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt
-#
-#  CAUTION!!!!
-#
-# This addition to Boost.Config should be considered experimental and is part
-# of an ongoing effort to add CMake support Boost-wide.
-#
-# IT IS HIGHLY LIKELY THAT THIS FILE WILL CHANGE WITHOUT NOTICE!!!
-#
-# DO NOT REPLY ON THE CONTENTS OF THIS FILE!!!
-#
 
-cmake_minimum_required(VERSION 3.5)
-project(BoostConfig LANGUAGES CXX)
+# We support CMake 3.5, but prefer 3.16 policies and behavior
+cmake_minimum_required(VERSION 3.5...3.16)
+
+project(boost_config VERSION "${BOOST_SUPERPROJECT_VERSION}" LANGUAGES CXX)
 
 add_library(boost_config INTERFACE)
 add_library(Boost::config ALIAS boost_config)

README.md

@@ -5,6 +5,12 @@ This library provides configuration support for the Boost C++ libraries.
 
 The full documentation is available on [boost.org](http://www.boost.org/doc/libs/release/libs/config/index.html).
 
+|                  |  Master  |   Develop   |
+|------------------|----------|-------------|
+| Drone            |  [![Build Status](https://drone.cpp.al/api/badges/boostorg/config/status.svg?ref=refs/heads/master)](https://drone.cpp.al/boostorg/config) | [![Build Status](https://drone.cpp.al/api/badges/boostorg/config/status.svg)](https://drone.cpp.al/boostorg/config) |
+| Travis           | [![Build Status](https://travis-ci.org/boostorg/config.svg?branch=master)](https://travis-ci.org/boostorg/config)  |  [![Build Status](https://travis-ci.org/boostorg/config.png)](https://travis-ci.org/boostorg/config) |
+| Appveyor         | [![Build status](https://ci.appveyor.com/api/projects/status/wo2n2mhoy8vegmuo/branch/master?svg=true)](https://ci.appveyor.com/project/jzmaddock/config/branch/master) | [![Build status](https://ci.appveyor.com/api/projects/status/wo2n2mhoy8vegmuo/branch/develop?svg=true)](https://ci.appveyor.com/project/jzmaddock/config/branch/develop) |
+
 ## Support, bugs and feature requests ##
 
 Bugs and feature requests can be reported through the [Gitub issue tracker](https://github.com/boostorg/config/issues)
@@ -33,3 +39,5 @@ You can either run all the tests listed in `Jamfile.v2` or run a single test:
     ../../../b2                        <- run all tests
     ../../../b2 config_info            <- single test
 
+### For developers ###
+Please check the [Guidelines for Boost Authors](http://www.boost.org/doc/libs/release/libs/config/doc/html/boost_config/guidelines_for_boost_authors.html). from the full documentation.

appveyor.bat

@@ -1,12 +0,0 @@
-IF NOT DEFINED CXXSTD (
-ECHO %ARGS:"=%
-..\..\..\b2 config_info_travis_install %ARGS:"=%
-config_info_travis
-del config_info_travis.exe
-)
-IF DEFINED CXXSTD FOR %%A IN (%CXXSTD%) DO (
-ECHO %ARGS:"=%
-..\..\..\b2 -a -d2 config_info_travis_install %ARGS:"=% cxxstd=%%A
-config_info_travis
-del config_info_travis.exe
-)

appveyor.yml

@@ -22,6 +22,10 @@ environment:
       ARGS: --toolset=msvc-14.1 address-model=32
     - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
       ARGS: --toolset=msvc-14.1 address-model=64 cxxflags=-std:c++latest cxxflags=-permissive-
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+      ARGS: --toolset=clang-win address-model=64
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+      ARGS: --toolset=clang-win address-model=32
     - ARGS: --toolset=msvc-9.0  address-model=32
     - ARGS: --toolset=msvc-10.0 address-model=32
     - ARGS: --toolset=msvc-11.0 address-model=32
@@ -52,6 +56,8 @@ install:
   - cd boost-root
   - xcopy /s /e /q %APPVEYOR_BUILD_FOLDER% libs\config
   - git submodule update --init tools/build
+  - git submodule update --init tools/boost_install
+  - git submodule update --init libs/headers
   - git submodule update --init libs/detail
   - git submodule update --init libs/core
   - git submodule update --init libs/assert
@@ -63,5 +69,5 @@ build: off
 
 test_script:
   - cd libs\config\test
-  - ..\appveyor.bat
+  - ..\..\..\b2 print_config_info %ARGS% cxxstd=%CXXSTD%
   - ..\..\..\b2 -j3 %ARGS% cxxstd=%CXXSTD%

checks/Jamfile.v2

@@ -1,6 +1,6 @@
 #
 # *** DO NOT EDIT THIS FILE BY HAND ***
-# This file was automatically generated on Thu Aug 16 11:20:17 2018
+# This file was automatically generated on Tue Aug 17 16:27:31 2021
 #  by libs/config/tools/generate.cpp
 # Copyright John Maddock.
 # Use, modification and distribution are subject to the 
@@ -64,11 +64,14 @@ obj cv_specializations : test_case.cpp : <define>TEST_BOOST_NO_CV_SPECIALIZATION
 obj cv_void_specializations : test_case.cpp : <define>TEST_BOOST_NO_CV_VOID_SPECIALIZATIONS ;
 obj cwchar : test_case.cpp : <define>TEST_BOOST_NO_CWCHAR ;
 obj cwctype : test_case.cpp : <define>TEST_BOOST_NO_CWCTYPE ;
+obj cxx03 : test_case.cpp : <define>TEST_BOOST_NO_CXX03 ;
+obj cxx11 : test_case.cpp : <define>TEST_BOOST_NO_CXX11 ;
 obj cxx11_addressof : test_case.cpp : <define>TEST_BOOST_NO_CXX11_ADDRESSOF ;
 obj cxx11_alignas : test_case.cpp : <define>TEST_BOOST_NO_CXX11_ALIGNAS ;
 obj cxx11_allocator : test_case.cpp : <define>TEST_BOOST_NO_CXX11_ALLOCATOR ;
 obj cxx11_atomic_smart_ptr : test_case.cpp : <define>TEST_BOOST_NO_CXX11_ATOMIC_SMART_PTR ;
 obj cxx11_defaulted_moves : test_case.cpp : <define>TEST_BOOST_NO_CXX11_DEFAULTED_MOVES ;
+obj cxx11_hdr_exception : test_case.cpp : <define>TEST_BOOST_NO_CXX11_HDR_EXCEPTION ;
 obj cxx11_final : test_case.cpp : <define>TEST_BOOST_NO_CXX11_FINAL ;
 obj cxx11_hdr_array : test_case.cpp : <define>TEST_BOOST_NO_CXX11_HDR_ARRAY ;
 obj cxx11_hdr_atomic : test_case.cpp : <define>TEST_BOOST_NO_CXX11_HDR_ATOMIC ;
@@ -92,6 +95,7 @@ obj cxx11_hdr_unordered_set : test_case.cpp : <define>TEST_BOOST_NO_CXX11_HDR_UN
 obj cxx11_inline_namespaces : test_case.cpp : <define>TEST_BOOST_NO_CXX11_INLINE_NAMESPACES ;
 obj cxx11_non_public_defaulted_functions : test_case.cpp : <define>TEST_BOOST_NO_CXX11_NON_PUBLIC_DEFAULTED_FUNCTIONS ;
 obj cxx11_numeric_limits : test_case.cpp : <define>TEST_BOOST_NO_CXX11_NUMERIC_LIMITS ;
+obj cxx11_override : test_case.cpp : <define>TEST_BOOST_NO_CXX11_OVERRIDE ;
 obj cxx11_pointer_traits : test_case.cpp : <define>TEST_BOOST_NO_CXX11_POINTER_TRAITS ;
 obj cxx11_ref_qualifiers : test_case.cpp : <define>TEST_BOOST_NO_CXX11_REF_QUALIFIERS ;
 obj cxx11_sfinae_expr : test_case.cpp : <define>TEST_BOOST_NO_CXX11_SFINAE_EXPR ;
@@ -99,7 +103,9 @@ obj cxx11_smart_ptr : test_case.cpp : <define>TEST_BOOST_NO_CXX11_SMART_PTR ;
 obj cxx11_std_align : test_case.cpp : <define>TEST_BOOST_NO_CXX11_STD_ALIGN ;
 obj cxx11_thread_local : test_case.cpp : <define>TEST_BOOST_NO_CXX11_THREAD_LOCAL ;
 obj cxx11_trailing_result_types : test_case.cpp : <define>TEST_BOOST_NO_CXX11_TRAILING_RESULT_TYPES ;
+obj cxx11_unrestricted_union : test_case.cpp : <define>TEST_BOOST_NO_CXX11_UNRESTRICTED_UNION ;
 obj cxx11_user_defined_literals : test_case.cpp : <define>TEST_BOOST_NO_CXX11_USER_DEFINED_LITERALS ;
+obj cxx14 : test_case.cpp : <define>TEST_BOOST_NO_CXX14 ;
 obj cxx14_binary_literals : test_case.cpp : <define>TEST_BOOST_NO_CXX14_BINARY_LITERALS ;
 obj cxx14_constexpr : test_case.cpp : <define>TEST_BOOST_NO_CXX14_CONSTEXPR ;
 obj cxx14_decltype_auto : test_case.cpp : <define>TEST_BOOST_NO_CXX14_DECLTYPE_AUTO ;
@@ -111,15 +117,36 @@ obj cxx14_aggregate_nsdmi : test_case.cpp : <define>TEST_BOOST_NO_CXX14_AGGREGAT
 obj cxx14_return_type_deduction : test_case.cpp : <define>TEST_BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION ;
 obj cxx14_std_exchange : test_case.cpp : <define>TEST_BOOST_NO_CXX14_STD_EXCHANGE ;
 obj cxx14_variable_templates : test_case.cpp : <define>TEST_BOOST_NO_CXX14_VARIABLE_TEMPLATES ;
+obj cxx17 : test_case.cpp : <define>TEST_BOOST_NO_CXX17 ;
 obj cxx17_fold_expressions : test_case.cpp : <define>TEST_BOOST_NO_CXX17_FOLD_EXPRESSIONS ;
+obj cxx17_hdr_any : test_case.cpp : <define>TEST_BOOST_NO_CXX17_HDR_ANY ;
+obj cxx17_hdr_charconv : test_case.cpp : <define>TEST_BOOST_NO_CXX17_HDR_CHARCONV ;
+obj cxx17_hdr_execution : test_case.cpp : <define>TEST_BOOST_NO_CXX17_HDR_EXECUTION ;
+obj cxx17_hdr_filesystem : test_case.cpp : <define>TEST_BOOST_NO_CXX17_HDR_FILESYSTEM ;
+obj cxx17_hdr_memory_resource : test_case.cpp : <define>TEST_BOOST_NO_CXX17_HDR_MEMORY_RESOURCE ;
 obj cxx17_hdr_optional : test_case.cpp : <define>TEST_BOOST_NO_CXX17_HDR_OPTIONAL ;
 obj cxx17_hdr_string_view : test_case.cpp : <define>TEST_BOOST_NO_CXX17_HDR_STRING_VIEW ;
+obj cxx17_hdr_variant : test_case.cpp : <define>TEST_BOOST_NO_CXX17_HDR_VARIANT ;
 obj cxx17_if_constexpr : test_case.cpp : <define>TEST_BOOST_NO_CXX17_IF_CONSTEXPR ;
 obj cxx17_inline_variables : test_case.cpp : <define>TEST_BOOST_NO_CXX17_INLINE_VARIABLES ;
 obj cxx17_iterator_traits : test_case.cpp : <define>TEST_BOOST_NO_CXX17_ITERATOR_TRAITS ;
 obj cxx17_std_apply : test_case.cpp : <define>TEST_BOOST_NO_CXX17_STD_APPLY ;
 obj cxx17_std_invoke : test_case.cpp : <define>TEST_BOOST_NO_CXX17_STD_INVOKE ;
 obj cxx17_structured_bindings : test_case.cpp : <define>TEST_BOOST_NO_CXX17_STRUCTURED_BINDINGS ;
+obj cxx20_hdr_barrier : test_case.cpp : <define>TEST_BOOST_NO_CXX20_HDR_BARRIER ;
+obj cxx20_hdr_bit : test_case.cpp : <define>TEST_BOOST_NO_CXX20_HDR_BIT ;
+obj cxx20_hdr_compare : test_case.cpp : <define>TEST_BOOST_NO_CXX20_HDR_COMPARE ;
+obj cxx20_hdr_concepts : test_case.cpp : <define>TEST_BOOST_NO_CXX20_HDR_CONCEPTS ;
+obj cxx20_hdr_coroutine : test_case.cpp : <define>TEST_BOOST_NO_CXX20_HDR_COROUTINE ;
+obj cxx20_hdr_format : test_case.cpp : <define>TEST_BOOST_NO_CXX20_HDR_FORMAT ;
+obj cxx20_hdr_latch : test_case.cpp : <define>TEST_BOOST_NO_CXX20_HDR_LATCH ;
+obj cxx20_hdr_numbers : test_case.cpp : <define>TEST_BOOST_NO_CXX20_HDR_NUMBERS ;
+obj cxx20_hdr_ranges : test_case.cpp : <define>TEST_BOOST_NO_CXX20_HDR_RANGES ;
+obj cxx20_hdr_semaphore : test_case.cpp : <define>TEST_BOOST_NO_CXX20_HDR_SEMAPHORE ;
+obj cxx20_hdr_source_location : test_case.cpp : <define>TEST_BOOST_NO_CXX20_HDR_SOURCE_LOCATION ;
+obj cxx20_hdr_span : test_case.cpp : <define>TEST_BOOST_NO_CXX20_HDR_SPAN ;
+obj cxx20_hdr_stop_token : test_case.cpp : <define>TEST_BOOST_NO_CXX20_HDR_STOP_TOKEN ;
+obj cxx20_hdr_syncstream : test_case.cpp : <define>TEST_BOOST_NO_CXX20_HDR_SYNCSTREAM ;
 obj cxx98_binders : test_case.cpp : <define>TEST_BOOST_NO_CXX98_BINDERS ;
 obj cxx98_function_base : test_case.cpp : <define>TEST_BOOST_NO_CXX98_FUNCTION_BASE ;
 obj cxx98_random_shuffle : test_case.cpp : <define>TEST_BOOST_NO_CXX98_RANDOM_SHUFFLE ;
@@ -206,4 +233,278 @@ obj cxx11_variadic_macros : test_case.cpp : <define>TEST_BOOST_NO_CXX11_VARIADIC
 obj cxx11_variadic_templates : test_case.cpp : <define>TEST_BOOST_NO_CXX11_VARIADIC_TEMPLATES ;
 obj void_returns : test_case.cpp : <define>TEST_BOOST_NO_VOID_RETURNS ;
 obj intrinsic_wchar_t : test_case.cpp : <define>TEST_BOOST_NO_INTRINSIC_WCHAR_T ;
+obj cpp_impl_destroying_delete_20 : std/cpp_impl_destroying_delete_20.cpp ;
+alias cpp_impl_destroying_delete : cpp_impl_destroying_delete_20 ;
+obj cpp_lib_destroying_delete_20 : std/cpp_lib_destroying_delete_20.cpp ;
+alias cpp_lib_destroying_delete : cpp_lib_destroying_delete_20 ;
+obj cpp_char8_t_20 : std/cpp_char8_t_20.cpp ;
+alias cpp_char8_t : cpp_char8_t_20 ;
+obj cpp_impl_three_way_comparison_20 : std/cpp_impl_three_way_comparison_20.cpp ;
+alias cpp_impl_three_way_comparison : cpp_impl_three_way_comparison_20 ;
+obj cpp_lib_three_way_comparison_20 : std/cpp_lib_three_way_comparison_20.cpp ;
+alias cpp_lib_three_way_comparison : cpp_lib_three_way_comparison_20 ;
+obj cpp_conditional_explicit_20 : std/cpp_conditional_explicit_20.cpp ;
+alias cpp_conditional_explicit : cpp_conditional_explicit_20 ;
+obj cpp_nontype_template_parameter_class_20 : std/cpp_nontype_template_parameter_class_20.cpp ;
+alias cpp_nontype_template_parameter_class : cpp_nontype_template_parameter_class_20 ;
+obj cpp_lib_char8_t_20 : std/cpp_lib_char8_t_20.cpp ;
+alias cpp_lib_char8_t : cpp_lib_char8_t_20 ;
+obj cpp_lib_concepts_20 : std/cpp_lib_concepts_20.cpp ;
+alias cpp_lib_concepts : cpp_lib_concepts_20 ;
+obj cpp_lib_constexpr_swap_algorithms_20 : std/cpp_lib_constexpr_swap_algorithms_20.cpp ;
+alias cpp_lib_constexpr_swap_algorithms : cpp_lib_constexpr_swap_algorithms_20 ;
+obj cpp_lib_constexpr_misc_20 : std/cpp_lib_constexpr_misc_20.cpp ;
+alias cpp_lib_constexpr_misc : cpp_lib_constexpr_misc_20 ;
+obj cpp_lib_bind_front_20 : std/cpp_lib_bind_front_20.cpp ;
+alias cpp_lib_bind_front : cpp_lib_bind_front_20 ;
+obj cpp_lib_is_constant_evaluated_20 : std/cpp_lib_is_constant_evaluated_20.cpp ;
+alias cpp_lib_is_constant_evaluated : cpp_lib_is_constant_evaluated_20 ;
+obj cpp_lib_erase_if_20 : std/cpp_lib_erase_if_20.cpp ;
+alias cpp_lib_erase_if : cpp_lib_erase_if_20 ;
+obj cpp_lib_list_remove_return_type_20 : std/cpp_lib_list_remove_return_type_20.cpp ;
+alias cpp_lib_list_remove_return_type : cpp_lib_list_remove_return_type_20 ;
+obj cpp_lib_generic_unordered_lookup_20 : std/cpp_lib_generic_unordered_lookup_20.cpp ;
+alias cpp_lib_generic_unordered_lookup : cpp_lib_generic_unordered_lookup_20 ;
+obj cpp_lib_ranges_20 : std/cpp_lib_ranges_20.cpp ;
+alias cpp_lib_ranges : cpp_lib_ranges_20 ;
+obj cpp_lib_bit_cast_20 : std/cpp_lib_bit_cast_20.cpp ;
+alias cpp_lib_bit_cast : cpp_lib_bit_cast_20 ;
+obj cpp_lib_atomic_ref_20 : std/cpp_lib_atomic_ref_20.cpp ;
+alias cpp_lib_atomic_ref : cpp_lib_atomic_ref_20 ;
+obj cpp_hex_float_17 : std/cpp_hex_float_17.cpp ;
+alias cpp_hex_float : cpp_hex_float_17 ;
+obj cpp_inline_variables_17 : std/cpp_inline_variables_17.cpp ;
+alias cpp_inline_variables : cpp_inline_variables_17 ;
+obj cpp_aligned_new_17 : std/cpp_aligned_new_17.cpp ;
+alias cpp_aligned_new : cpp_aligned_new_17 ;
+obj cpp_guaranteed_copy_elision_17 : std/cpp_guaranteed_copy_elision_17.cpp ;
+alias cpp_guaranteed_copy_elision : cpp_guaranteed_copy_elision_17 ;
+obj cpp_noexcept_function_type_17 : std/cpp_noexcept_function_type_17.cpp ;
+alias cpp_noexcept_function_type : cpp_noexcept_function_type_17 ;
+obj cpp_fold_expressions_17 : std/cpp_fold_expressions_17.cpp ;
+alias cpp_fold_expressions : cpp_fold_expressions_17 ;
+obj cpp_capture_star_this_17 : std/cpp_capture_star_this_17.cpp ;
+alias cpp_capture_star_this : cpp_capture_star_this_17 ;
+obj cpp_constexpr_17 : std/cpp_constexpr_17.cpp ;
+obj cpp_if_constexpr_17 : std/cpp_if_constexpr_17.cpp ;
+alias cpp_if_constexpr : cpp_if_constexpr_17 ;
+obj cpp_range_based_for_17 : std/cpp_range_based_for_17.cpp ;
+obj cpp_static_assert_17 : std/cpp_static_assert_17.cpp ;
+obj cpp_deduction_guides_17 : std/cpp_deduction_guides_17.cpp ;
+alias cpp_deduction_guides : cpp_deduction_guides_17 ;
+obj cpp_nontype_template_parameter_auto_17 : std/cpp_nontype_template_parameter_auto_17.cpp ;
+alias cpp_nontype_template_parameter_auto : cpp_nontype_template_parameter_auto_17 ;
+obj cpp_namespace_attributes_17 : std/cpp_namespace_attributes_17.cpp ;
+alias cpp_namespace_attributes : cpp_namespace_attributes_17 ;
+obj cpp_enumerator_attributes_17 : std/cpp_enumerator_attributes_17.cpp ;
+alias cpp_enumerator_attributes : cpp_enumerator_attributes_17 ;
+obj cpp_inheriting_constructors_17 : std/cpp_inheriting_constructors_17.cpp ;
+obj cpp_variadic_using_17 : std/cpp_variadic_using_17.cpp ;
+alias cpp_variadic_using : cpp_variadic_using_17 ;
+obj cpp_structured_bindings_17 : std/cpp_structured_bindings_17.cpp ;
+alias cpp_structured_bindings : cpp_structured_bindings_17 ;
+obj cpp_aggregate_bases_17 : std/cpp_aggregate_bases_17.cpp ;
+alias cpp_aggregate_bases : cpp_aggregate_bases_17 ;
+obj cpp_nontype_template_args_17 : std/cpp_nontype_template_args_17.cpp ;
+alias cpp_nontype_template_args : cpp_nontype_template_args_17 ;
+obj cpp_template_template_args_17 : std/cpp_template_template_args_17.cpp ;
+alias cpp_template_template_args : cpp_template_template_args_17 ;
+obj cpp_lib_byte_17 : std/cpp_lib_byte_17.cpp ;
+alias cpp_lib_byte : cpp_lib_byte_17 ;
+obj cpp_lib_hardware_interference_size_17 : std/cpp_lib_hardware_interference_size_17.cpp ;
+alias cpp_lib_hardware_interference_size : cpp_lib_hardware_interference_size_17 ;
+obj cpp_lib_launder_17 : std/cpp_lib_launder_17.cpp ;
+alias cpp_lib_launder : cpp_lib_launder_17 ;
+obj cpp_lib_uncaught_exceptions_17 : std/cpp_lib_uncaught_exceptions_17.cpp ;
+alias cpp_lib_uncaught_exceptions : cpp_lib_uncaught_exceptions_17 ;
+obj cpp_lib_as_const_17 : std/cpp_lib_as_const_17.cpp ;
+alias cpp_lib_as_const : cpp_lib_as_const_17 ;
+obj cpp_lib_make_from_tuple_17 : std/cpp_lib_make_from_tuple_17.cpp ;
+alias cpp_lib_make_from_tuple : cpp_lib_make_from_tuple_17 ;
+obj cpp_lib_apply_17 : std/cpp_lib_apply_17.cpp ;
+alias cpp_lib_apply : cpp_lib_apply_17 ;
+obj cpp_lib_optional_17 : std/cpp_lib_optional_17.cpp ;
+alias cpp_lib_optional : cpp_lib_optional_17 ;
+obj cpp_lib_variant_17 : std/cpp_lib_variant_17.cpp ;
+alias cpp_lib_variant : cpp_lib_variant_17 ;
+obj cpp_lib_any_17 : std/cpp_lib_any_17.cpp ;
+alias cpp_lib_any : cpp_lib_any_17 ;
+obj cpp_lib_addressof_constexpr_17 : std/cpp_lib_addressof_constexpr_17.cpp ;
+alias cpp_lib_addressof_constexpr : cpp_lib_addressof_constexpr_17 ;
+obj cpp_lib_raw_memory_algorithms_17 : std/cpp_lib_raw_memory_algorithms_17.cpp ;
+alias cpp_lib_raw_memory_algorithms : cpp_lib_raw_memory_algorithms_17 ;
+obj cpp_lib_transparent_operators_17 : std/cpp_lib_transparent_operators_17.cpp ;
+obj cpp_lib_enable_shared_from_this_17 : std/cpp_lib_enable_shared_from_this_17.cpp ;
+alias cpp_lib_enable_shared_from_this : cpp_lib_enable_shared_from_this_17 ;
+obj cpp_lib_shared_ptr_weak_type_17 : std/cpp_lib_shared_ptr_weak_type_17.cpp ;
+alias cpp_lib_shared_ptr_weak_type : cpp_lib_shared_ptr_weak_type_17 ;
+obj cpp_lib_shared_ptr_arrays_17 : std/cpp_lib_shared_ptr_arrays_17.cpp ;
+alias cpp_lib_shared_ptr_arrays : cpp_lib_shared_ptr_arrays_17 ;
+obj cpp_lib_memory_resource_17 : std/cpp_lib_memory_resource_17.cpp ;
+alias cpp_lib_memory_resource : cpp_lib_memory_resource_17 ;
+obj cpp_lib_boyer_moore_searcher_17 : std/cpp_lib_boyer_moore_searcher_17.cpp ;
+alias cpp_lib_boyer_moore_searcher : cpp_lib_boyer_moore_searcher_17 ;
+obj cpp_lib_invoke_17 : std/cpp_lib_invoke_17.cpp ;
+alias cpp_lib_invoke : cpp_lib_invoke_17 ;
+obj cpp_lib_not_fn_17 : std/cpp_lib_not_fn_17.cpp ;
+alias cpp_lib_not_fn : cpp_lib_not_fn_17 ;
+obj cpp_lib_void_t_17 : std/cpp_lib_void_t_17.cpp ;
+alias cpp_lib_void_t : cpp_lib_void_t_17 ;
+obj cpp_lib_bool_constant_17 : std/cpp_lib_bool_constant_17.cpp ;
+alias cpp_lib_bool_constant : cpp_lib_bool_constant_17 ;
+obj cpp_lib_type_trait_variable_templates_17 : std/cpp_lib_type_trait_variable_templates_17.cpp ;
+alias cpp_lib_type_trait_variable_templates : cpp_lib_type_trait_variable_templates_17 ;
+obj cpp_lib_logical_traits_17 : std/cpp_lib_logical_traits_17.cpp ;
+alias cpp_lib_logical_traits : cpp_lib_logical_traits_17 ;
+obj cpp_lib_is_swappable_17 : std/cpp_lib_is_swappable_17.cpp ;
+alias cpp_lib_is_swappable : cpp_lib_is_swappable_17 ;
+obj cpp_lib_is_invocable_17 : std/cpp_lib_is_invocable_17.cpp ;
+alias cpp_lib_is_invocable : cpp_lib_is_invocable_17 ;
+obj cpp_lib_has_unique_object_representations_17 : std/cpp_lib_has_unique_object_representations_17.cpp ;
+alias cpp_lib_has_unique_object_representations : cpp_lib_has_unique_object_representations_17 ;
+obj cpp_lib_is_aggregate_17 : std/cpp_lib_is_aggregate_17.cpp ;
+alias cpp_lib_is_aggregate : cpp_lib_is_aggregate_17 ;
+obj cpp_lib_chrono_17 : std/cpp_lib_chrono_17.cpp ;
+alias cpp_lib_chrono : cpp_lib_chrono_17 ;
+obj cpp_lib_execution_17 : std/cpp_lib_execution_17.cpp ;
+alias cpp_lib_execution : cpp_lib_execution_17 ;
+obj cpp_lib_parallel_algorithm_17 : std/cpp_lib_parallel_algorithm_17.cpp ;
+alias cpp_lib_parallel_algorithm : cpp_lib_parallel_algorithm_17 ;
+obj cpp_lib_to_chars_17 : std/cpp_lib_to_chars_17.cpp ;
+alias cpp_lib_to_chars : cpp_lib_to_chars_17 ;
+obj cpp_lib_string_view_17 : std/cpp_lib_string_view_17.cpp ;
+alias cpp_lib_string_view : cpp_lib_string_view_17 ;
+obj cpp_lib_allocator_traits_is_always_equal_17 : std/cpp_lib_allocator_traits_is_always_equal_17.cpp ;
+alias cpp_lib_allocator_traits_is_always_equal : cpp_lib_allocator_traits_is_always_equal_17 ;
+obj cpp_lib_incomplete_container_elements_17 : std/cpp_lib_incomplete_container_elements_17.cpp ;
+alias cpp_lib_incomplete_container_elements : cpp_lib_incomplete_container_elements_17 ;
+obj cpp_lib_map_try_emplace_17 : std/cpp_lib_map_try_emplace_17.cpp ;
+alias cpp_lib_map_try_emplace : cpp_lib_map_try_emplace_17 ;
+obj cpp_lib_unordered_map_try_emplace_17 : std/cpp_lib_unordered_map_try_emplace_17.cpp ;
+alias cpp_lib_unordered_map_try_emplace : cpp_lib_unordered_map_try_emplace_17 ;
+obj cpp_lib_node_extract_17 : std/cpp_lib_node_extract_17.cpp ;
+alias cpp_lib_node_extract : cpp_lib_node_extract_17 ;
+obj cpp_lib_array_constexpr_17 : std/cpp_lib_array_constexpr_17.cpp ;
+alias cpp_lib_array_constexpr : cpp_lib_array_constexpr_17 ;
+obj cpp_lib_nonmember_container_access_17 : std/cpp_lib_nonmember_container_access_17.cpp ;
+alias cpp_lib_nonmember_container_access : cpp_lib_nonmember_container_access_17 ;
+obj cpp_lib_sample_17 : std/cpp_lib_sample_17.cpp ;
+alias cpp_lib_sample : cpp_lib_sample_17 ;
+obj cpp_lib_clamp_17 : std/cpp_lib_clamp_17.cpp ;
+alias cpp_lib_clamp : cpp_lib_clamp_17 ;
+obj cpp_lib_gcd_lcm_17 : std/cpp_lib_gcd_lcm_17.cpp ;
+alias cpp_lib_gcd_lcm : cpp_lib_gcd_lcm_17 ;
+obj cpp_lib_hypot_17 : std/cpp_lib_hypot_17.cpp ;
+alias cpp_lib_hypot : cpp_lib_hypot_17 ;
+obj cpp_lib_math_special_functions_17 : std/cpp_lib_math_special_functions_17.cpp ;
+alias cpp_lib_math_special_functions : cpp_lib_math_special_functions_17 ;
+obj cpp_lib_filesystem_17 : std/cpp_lib_filesystem_17.cpp ;
+alias cpp_lib_filesystem : cpp_lib_filesystem_17 ;
+obj cpp_lib_atomic_is_always_lock_free_17 : std/cpp_lib_atomic_is_always_lock_free_17.cpp ;
+alias cpp_lib_atomic_is_always_lock_free : cpp_lib_atomic_is_always_lock_free_17 ;
+obj cpp_lib_shared_mutex_17 : std/cpp_lib_shared_mutex_17.cpp ;
+alias cpp_lib_shared_mutex : cpp_lib_shared_mutex_17 ;
+obj cpp_lib_scoped_lock_17 : std/cpp_lib_scoped_lock_17.cpp ;
+alias cpp_lib_scoped_lock : cpp_lib_scoped_lock_17 ;
+obj cpp_binary_literals_14 : std/cpp_binary_literals_14.cpp ;
+alias cpp_binary_literals : cpp_binary_literals_14 ;
+obj cpp_init_captures_14 : std/cpp_init_captures_14.cpp ;
+alias cpp_init_captures : cpp_init_captures_14 ;
+obj cpp_generic_lambdas_14 : std/cpp_generic_lambdas_14.cpp ;
+alias cpp_generic_lambdas : cpp_generic_lambdas_14 ;
+obj cpp_sized_deallocation_14 : std/cpp_sized_deallocation_14.cpp ;
+alias cpp_sized_deallocation : cpp_sized_deallocation_14 ;
+obj cpp_constexpr_14 : std/cpp_constexpr_14.cpp ;
+obj cpp_decltype_auto_14 : std/cpp_decltype_auto_14.cpp ;
+alias cpp_decltype_auto : cpp_decltype_auto_14 ;
+obj cpp_return_type_deduction_14 : std/cpp_return_type_deduction_14.cpp ;
+alias cpp_return_type_deduction : cpp_return_type_deduction_14 ;
+obj cpp_aggregate_nsdmi_14 : std/cpp_aggregate_nsdmi_14.cpp ;
+alias cpp_aggregate_nsdmi : cpp_aggregate_nsdmi_14 ;
+obj cpp_variable_templates_14 : std/cpp_variable_templates_14.cpp ;
+alias cpp_variable_templates : cpp_variable_templates_14 ;
+obj cpp_lib_integer_sequence_14 : std/cpp_lib_integer_sequence_14.cpp ;
+alias cpp_lib_integer_sequence : cpp_lib_integer_sequence_14 ;
+obj cpp_lib_exchange_function_14 : std/cpp_lib_exchange_function_14.cpp ;
+alias cpp_lib_exchange_function : cpp_lib_exchange_function_14 ;
+obj cpp_lib_tuples_by_type_14 : std/cpp_lib_tuples_by_type_14.cpp ;
+alias cpp_lib_tuples_by_type : cpp_lib_tuples_by_type_14 ;
+obj cpp_lib_tuple_element_t_14 : std/cpp_lib_tuple_element_t_14.cpp ;
+alias cpp_lib_tuple_element_t : cpp_lib_tuple_element_t_14 ;
+obj cpp_lib_make_unique_14 : std/cpp_lib_make_unique_14.cpp ;
+alias cpp_lib_make_unique : cpp_lib_make_unique_14 ;
+obj cpp_lib_transparent_operators_14 : std/cpp_lib_transparent_operators_14.cpp ;
+alias cpp_lib_transparent_operators : cpp_lib_transparent_operators_14 ;
+obj cpp_lib_integral_constant_callable_14 : std/cpp_lib_integral_constant_callable_14.cpp ;
+alias cpp_lib_integral_constant_callable : cpp_lib_integral_constant_callable_14 ;
+obj cpp_lib_transformation_trait_aliases_14 : std/cpp_lib_transformation_trait_aliases_14.cpp ;
+alias cpp_lib_transformation_trait_aliases : cpp_lib_transformation_trait_aliases_14 ;
+obj cpp_lib_result_of_sfinae_14 : std/cpp_lib_result_of_sfinae_14.cpp ;
+alias cpp_lib_result_of_sfinae : cpp_lib_result_of_sfinae_14 ;
+obj cpp_lib_is_final_14 : std/cpp_lib_is_final_14.cpp ;
+alias cpp_lib_is_final : cpp_lib_is_final_14 ;
+obj cpp_lib_is_null_pointer_14 : std/cpp_lib_is_null_pointer_14.cpp ;
+alias cpp_lib_is_null_pointer : cpp_lib_is_null_pointer_14 ;
+obj cpp_lib_chrono_udls_14 : std/cpp_lib_chrono_udls_14.cpp ;
+alias cpp_lib_chrono_udls : cpp_lib_chrono_udls_14 ;
+obj cpp_lib_string_udls_14 : std/cpp_lib_string_udls_14.cpp ;
+alias cpp_lib_string_udls : cpp_lib_string_udls_14 ;
+obj cpp_lib_generic_associative_lookup_14 : std/cpp_lib_generic_associative_lookup_14.cpp ;
+alias cpp_lib_generic_associative_lookup : cpp_lib_generic_associative_lookup_14 ;
+obj cpp_lib_null_iterators_14 : std/cpp_lib_null_iterators_14.cpp ;
+alias cpp_lib_null_iterators : cpp_lib_null_iterators_14 ;
+obj cpp_lib_make_reverse_iterator_14 : std/cpp_lib_make_reverse_iterator_14.cpp ;
+alias cpp_lib_make_reverse_iterator : cpp_lib_make_reverse_iterator_14 ;
+obj cpp_lib_robust_nonmodifying_seq_ops_14 : std/cpp_lib_robust_nonmodifying_seq_ops_14.cpp ;
+alias cpp_lib_robust_nonmodifying_seq_ops : cpp_lib_robust_nonmodifying_seq_ops_14 ;
+obj cpp_lib_complex_udls_14 : std/cpp_lib_complex_udls_14.cpp ;
+alias cpp_lib_complex_udls : cpp_lib_complex_udls_14 ;
+obj cpp_lib_quoted_string_io_14 : std/cpp_lib_quoted_string_io_14.cpp ;
+alias cpp_lib_quoted_string_io : cpp_lib_quoted_string_io_14 ;
+obj cpp_lib_shared_timed_mutex_14 : std/cpp_lib_shared_timed_mutex_14.cpp ;
+alias cpp_lib_shared_timed_mutex : cpp_lib_shared_timed_mutex_14 ;
+obj cpp_unicode_characters_11 : std/cpp_unicode_characters_11.cpp ;
+alias cpp_unicode_characters : cpp_unicode_characters_11 ;
+obj cpp_raw_strings_11 : std/cpp_raw_strings_11.cpp ;
+alias cpp_raw_strings : cpp_raw_strings_11 ;
+obj cpp_unicode_literals_11 : std/cpp_unicode_literals_11.cpp ;
+alias cpp_unicode_literals : cpp_unicode_literals_11 ;
+obj cpp_user_defined_literals_11 : std/cpp_user_defined_literals_11.cpp ;
+alias cpp_user_defined_literals : cpp_user_defined_literals_11 ;
+obj cpp_threadsafe_static_init_11 : std/cpp_threadsafe_static_init_11.cpp ;
+alias cpp_threadsafe_static_init : cpp_threadsafe_static_init_11 ;
+obj cpp_lambdas_11 : std/cpp_lambdas_11.cpp ;
+alias cpp_lambdas : cpp_lambdas_11 ;
+obj cpp_constexpr_11 : std/cpp_constexpr_11.cpp ;
+alias cpp_constexpr : cpp_constexpr_11 ;
+obj cpp_range_based_for_11 : std/cpp_range_based_for_11.cpp ;
+alias cpp_range_based_for : cpp_range_based_for_11 ;
+obj cpp_static_assert_11 : std/cpp_static_assert_11.cpp ;
+alias cpp_static_assert : cpp_static_assert_11 ;
+obj cpp_decltype_11 : std/cpp_decltype_11.cpp ;
+alias cpp_decltype : cpp_decltype_11 ;
+obj cpp_attributes_11 : std/cpp_attributes_11.cpp ;
+alias cpp_attributes : cpp_attributes_11 ;
+obj cpp_rvalue_references_11 : std/cpp_rvalue_references_11.cpp ;
+alias cpp_rvalue_references : cpp_rvalue_references_11 ;
+obj cpp_variadic_templates_11 : std/cpp_variadic_templates_11.cpp ;
+alias cpp_variadic_templates : cpp_variadic_templates_11 ;
+obj cpp_initializer_lists_11 : std/cpp_initializer_lists_11.cpp ;
+alias cpp_initializer_lists : cpp_initializer_lists_11 ;
+obj cpp_explicit_conversion_11 : std/cpp_explicit_conversion_11.cpp ;
+alias cpp_explicit_conversion : cpp_explicit_conversion_11 ;
+obj cpp_delegating_constructors_11 : std/cpp_delegating_constructors_11.cpp ;
+alias cpp_delegating_constructors : cpp_delegating_constructors_11 ;
+obj cpp_nsdmi_11 : std/cpp_nsdmi_11.cpp ;
+alias cpp_nsdmi : cpp_nsdmi_11 ;
+obj cpp_inheriting_constructors_11 : std/cpp_inheriting_constructors_11.cpp ;
+alias cpp_inheriting_constructors : cpp_inheriting_constructors_11 ;
+obj cpp_ref_qualifiers_11 : std/cpp_ref_qualifiers_11.cpp ;
+alias cpp_ref_qualifiers : cpp_ref_qualifiers_11 ;
+obj cpp_alias_templates_11 : std/cpp_alias_templates_11.cpp ;
+alias cpp_alias_templates : cpp_alias_templates_11 ;
+obj cpp_rtti_03 : std/cpp_rtti_03.cpp ;
+alias cpp_rtti : cpp_rtti_03 ;
+obj cpp_exceptions_03 : std/cpp_exceptions_03.cpp ;
+alias cpp_exceptions : cpp_exceptions_03 ;
 

checks/architecture/Jamfile.jam

@@ -6,11 +6,12 @@
 # accompanying file LICENSE_1_0.txt or copy at
 # http://www.boost.org/LICENSE_1_0.txt)
 
-project /boost/architecture 
-        : requirements 
+project /boost/architecture
+        : requirements
           -<conditional>@boostcpp.deduce-address-model
-          -<conditional>@boostcpp.deduce-architecture 
-        ; 
+          -<conditional>@boostcpp.deduce-architecture
+          -<implicit-dependency>/boost//headers
+        ;
 
 obj 32 : 32.cpp ;
 obj 64 : 64.cpp ;
@@ -19,5 +20,7 @@ obj arm      : arm.cpp ;
 obj combined : combined.cpp ;
 obj mips1    : mips1.cpp ;
 obj power    : power.cpp ;
+obj riscv    : riscv.cpp ;
 obj sparc    : sparc.cpp ;
 obj x86      : x86.cpp ;
+obj s390x    : s390x.cpp ;

checks/architecture/mips1.cpp

@@ -6,6 +6,6 @@
 // accompanying file LICENSE_1_0.txt or copy at
 // http://www.boost.org/LICENSE_1_0.txt)
 
-#if !((defined(__mips) && __mips == 1) || defined(_MIPS_ISA_MIPS1) || defined(_R3000))
+#if !(defined(__mips) || defined(_MIPS_ISA_MIPS1) || defined(_R3000))
 #error "Not MIPS1"
 #endif

checks/architecture/riscv.cpp

@@ -0,0 +1,10 @@
+// riscv.cpp
+//
+// Copyright Andreas Schwab 2019
+// Distributed under the Boost Software License Version 1.0. (See
+// accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+
+#if !defined(__riscv)
+#error "Not RISC-V"
+#endif

checks/architecture/s390x.cpp

@@ -0,0 +1,11 @@
+// s390x.cpp
+//
+// Copyright (c) 2012 Steven Watanabe
+//
+// Distributed under the Boost Software License Version 1.0. (See
+// accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+
+#if !defined(__s390x__)
+#error "Not S390x"
+#endif

checks/config.jam

@@ -12,9 +12,7 @@ rule requires ( names + )
    local result ;
    for name in $(names)
    {
-      local msg = "Boost.Config Feature Check: " ;
-      msg += $(name) ;
-      result += [ check-target-builds $(config-binding:D)//$(name) $(msg:J=) : : <build>no ] ;
+      result += [ check-target-builds $(config-binding:D)//$(name) $(name) : : <build>no ] ;
    }
    return $(result) ;
 }

checks/std/cpp_aggregate_bases_17.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_aggregate_bases
+#error "Macro << __cpp_aggregate_bases is not set"
+#endif
+
+#if __cpp_aggregate_bases < 201603
+#error "Macro __cpp_aggregate_bases had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_aggregate_nsdmi_14.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_aggregate_nsdmi
+#error "Macro << __cpp_aggregate_nsdmi is not set"
+#endif
+
+#if __cpp_aggregate_nsdmi < 201304
+#error "Macro __cpp_aggregate_nsdmi had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_alias_templates_11.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_alias_templates
+#error "Macro << __cpp_alias_templates is not set"
+#endif
+
+#if __cpp_alias_templates < 200704
+#error "Macro __cpp_alias_templates had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_aligned_new_17.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_aligned_new
+#error "Macro << __cpp_aligned_new is not set"
+#endif
+
+#if __cpp_aligned_new < 201606
+#error "Macro __cpp_aligned_new had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_attributes_11.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_attributes
+#error "Macro << __cpp_attributes is not set"
+#endif
+
+#if __cpp_attributes < 200809
+#error "Macro __cpp_attributes had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_binary_literals_14.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_binary_literals
+#error "Macro << __cpp_binary_literals is not set"
+#endif
+
+#if __cpp_binary_literals < 201304
+#error "Macro __cpp_binary_literals had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_capture_star_this_17.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_capture_star_this
+#error "Macro << __cpp_capture_star_this is not set"
+#endif
+
+#if __cpp_capture_star_this < 201603
+#error "Macro __cpp_capture_star_this had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_char8_t_20.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_char8_t
+#error "Macro << __cpp_char8_t is not set"
+#endif
+
+#if __cpp_char8_t < 201811
+#error "Macro __cpp_char8_t had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_conditional_explicit_20.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_conditional_explicit
+#error "Macro << __cpp_conditional_explicit is not set"
+#endif
+
+#if __cpp_conditional_explicit < 201806
+#error "Macro __cpp_conditional_explicit had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_constexpr_11.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_constexpr
+#error "Macro << __cpp_constexpr is not set"
+#endif
+
+#if __cpp_constexpr < 200704
+#error "Macro __cpp_constexpr had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_constexpr_14.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_constexpr
+#error "Macro << __cpp_constexpr is not set"
+#endif
+
+#if __cpp_constexpr < 201304
+#error "Macro __cpp_constexpr had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_constexpr_17.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_constexpr
+#error "Macro << __cpp_constexpr is not set"
+#endif
+
+#if __cpp_constexpr < 201603
+#error "Macro __cpp_constexpr had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_decltype_11.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_decltype
+#error "Macro << __cpp_decltype is not set"
+#endif
+
+#if __cpp_decltype < 200707
+#error "Macro __cpp_decltype had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_decltype_auto_14.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_decltype_auto
+#error "Macro << __cpp_decltype_auto is not set"
+#endif
+
+#if __cpp_decltype_auto < 201304
+#error "Macro __cpp_decltype_auto had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_deduction_guides_17.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_deduction_guides
+#error "Macro << __cpp_deduction_guides is not set"
+#endif
+
+#if __cpp_deduction_guides < 201611
+#error "Macro __cpp_deduction_guides had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_delegating_constructors_11.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_delegating_constructors
+#error "Macro << __cpp_delegating_constructors is not set"
+#endif
+
+#if __cpp_delegating_constructors < 200604
+#error "Macro __cpp_delegating_constructors had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_enumerator_attributes_17.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_enumerator_attributes
+#error "Macro << __cpp_enumerator_attributes is not set"
+#endif
+
+#if __cpp_enumerator_attributes < 201411
+#error "Macro __cpp_enumerator_attributes had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_exceptions_03.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_exceptions
+#error "Macro << __cpp_exceptions is not set"
+#endif
+
+#if __cpp_exceptions < 199711
+#error "Macro __cpp_exceptions had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_explicit_conversion_11.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_explicit_conversion
+#error "Macro << __cpp_explicit_conversion is not set"
+#endif
+
+#if __cpp_explicit_conversion < 200710
+#error "Macro __cpp_explicit_conversion had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_fold_expressions_17.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_fold_expressions
+#error "Macro << __cpp_fold_expressions is not set"
+#endif
+
+#if __cpp_fold_expressions < 201603
+#error "Macro __cpp_fold_expressions had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_generic_lambdas_14.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_generic_lambdas
+#error "Macro << __cpp_generic_lambdas is not set"
+#endif
+
+#if __cpp_generic_lambdas < 201304
+#error "Macro __cpp_generic_lambdas had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_guaranteed_copy_elision_17.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_guaranteed_copy_elision
+#error "Macro << __cpp_guaranteed_copy_elision is not set"
+#endif
+
+#if __cpp_guaranteed_copy_elision < 201606
+#error "Macro __cpp_guaranteed_copy_elision had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_hex_float_17.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_hex_float
+#error "Macro << __cpp_hex_float is not set"
+#endif
+
+#if __cpp_hex_float < 201603
+#error "Macro __cpp_hex_float had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_if_constexpr_17.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_if_constexpr
+#error "Macro << __cpp_if_constexpr is not set"
+#endif
+
+#if __cpp_if_constexpr < 201606
+#error "Macro __cpp_if_constexpr had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_impl_destroying_delete_20.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_impl_destroying_delete
+#error "Macro << __cpp_impl_destroying_delete is not set"
+#endif
+
+#if __cpp_impl_destroying_delete < 201806
+#error "Macro __cpp_impl_destroying_delete had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_impl_three_way_comparison_20.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_impl_three_way_comparison
+#error "Macro << __cpp_impl_three_way_comparison is not set"
+#endif
+
+#if __cpp_impl_three_way_comparison < 201711
+#error "Macro __cpp_impl_three_way_comparison had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_inheriting_constructors_11.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_inheriting_constructors
+#error "Macro << __cpp_inheriting_constructors is not set"
+#endif
+
+#if __cpp_inheriting_constructors < 200802
+#error "Macro __cpp_inheriting_constructors had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_inheriting_constructors_17.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_inheriting_constructors
+#error "Macro << __cpp_inheriting_constructors is not set"
+#endif
+
+#if __cpp_inheriting_constructors < 201511
+#error "Macro __cpp_inheriting_constructors had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_init_captures_14.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_init_captures
+#error "Macro << __cpp_init_captures is not set"
+#endif
+
+#if __cpp_init_captures < 201304
+#error "Macro __cpp_init_captures had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_initializer_lists_11.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_initializer_lists
+#error "Macro << __cpp_initializer_lists is not set"
+#endif
+
+#if __cpp_initializer_lists < 200806
+#error "Macro __cpp_initializer_lists had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_inline_variables_17.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_inline_variables
+#error "Macro << __cpp_inline_variables is not set"
+#endif
+
+#if __cpp_inline_variables < 201606
+#error "Macro __cpp_inline_variables had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lambdas_11.cpp

@@ -0,0 +1,30 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#ifndef __cpp_lambdas
+#error "Macro << __cpp_lambdas is not set"
+#endif
+
+#if __cpp_lambdas < 200907
+#error "Macro __cpp_lambdas had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_addressof_constexpr_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <memory>
+
+#ifndef __cpp_lib_addressof_constexpr
+#error "Macro << __cpp_lib_addressof_constexpr is not set"
+#endif
+
+#if __cpp_lib_addressof_constexpr < 201603
+#error "Macro __cpp_lib_addressof_constexpr had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_allocator_traits_is_always_equal_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <memory>
+
+#ifndef __cpp_lib_allocator_traits_is_always_equal
+#error "Macro << __cpp_lib_allocator_traits_is_always_equal is not set"
+#endif
+
+#if __cpp_lib_allocator_traits_is_always_equal < 201411
+#error "Macro __cpp_lib_allocator_traits_is_always_equal had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_any_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <any>
+
+#ifndef __cpp_lib_any
+#error "Macro << __cpp_lib_any is not set"
+#endif
+
+#if __cpp_lib_any < 201606
+#error "Macro __cpp_lib_any had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_apply_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <tuple>
+
+#ifndef __cpp_lib_apply
+#error "Macro << __cpp_lib_apply is not set"
+#endif
+
+#if __cpp_lib_apply < 201603
+#error "Macro __cpp_lib_apply had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_array_constexpr_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <iterator>
+
+#ifndef __cpp_lib_array_constexpr
+#error "Macro << __cpp_lib_array_constexpr is not set"
+#endif
+
+#if __cpp_lib_array_constexpr < 201603
+#error "Macro __cpp_lib_array_constexpr had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_as_const_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <utility>
+
+#ifndef __cpp_lib_as_const
+#error "Macro << __cpp_lib_as_const is not set"
+#endif
+
+#if __cpp_lib_as_const < 201510
+#error "Macro __cpp_lib_as_const had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_atomic_is_always_lock_free_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <atomic>
+
+#ifndef __cpp_lib_atomic_is_always_lock_free
+#error "Macro << __cpp_lib_atomic_is_always_lock_free is not set"
+#endif
+
+#if __cpp_lib_atomic_is_always_lock_free < 201603
+#error "Macro __cpp_lib_atomic_is_always_lock_free had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_atomic_ref_20.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <atomic>
+
+#ifndef __cpp_lib_atomic_ref
+#error "Macro << __cpp_lib_atomic_ref is not set"
+#endif
+
+#if __cpp_lib_atomic_ref < 201806
+#error "Macro __cpp_lib_atomic_ref had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_bind_front_20.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <functional>
+
+#ifndef __cpp_lib_bind_front
+#error "Macro << __cpp_lib_bind_front is not set"
+#endif
+
+#if __cpp_lib_bind_front < 201811
+#error "Macro __cpp_lib_bind_front had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_bit_cast_20.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <bit>
+
+#ifndef __cpp_lib_bit_cast
+#error "Macro << __cpp_lib_bit_cast is not set"
+#endif
+
+#if __cpp_lib_bit_cast < 201806
+#error "Macro __cpp_lib_bit_cast had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_bool_constant_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <type_traits>
+
+#ifndef __cpp_lib_bool_constant
+#error "Macro << __cpp_lib_bool_constant is not set"
+#endif
+
+#if __cpp_lib_bool_constant < 201505
+#error "Macro __cpp_lib_bool_constant had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_boyer_moore_searcher_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <functional>
+
+#ifndef __cpp_lib_boyer_moore_searcher
+#error "Macro << __cpp_lib_boyer_moore_searcher is not set"
+#endif
+
+#if __cpp_lib_boyer_moore_searcher < 201603
+#error "Macro __cpp_lib_boyer_moore_searcher had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_byte_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <cstddef>
+
+#ifndef __cpp_lib_byte
+#error "Macro << __cpp_lib_byte is not set"
+#endif
+
+#if __cpp_lib_byte < 201603
+#error "Macro __cpp_lib_byte had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_char8_t_20.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <atomic>
+
+#ifndef __cpp_lib_char8_t
+#error "Macro << __cpp_lib_char8_t is not set"
+#endif
+
+#if __cpp_lib_char8_t < 201811
+#error "Macro __cpp_lib_char8_t had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_chrono_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <chrono>
+
+#ifndef __cpp_lib_chrono
+#error "Macro << __cpp_lib_chrono is not set"
+#endif
+
+#if __cpp_lib_chrono < 201611
+#error "Macro __cpp_lib_chrono had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_chrono_udls_14.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <chrono>
+
+#ifndef __cpp_lib_chrono_udls
+#error "Macro << __cpp_lib_chrono_udls is not set"
+#endif
+
+#if __cpp_lib_chrono_udls < 201304
+#error "Macro __cpp_lib_chrono_udls had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_clamp_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <algorithm>
+
+#ifndef __cpp_lib_clamp
+#error "Macro << __cpp_lib_clamp is not set"
+#endif
+
+#if __cpp_lib_clamp < 201603
+#error "Macro __cpp_lib_clamp had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_complex_udls_14.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <complex>
+
+#ifndef __cpp_lib_complex_udls
+#error "Macro << __cpp_lib_complex_udls is not set"
+#endif
+
+#if __cpp_lib_complex_udls < 201309
+#error "Macro __cpp_lib_complex_udls had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_concepts_20.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <concepts>
+
+#ifndef __cpp_lib_concepts
+#error "Macro << __cpp_lib_concepts is not set"
+#endif
+
+#if __cpp_lib_concepts < 201806
+#error "Macro __cpp_lib_concepts had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_constexpr_misc_20.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <array>
+
+#ifndef __cpp_lib_constexpr_misc
+#error "Macro << __cpp_lib_constexpr_misc is not set"
+#endif
+
+#if __cpp_lib_constexpr_misc < 201811
+#error "Macro __cpp_lib_constexpr_misc had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_constexpr_swap_algorithms_20.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <algorithm>
+
+#ifndef __cpp_lib_constexpr_swap_algorithms
+#error "Macro << __cpp_lib_constexpr_swap_algorithms is not set"
+#endif
+
+#if __cpp_lib_constexpr_swap_algorithms < 201806
+#error "Macro __cpp_lib_constexpr_swap_algorithms had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_destroying_delete_20.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <new>
+
+#ifndef __cpp_lib_destroying_delete
+#error "Macro << __cpp_lib_destroying_delete is not set"
+#endif
+
+#if __cpp_lib_destroying_delete < 201806
+#error "Macro __cpp_lib_destroying_delete had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_enable_shared_from_this_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <memory>
+
+#ifndef __cpp_lib_enable_shared_from_this
+#error "Macro << __cpp_lib_enable_shared_from_this is not set"
+#endif
+
+#if __cpp_lib_enable_shared_from_this < 201603
+#error "Macro __cpp_lib_enable_shared_from_this had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_erase_if_20.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <string>
+
+#ifndef __cpp_lib_erase_if
+#error "Macro << __cpp_lib_erase_if is not set"
+#endif
+
+#if __cpp_lib_erase_if < 201811
+#error "Macro __cpp_lib_erase_if had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_exchange_function_14.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <utility>
+
+#ifndef __cpp_lib_exchange_function
+#error "Macro << __cpp_lib_exchange_function is not set"
+#endif
+
+#if __cpp_lib_exchange_function < 201304
+#error "Macro __cpp_lib_exchange_function had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_execution_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <execution>
+
+#ifndef __cpp_lib_execution
+#error "Macro << __cpp_lib_execution is not set"
+#endif
+
+#if __cpp_lib_execution < 201603
+#error "Macro __cpp_lib_execution had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_filesystem_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <filesystem>
+
+#ifndef __cpp_lib_filesystem
+#error "Macro << __cpp_lib_filesystem is not set"
+#endif
+
+#if __cpp_lib_filesystem < 201703
+#error "Macro __cpp_lib_filesystem had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_gcd_lcm_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <numeric>
+
+#ifndef __cpp_lib_gcd_lcm
+#error "Macro << __cpp_lib_gcd_lcm is not set"
+#endif
+
+#if __cpp_lib_gcd_lcm < 201606
+#error "Macro __cpp_lib_gcd_lcm had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_generic_associative_lookup_14.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <map>
+
+#ifndef __cpp_lib_generic_associative_lookup
+#error "Macro << __cpp_lib_generic_associative_lookup is not set"
+#endif
+
+#if __cpp_lib_generic_associative_lookup < 201304
+#error "Macro __cpp_lib_generic_associative_lookup had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_generic_unordered_lookup_20.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <unordered_map>
+
+#ifndef __cpp_lib_generic_unordered_lookup
+#error "Macro << __cpp_lib_generic_unordered_lookup is not set"
+#endif
+
+#if __cpp_lib_generic_unordered_lookup < 201811
+#error "Macro __cpp_lib_generic_unordered_lookup had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_hardware_interference_size_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <new>
+
+#ifndef __cpp_lib_hardware_interference_size
+#error "Macro << __cpp_lib_hardware_interference_size is not set"
+#endif
+
+#if __cpp_lib_hardware_interference_size < 201703
+#error "Macro __cpp_lib_hardware_interference_size had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_has_unique_object_representations_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <type_traits>
+
+#ifndef __cpp_lib_has_unique_object_representations
+#error "Macro << __cpp_lib_has_unique_object_representations is not set"
+#endif
+
+#if __cpp_lib_has_unique_object_representations < 201606
+#error "Macro __cpp_lib_has_unique_object_representations had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_hypot_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <cmath>
+
+#ifndef __cpp_lib_hypot
+#error "Macro << __cpp_lib_hypot is not set"
+#endif
+
+#if __cpp_lib_hypot < 201603
+#error "Macro __cpp_lib_hypot had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_incomplete_container_elements_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <forward_list>
+
+#ifndef __cpp_lib_incomplete_container_elements
+#error "Macro << __cpp_lib_incomplete_container_elements is not set"
+#endif
+
+#if __cpp_lib_incomplete_container_elements < 201505
+#error "Macro __cpp_lib_incomplete_container_elements had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_integer_sequence_14.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <utility>
+
+#ifndef __cpp_lib_integer_sequence
+#error "Macro << __cpp_lib_integer_sequence is not set"
+#endif
+
+#if __cpp_lib_integer_sequence < 201304
+#error "Macro __cpp_lib_integer_sequence had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_integral_constant_callable_14.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <type_traits>
+
+#ifndef __cpp_lib_integral_constant_callable
+#error "Macro << __cpp_lib_integral_constant_callable is not set"
+#endif
+
+#if __cpp_lib_integral_constant_callable < 201304
+#error "Macro __cpp_lib_integral_constant_callable had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_invoke_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <functional>
+
+#ifndef __cpp_lib_invoke
+#error "Macro << __cpp_lib_invoke is not set"
+#endif
+
+#if __cpp_lib_invoke < 201411
+#error "Macro __cpp_lib_invoke had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_is_aggregate_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <type_traits>
+
+#ifndef __cpp_lib_is_aggregate
+#error "Macro << __cpp_lib_is_aggregate is not set"
+#endif
+
+#if __cpp_lib_is_aggregate < 201703
+#error "Macro __cpp_lib_is_aggregate had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_is_constant_evaluated_20.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <type_traits>
+
+#ifndef __cpp_lib_is_constant_evaluated
+#error "Macro << __cpp_lib_is_constant_evaluated is not set"
+#endif
+
+#if __cpp_lib_is_constant_evaluated < 201811
+#error "Macro __cpp_lib_is_constant_evaluated had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_is_final_14.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <type_traits>
+
+#ifndef __cpp_lib_is_final
+#error "Macro << __cpp_lib_is_final is not set"
+#endif
+
+#if __cpp_lib_is_final < 201402
+#error "Macro __cpp_lib_is_final had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_is_invocable_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <type_traits>
+
+#ifndef __cpp_lib_is_invocable
+#error "Macro << __cpp_lib_is_invocable is not set"
+#endif
+
+#if __cpp_lib_is_invocable < 201703
+#error "Macro __cpp_lib_is_invocable had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_is_null_pointer_14.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <type_traits>
+
+#ifndef __cpp_lib_is_null_pointer
+#error "Macro << __cpp_lib_is_null_pointer is not set"
+#endif
+
+#if __cpp_lib_is_null_pointer < 201309
+#error "Macro __cpp_lib_is_null_pointer had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_is_swappable_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <type_traits>
+
+#ifndef __cpp_lib_is_swappable
+#error "Macro << __cpp_lib_is_swappable is not set"
+#endif
+
+#if __cpp_lib_is_swappable < 201603
+#error "Macro __cpp_lib_is_swappable had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_launder_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <new>
+
+#ifndef __cpp_lib_launder
+#error "Macro << __cpp_lib_launder is not set"
+#endif
+
+#if __cpp_lib_launder < 201606
+#error "Macro __cpp_lib_launder had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_list_remove_return_type_20.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <forward_list>
+
+#ifndef __cpp_lib_list_remove_return_type
+#error "Macro << __cpp_lib_list_remove_return_type is not set"
+#endif
+
+#if __cpp_lib_list_remove_return_type < 201806
+#error "Macro __cpp_lib_list_remove_return_type had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_logical_traits_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <type_traits>
+
+#ifndef __cpp_lib_logical_traits
+#error "Macro << __cpp_lib_logical_traits is not set"
+#endif
+
+#if __cpp_lib_logical_traits < 201510
+#error "Macro __cpp_lib_logical_traits had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_make_from_tuple_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <tuple>
+
+#ifndef __cpp_lib_make_from_tuple
+#error "Macro << __cpp_lib_make_from_tuple is not set"
+#endif
+
+#if __cpp_lib_make_from_tuple < 201606
+#error "Macro __cpp_lib_make_from_tuple had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_make_reverse_iterator_14.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <iterator>
+
+#ifndef __cpp_lib_make_reverse_iterator
+#error "Macro << __cpp_lib_make_reverse_iterator is not set"
+#endif
+
+#if __cpp_lib_make_reverse_iterator < 201402
+#error "Macro __cpp_lib_make_reverse_iterator had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_make_unique_14.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <memory>
+
+#ifndef __cpp_lib_make_unique
+#error "Macro << __cpp_lib_make_unique is not set"
+#endif
+
+#if __cpp_lib_make_unique < 201304
+#error "Macro __cpp_lib_make_unique had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+

checks/std/cpp_lib_map_try_emplace_17.cpp

@@ -0,0 +1,32 @@
+//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  by libs/config/tools/generate.cpp
+//  Copyright John Maddock 2002-21.
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/config for the most recent version.//
+//  Revision $Id$
+//
+
+#ifdef __has_include
+#if __has_include(<version>)
+#include <version>
+#endif
+#endif
+
+#include <map>
+
+#ifndef __cpp_lib_map_try_emplace
+#error "Macro << __cpp_lib_map_try_emplace is not set"
+#endif
+
+#if __cpp_lib_map_try_emplace < 201411
+#error "Macro __cpp_lib_map_try_emplace had too low a value"
+#endif
+
+int main( int, char *[] )
+{
+   return 0;
+}
+