Update C++03 deprecation message

Interleave calls to sp_thread_pause and sp_thread_sleep in yield_k, instead of doing a single pause at 0
Add BOOST_HEADER_DEPRECATED to boost/smart_ptr/detail/sp_thread_*.hpp
2023-06-03 02:20:39 +03:00 · 2023-06-03 02:16:52 +03:00 · 2023-06-03 02:14:43 +03:00 · 2023-06-03 02:09:45 +03:00 · 2023-06-02 22:08:15 +03:00 · 2023-03-06 08:01:35 +02:00
42 changed files with 1280 additions and 369 deletions
--- a/.drone.jsonnet
+++ b/.drone.jsonnet
@@ -0,0 +1,389 @@
+# Copyright 2022 Peter Dimov
+# Distributed under the Boost Software License, Version 1.0.
+# https://www.boost.org/LICENSE_1_0.txt
+
+local library = "smart_ptr";
+
+local triggers =
+{
+    branch: [ "master", "develop", "feature/*" ]
+};
+
+local ubsan = { UBSAN: '1', UBSAN_OPTIONS: 'print_stacktrace=1' };
+local asan = { ASAN: '1' };
+
+local linux_pipeline(name, image, environment, packages = "", sources = [], arch = "amd64") =
+{
+    name: name,
+    kind: "pipeline",
+    type: "docker",
+    trigger: triggers,
+    platform:
+    {
+        os: "linux",
+        arch: arch
+    },
+    steps:
+    [
+        {
+            name: "everything",
+            image: image,
+            environment: environment,
+            commands:
+            [
+                'set -e',
+                'wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | apt-key add -',
+            ] +
+            (if sources != [] then [ ('apt-add-repository "' + source + '"') for source in sources ] else []) +
+            (if packages != "" then [ 'apt-get update', 'apt-get -y install ' + packages ] else []) +
+            [
+                'export LIBRARY=' + library,
+                './.drone/drone.sh',
+            ]
+        }
+    ]
+};
+
+local macos_pipeline(name, environment, xcode_version = "12.2", osx_version = "catalina", arch = "amd64") =
+{
+    name: name,
+    kind: "pipeline",
+    type: "exec",
+    trigger: triggers,
+    platform: {
+        "os": "darwin",
+        "arch": arch
+    },
+    node: {
+        "os": osx_version
+    },
+    steps: [
+        {
+            name: "everything",
+            environment: environment + { "DEVELOPER_DIR": "/Applications/Xcode-" + xcode_version + ".app/Contents/Developer" },
+            commands:
+            [
+                'export LIBRARY=' + library,
+                './.drone/drone.sh',
+            ]
+        }
+    ]
+};
+
+local windows_pipeline(name, image, environment, arch = "amd64") =
+{
+    name: name,
+    kind: "pipeline",
+    type: "docker",
+    trigger: triggers,
+    platform:
+    {
+        os: "windows",
+        arch: arch
+    },
+    "steps":
+    [
+        {
+            name: "everything",
+            image: image,
+            environment: environment,
+            commands:
+            [
+                'cmd /C .drone\\\\drone.bat ' + library,
+            ]
+        }
+    ]
+};
+
+[
+    linux_pipeline(
+        "Linux 14.04 GCC 4.4",
+        "cppalliance/droneubuntu1404:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++-4.4', CXXSTD: '98,0x' },
+        "g++-4.4",
+        [ "ppa:ubuntu-toolchain-r/test" ],
+    ),
+
+    linux_pipeline(
+        "Linux 14.04 GCC 4.6",
+        "cppalliance/droneubuntu1404:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++-4.6', CXXSTD: '98,0x' },
+        "g++-4.6",
+        [ "ppa:ubuntu-toolchain-r/test" ],
+    ),
+
+    linux_pipeline(
+        "Linux 14.04 GCC 4.7",
+        "cppalliance/droneubuntu1404:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++-4.7', CXXSTD: '98,0x' },
+        "g++-4.7",
+        [ "ppa:ubuntu-toolchain-r/test" ],
+    ),
+
+    linux_pipeline(
+        "Linux 14.04 GCC 4.8*",
+        "cppalliance/droneubuntu1404:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++', CXXSTD: '03,11' },
+    ),
+
+    linux_pipeline(
+        "Linux 14.04 GCC 4.9",
+        "cppalliance/droneubuntu1404:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++-4.9', CXXSTD: '03,11' },
+        "g++-4.9",
+        [ "ppa:ubuntu-toolchain-r/test" ],
+    ),
+
+    linux_pipeline(
+        "Linux 16.04 GCC 5*",
+        "cppalliance/droneubuntu1604:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++', CXXSTD: '03,11,14' },
+    ),
+
+    linux_pipeline(
+        "Linux 18.04 GCC 6",
+        "cppalliance/droneubuntu1804:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++-6', CXXSTD: '03,11,14' },
+        "g++-6",
+    ),
+
+    linux_pipeline(
+        "Linux 18.04 GCC 7* 32/64",
+        "cppalliance/droneubuntu1804:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++', CXXSTD: '03,11,14,17', ADDRMD: '32,64' },
+    ),
+
+    linux_pipeline(
+        "Linux 18.04 GCC 8 32/64",
+        "cppalliance/droneubuntu1804:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++-8', CXXSTD: '03,11,14,17', ADDRMD: '32,64' },
+        "g++-8-multilib",
+    ),
+
+    linux_pipeline(
+        "Linux 20.04 GCC 9* 32/64",
+        "cppalliance/droneubuntu2004:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++', CXXSTD: '03,11,14,17,2a', ADDRMD: '32,64' },
+    ),
+
+    linux_pipeline(
+        "Linux 20.04 GCC 9* ARM64",
+        "cppalliance/droneubuntu2004:multiarch",
+        { TOOLSET: 'gcc', COMPILER: 'g++', CXXSTD: '03,11,14,17,2a' },
+        arch="arm64",
+    ),
+
+    linux_pipeline(
+        "Linux 20.04 GCC 9* S390x",
+        "cppalliance/droneubuntu2004:multiarch",
+        { TOOLSET: 'gcc', COMPILER: 'g++', CXXSTD: '03,11,14,17,2a' },
+        arch="s390x",
+    ),
+
+    linux_pipeline(
+        "Linux 20.04 GCC 10 32/64",
+        "cppalliance/droneubuntu2004:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++-10', CXXSTD: '03,11,14,17,20', ADDRMD: '32,64' },
+        "g++-10-multilib",
+    ),
+
+    linux_pipeline(
+        "Linux 22.04 GCC 11* 32/64",
+        "cppalliance/droneubuntu2204:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++', CXXSTD: '03,11,14,17,2a', ADDRMD: '32,64' },
+    ),
+
+    linux_pipeline(
+        "Linux 22.04 GCC 12 32 ASAN",
+        "cppalliance/droneubuntu2204:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++-12', CXXSTD: '03,11,14,17,20,2b', ADDRMD: '32' } + asan,
+        "g++-12-multilib",
+    ),
+
+    linux_pipeline(
+        "Linux 22.04 GCC 12 64 ASAN",
+        "cppalliance/droneubuntu2204:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++-12', CXXSTD: '03,11,14,17,20,2b', ADDRMD: '64' } + asan,
+        "g++-12-multilib",
+    ),
+
+    linux_pipeline(
+        "Linux 16.04 Clang 3.5",
+        "cppalliance/droneubuntu1604:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-3.5', CXXSTD: '03,11' },
+        "clang-3.5",
+    ),
+
+    linux_pipeline(
+        "Linux 16.04 Clang 3.6",
+        "cppalliance/droneubuntu1604:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-3.6', CXXSTD: '03,11,14' },
+        "clang-3.6",
+    ),
+
+    linux_pipeline(
+        "Linux 16.04 Clang 3.7",
+        "cppalliance/droneubuntu1604:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-3.7', CXXSTD: '03,11,14' },
+        "clang-3.7",
+    ),
+
+    linux_pipeline(
+        "Linux 16.04 Clang 3.8",
+        "cppalliance/droneubuntu1604:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-3.8', CXXSTD: '03,11,14' },
+        "clang-3.8",
+    ),
+
+    linux_pipeline(
+        "Linux 18.04 Clang 3.9",
+        "cppalliance/droneubuntu1804:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-3.9', CXXSTD: '03,11,14' },
+        "clang-3.9",
+    ),
+
+    linux_pipeline(
+        "Linux 18.04 Clang 4.0",
+        "cppalliance/droneubuntu1804:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-4.0', CXXSTD: '03,11,14' },
+        "clang-4.0",
+    ),
+
+    linux_pipeline(
+        "Linux 18.04 Clang 5.0",
+        "cppalliance/droneubuntu1804:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-5.0', CXXSTD: '03,11,14' },
+        "clang-5.0",
+    ),
+
+    linux_pipeline(
+        "Linux 20.04 Clang 6.0",
+        "cppalliance/droneubuntu2004:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-6.0', CXXSTD: '03,11,14,17' },
+        "clang-6.0",
+    ),
+
+    linux_pipeline(
+        "Linux 20.04 Clang 7",
+        "cppalliance/droneubuntu2004:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-7', CXXSTD: '03,11,14,17' },
+        "clang-7",
+    ),
+
+    linux_pipeline(
+        "Linux 20.04 Clang 8",
+        "cppalliance/droneubuntu2004:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-8', CXXSTD: '03,11,14,17' },
+        "clang-8",
+    ),
+
+    linux_pipeline(
+        "Linux 20.04 Clang 9",
+        "cppalliance/droneubuntu2004:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-9', CXXSTD: '03,11,14,17,2a' },
+        "clang-9",
+    ),
+
+    linux_pipeline(
+        "Linux 20.04 Clang 10",
+        "cppalliance/droneubuntu2004:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-10', CXXSTD: '03,11,14,17,2a' },
+        "clang-10",
+    ),
+
+    linux_pipeline(
+        "Linux 20.04 Clang 11",
+        "cppalliance/droneubuntu2004:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-11', CXXSTD: '03,11,14,17,2a' },
+        "clang-11",
+    ),
+
+    linux_pipeline(
+        "Linux 20.04 Clang 12",
+        "cppalliance/droneubuntu2004:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-12', CXXSTD: '03,11,14,17,20' },
+        "clang-12",
+    ),
+
+    linux_pipeline(
+        "Linux 22.04 Clang 13",
+        "cppalliance/droneubuntu2204:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-13', CXXSTD: '03,11,14,17,20,2b' },
+        "clang-13",
+    ),
+
+    linux_pipeline(
+        "Linux 22.04 Clang 14",
+        "cppalliance/droneubuntu2204:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-14', CXXSTD: '03,11,14,17,20,2b' },
+        "clang-14",
+    ),
+
+    linux_pipeline(
+        "Linux 22.04 Clang 15 UBSAN",
+        "cppalliance/droneubuntu2204:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-15', CXXSTD: '03,11,14,17,20,2b' } + ubsan,
+        "clang-15",
+    ),
+
+    linux_pipeline(
+        "Linux 22.04 Clang 15 ASAN",
+        "cppalliance/droneubuntu2204:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-15', CXXSTD: '03,11,14,17,20,2b' } + asan,
+        "clang-15",
+    ),
+
+    linux_pipeline(
+        "Linux 22.04 Clang 16",
+        "cppalliance/droneubuntu2204:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-16', CXXSTD: '03,11,14,17,20,2b' },
+        "clang-16",
+        ["deb http://apt.llvm.org/jammy/ llvm-toolchain-jammy-16 main"],
+    ),
+
+    macos_pipeline(
+        "MacOS 10.15 Xcode 12.2 UBSAN",
+        { TOOLSET: 'clang', COMPILER: 'clang++', CXXSTD: '03,11,14,1z' } + ubsan,
+    ),
+
+    macos_pipeline(
+        "MacOS 10.15 Xcode 12.2 ASAN",
+        { TOOLSET: 'clang', COMPILER: 'clang++', CXXSTD: '03,11,14,1z' } + asan,
+    ),
+
+    macos_pipeline(
+        "MacOS 12.4 Xcode 13.4.1 UBSAN",
+        { TOOLSET: 'clang', COMPILER: 'clang++', CXXSTD: '03,11,14,17,20,2b' } + ubsan,
+        xcode_version = "13.4.1", osx_version = "monterey", arch = "arm64",
+    ),
+
+    macos_pipeline(
+        "MacOS 12.4 Xcode 13.4.1 ASAN",
+        { TOOLSET: 'clang', COMPILER: 'clang++', CXXSTD: '03,11,14,17,20,2b' } + asan,
+        xcode_version = "13.4.1", osx_version = "monterey", arch = "arm64",
+    ),
+
+    windows_pipeline(
+        "Windows VS2015 msvc-14.0",
+        "cppalliance/dronevs2015",
+        { TOOLSET: 'msvc-14.0', CXXSTD: '14,latest' },
+    ),
+
+    windows_pipeline(
+        "Windows VS2017 msvc-14.1",
+        "cppalliance/dronevs2017",
+        { TOOLSET: 'msvc-14.1', CXXSTD: '14,17,latest' },
+    ),
+
+    windows_pipeline(
+        "Windows VS2019 msvc-14.2",
+        "cppalliance/dronevs2019",
+        { TOOLSET: 'msvc-14.2', CXXSTD: '14,17,20,latest' },
+    ),
+
+    windows_pipeline(
+        "Windows VS2022 msvc-14.3",
+        "cppalliance/dronevs2022:1",
+        { TOOLSET: 'msvc-14.3', CXXSTD: '14,17,20,latest' },
+    ),
+]
--- a/.drone/drone.bat
+++ b/.drone/drone.bat
@@ -0,0 +1,23 @@
+@REM Copyright 2022 Peter Dimov
+@REM Distributed under the Boost Software License, Version 1.0.
+@REM https://www.boost.org/LICENSE_1_0.txt
+
+@ECHO ON
+
+set LIBRARY=%1
+set DRONE_BUILD_DIR=%CD%
+
+set BOOST_BRANCH=develop
+if "%DRONE_BRANCH%" == "master" set BOOST_BRANCH=master
+cd ..
+git clone -b %BOOST_BRANCH% --depth 1 https://github.com/boostorg/boost.git boost-root
+cd boost-root
+git submodule update --init tools/boostdep
+xcopy /s /e /q %DRONE_BUILD_DIR% libs\%LIBRARY%\
+python tools/boostdep/depinst/depinst.py %LIBRARY%
+cmd /c bootstrap
+b2 -d0 headers
+
+if not "%CXXSTD%" == "" set CXXSTD=cxxstd=%CXXSTD%
+if not "%ADDRMD%" == "" set ADDRMD=address-model=%ADDRMD%
+b2 -j3 libs/%LIBRARY%/test toolset=%TOOLSET% %CXXSTD% %ADDRMD% variant=debug,release embed-manifest-via=linker
--- a/.drone/drone.sh
+++ b/.drone/drone.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+
+# Copyright 2022 Peter Dimov
+# Distributed under the Boost Software License, Version 1.0.
+# https://www.boost.org/LICENSE_1_0.txt
+
+set -ex
+export PATH=~/.local/bin:/usr/local/bin:$PATH
+
+DRONE_BUILD_DIR=$(pwd)
+
+BOOST_BRANCH=develop
+if [ "$DRONE_BRANCH" = "master" ]; then BOOST_BRANCH=master; fi
+
+cd ..
+git clone -b $BOOST_BRANCH --depth 1 https://github.com/boostorg/boost.git boost-root
+cd boost-root
+git submodule update --init tools/boostdep
+cp -r $DRONE_BUILD_DIR/* libs/$LIBRARY
+python tools/boostdep/depinst/depinst.py $LIBRARY
+./bootstrap.sh
+./b2 -d0 headers
+
+echo "using $TOOLSET : : $COMPILER ;" > ~/user-config.jam
+./b2 -j3 libs/$LIBRARY/test toolset=$TOOLSET cxxstd=$CXXSTD variant=debug,release ${ADDRMD:+address-model=$ADDRMD} ${UBSAN:+undefined-sanitizer=norecover debug-symbols=on} ${ASAN:+address-sanitizer=norecover debug-symbols=on} ${LINKFLAGS:+linkflags=$LINKFLAGS}
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,90 +17,92 @@ jobs:
      fail-fast: false
      matrix:
        include:
-          - toolset: gcc-4.7
-            cxxstd: "03,11"
-            os: ubuntu-16.04
-            install: g++-4.7
          - toolset: gcc-4.8
            cxxstd: "03,11"
-            os: ubuntu-16.04
-            install: g++-4.8
-          - toolset: gcc-4.9
-            cxxstd: "03,11"
-            os: ubuntu-16.04
-            install: g++-4.9
+            os: ubuntu-latest
+            container: ubuntu:18.04
+            install: g++-4.8-multilib
+            address-model: 32,64
          - toolset: gcc-5
            cxxstd: "03,11,14,1z"
-            os: ubuntu-16.04
+            os: ubuntu-latest
+            container: ubuntu:18.04
+            install: g++-5-multilib
+            address-model: 32,64
          - toolset: gcc-6
            cxxstd: "03,11,14,1z"
-            os: ubuntu-16.04
-            install: g++-6
+            os: ubuntu-latest
+            container: ubuntu:18.04
+            install: g++-6-multilib
+            address-model: 32,64
          - toolset: gcc-7
            cxxstd: "03,11,14,17"
-            os: ubuntu-18.04
+            os: ubuntu-latest
+            container: ubuntu:18.04
+            install: g++-7-multilib
+            address-model: 32,64
          - toolset: gcc-8
            cxxstd: "03,11,14,17,2a"
-            os: ubuntu-18.04
-            install: g++-8
+            os: ubuntu-20.04
+            install: g++-8-multilib
+            address-model: 32,64
          - toolset: gcc-9
            cxxstd: "03,11,14,17,2a"
-            os: ubuntu-18.04
+            os: ubuntu-20.04
+            install: g++-9-multilib
+            address-model: 32,64
          - toolset: gcc-10
            cxxstd: "03,11,14,17,2a"
-            os: ubuntu-18.04
+            os: ubuntu-20.04
+            install: g++-10-multilib
+            address-model: 32,64
          - toolset: gcc-11
-            cxxstd: "03,11,14,17,2a"
-            os: ubuntu-18.04
-            install: g++-11
-          - toolset: clang
-            compiler: clang++-3.5
-            cxxstd: "03,11"
-            os: ubuntu-16.04
-            install: clang-3.5
-          - toolset: clang
-            compiler: clang++-3.6
-            cxxstd: "03,11,14"
-            os: ubuntu-16.04
-            install: clang-3.6
-          - toolset: clang
-            compiler: clang++-3.7
-            cxxstd: "03,11,14"
-            os: ubuntu-16.04
-            install: clang-3.7
-          - toolset: clang
-            compiler: clang++-3.8
-            cxxstd: "03,11,14"
-            os: ubuntu-16.04
-            install: clang-3.8
+            cxxstd: "03,11,14,17,20"
+            os: ubuntu-20.04
+            install: g++-11-multilib
+            address-model: 32,64
+          - toolset: gcc-12
+            cxxstd: "03,11,14,17,20,2b"
+            os: ubuntu-22.04
+            install: g++-12-multilib
+            address-model: 32,64
+          - toolset: gcc-13
+            cxxstd: "03,11,14,17,20,2b"
+            os: ubuntu-latest
+            container: ubuntu:23.04
+            install: g++-13-multilib
+            address-model: 32,64
          - toolset: clang
            compiler: clang++-3.9
            cxxstd: "03,11,14"
-            os: ubuntu-16.04
+            os: ubuntu-latest
+            container: ubuntu:18.04
            install: clang-3.9
          - toolset: clang
            compiler: clang++-4.0
            cxxstd: "03,11,14"
-            os: ubuntu-16.04
+            os: ubuntu-latest
+            container: ubuntu:18.04
            install: clang-4.0
          - toolset: clang
            compiler: clang++-5.0
            cxxstd: "03,11,14,1z"
-            os: ubuntu-16.04
+            os: ubuntu-latest
+            container: ubuntu:18.04
            install: clang-5.0
          - toolset: clang
            compiler: clang++-6.0
            cxxstd: "03,11,14,17"
-            os: ubuntu-18.04
+            os: ubuntu-20.04
            install: clang-6.0
          - toolset: clang
            compiler: clang++-7
            cxxstd: "03,11,14,17"
-            os: ubuntu-18.04
+            os: ubuntu-20.04
            install: clang-7
          - toolset: clang
            compiler: clang++-8
-            cxxstd: "03,11,14,17,2a"
+            cxxstd: "03,11,14,17"
            os: ubuntu-20.04
            install: clang-8
          - toolset: clang
@@ -118,20 +120,60 @@ jobs:
            os: ubuntu-20.04
          - toolset: clang
            compiler: clang++-12
-            cxxstd: "03,11,14,17,2a"
+            cxxstd: "03,11,14,17,20"
            os: ubuntu-20.04
+          - toolset: clang
+            compiler: clang++-13
+            cxxstd: "03,11,14,17,20,2b"
+            os: ubuntu-22.04
+            install: clang-13
+          - toolset: clang
+            compiler: clang++-14
+            cxxstd: "03,11,14,17,20,2b"
+            os: ubuntu-22.04
+            install: clang-14
+          - toolset: clang
+            compiler: clang++-15
+            cxxstd: "03,11,14,17,20,2b"
+            os: ubuntu-22.04
+            install: clang-15
+          - toolset: clang
+            compiler: clang++-16
+            cxxstd: "03,11,14,17,20,2b"
+            os: ubuntu-latest
+            container: ubuntu:23.04
+            install: clang-16
          - toolset: clang
            cxxstd: "03,11,14,17,2a"
-            os: macos-10.15
+            os: macos-11
+          - toolset: clang
+            cxxstd: "03,11,14,17,20,2b"
+            os: macos-12
+          - toolset: clang
+            cxxstd: "03,11,14,17,20,2b"
+            os: macos-13

    runs-on: ${{matrix.os}}
+    container: ${{matrix.container}}
+
+    defaults:
+      run:
+        shell: bash

    steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
+
+      - name: Setup container environment
+        if: matrix.container
+        run: |
+          apt-get update
+          apt-get -y install sudo python git g++

      - name: Install packages
        if: matrix.install
-        run: sudo apt install ${{matrix.install}}
+        run: |
+          sudo apt-get update
+          sudo apt-get -y install ${{matrix.install}}

      - name: Setup Boost
        run: |
@@ -163,21 +205,29 @@ jobs:
      - name: Run tests
        run: |
          cd ../boost-root
-          ./b2 -j3 libs/$LIBRARY/test toolset=${{matrix.toolset}} cxxstd=${{matrix.cxxstd}} variant=debug,release
+          ./b2 -j3 libs/$LIBRARY/test toolset=${{matrix.toolset}} cxxstd=${{matrix.cxxstd}} ${ADDRMD:+address-model=$ADDRMD} variant=debug,release

  windows:
    strategy:
      fail-fast: false
      matrix:
        include:
-          - toolset: msvc-14.1
-            cxxstd: "14,17,latest"
-            addrmd: 32,64
-            os: windows-2016
-          - toolset: msvc-14.2
-            cxxstd: "14,17,latest"
+          - toolset: msvc-14.0
+            cxxstd: 14,latest
            addrmd: 32,64
            os: windows-2019
+          - toolset: msvc-14.2
+            cxxstd: "14,17,20,latest"
+            addrmd: 32,64
+            os: windows-2019
+          - toolset: msvc-14.3
+            cxxstd: "14,17,20,latest"
+            addrmd: 32,64
+            os: windows-2022
+          - toolset: clang-win
+            cxxstd: "14,17,latest"
+            addrmd: 32,64
+            os: windows-2022
          - toolset: gcc
            cxxstd: "03,11,14,17,2a"
            addrmd: 64
@@ -186,7 +236,7 @@ jobs:
    runs-on: ${{matrix.os}}

    steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3

      - name: Setup Boost
        shell: cmd
@@ -214,4 +264,343 @@ jobs:
        shell: cmd
        run: |
          cd ../boost-root
-          b2 -j3 libs/%LIBRARY%/test toolset=${{matrix.toolset}} cxxstd=${{matrix.cxxstd}} address-model=${{matrix.addrmd}} variant=debug,release
+          b2 -j3 libs/%LIBRARY%/test toolset=${{matrix.toolset}} cxxstd=${{matrix.cxxstd}} address-model=${{matrix.addrmd}} variant=debug,release embed-manifest-via=linker
+
+  posix-cmake-subdir:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: ubuntu-20.04
+          - os: ubuntu-22.04
+          - os: macos-11
+          - os: macos-12
+
+    runs-on: ${{matrix.os}}
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Install packages
+        if: matrix.install
+        run: sudo apt-get -y install ${{matrix.install}}
+
+      - name: Setup Boost
+        run: |
+          echo GITHUB_REPOSITORY: $GITHUB_REPOSITORY
+          LIBRARY=${GITHUB_REPOSITORY#*/}
+          echo LIBRARY: $LIBRARY
+          echo "LIBRARY=$LIBRARY" >> $GITHUB_ENV
+          echo GITHUB_BASE_REF: $GITHUB_BASE_REF
+          echo GITHUB_REF: $GITHUB_REF
+          REF=${GITHUB_BASE_REF:-$GITHUB_REF}
+          REF=${REF#refs/heads/}
+          echo REF: $REF
+          BOOST_BRANCH=develop && [ "$REF" == "master" ] && BOOST_BRANCH=master || true
+          echo BOOST_BRANCH: $BOOST_BRANCH
+          cd ..
+          git clone -b $BOOST_BRANCH --depth 1 https://github.com/boostorg/boost.git boost-root
+          cd boost-root
+          cp -r $GITHUB_WORKSPACE/* libs/$LIBRARY
+          git submodule update --init tools/boostdep
+          python tools/boostdep/depinst/depinst.py --git_args "--jobs 3" $LIBRARY
+
+      - name: Use library with add_subdirectory
+        run: |
+          cd ../boost-root/libs/$LIBRARY/test/cmake_subdir_test
+          mkdir __build__ && cd __build__
+          cmake ..
+          cmake --build .
+          ctest --output-on-failure --no-tests=error
+
+  posix-cmake-install:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: ubuntu-20.04
+          - os: ubuntu-22.04
+          - os: macos-11
+          - os: macos-12
+
+    runs-on: ${{matrix.os}}
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Install packages
+        if: matrix.install
+        run: sudo apt-get -y install ${{matrix.install}}
+
+      - name: Setup Boost
+        run: |
+          echo GITHUB_REPOSITORY: $GITHUB_REPOSITORY
+          LIBRARY=${GITHUB_REPOSITORY#*/}
+          echo LIBRARY: $LIBRARY
+          echo "LIBRARY=$LIBRARY" >> $GITHUB_ENV
+          echo GITHUB_BASE_REF: $GITHUB_BASE_REF
+          echo GITHUB_REF: $GITHUB_REF
+          REF=${GITHUB_BASE_REF:-$GITHUB_REF}
+          REF=${REF#refs/heads/}
+          echo REF: $REF
+          BOOST_BRANCH=develop && [ "$REF" == "master" ] && BOOST_BRANCH=master || true
+          echo BOOST_BRANCH: $BOOST_BRANCH
+          cd ..
+          git clone -b $BOOST_BRANCH --depth 1 https://github.com/boostorg/boost.git boost-root
+          cd boost-root
+          cp -r $GITHUB_WORKSPACE/* libs/$LIBRARY
+          git submodule update --init tools/boostdep
+          python tools/boostdep/depinst/depinst.py --git_args "--jobs 3" $LIBRARY
+
+      - name: Configure
+        run: |
+          cd ../boost-root
+          mkdir __build__ && cd __build__
+          cmake -DBOOST_INCLUDE_LIBRARIES=$LIBRARY -DCMAKE_INSTALL_PREFIX=~/.local ..
+
+      - name: Install
+        run: |
+          cd ../boost-root/__build__
+          cmake --build . --target install
+
+      - name: Use the installed library
+        run: |
+          cd ../boost-root/libs/$LIBRARY/test/cmake_install_test && mkdir __build__ && cd __build__
+          cmake -DCMAKE_INSTALL_PREFIX=~/.local ..
+          cmake --build .
+          ctest --output-on-failure --no-tests=error
+
+  posix-cmake-test:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: ubuntu-20.04
+          - os: ubuntu-22.04
+          - os: macos-11
+          - os: macos-12
+
+    runs-on: ${{matrix.os}}
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Install packages
+        if: matrix.install
+        run: sudo apt-get -y install ${{matrix.install}}
+
+      - name: Setup Boost
+        run: |
+          echo GITHUB_REPOSITORY: $GITHUB_REPOSITORY
+          LIBRARY=${GITHUB_REPOSITORY#*/}
+          echo LIBRARY: $LIBRARY
+          echo "LIBRARY=$LIBRARY" >> $GITHUB_ENV
+          echo GITHUB_BASE_REF: $GITHUB_BASE_REF
+          echo GITHUB_REF: $GITHUB_REF
+          REF=${GITHUB_BASE_REF:-$GITHUB_REF}
+          REF=${REF#refs/heads/}
+          echo REF: $REF
+          BOOST_BRANCH=develop && [ "$REF" == "master" ] && BOOST_BRANCH=master || true
+          echo BOOST_BRANCH: $BOOST_BRANCH
+          cd ..
+          git clone -b $BOOST_BRANCH --depth 1 https://github.com/boostorg/boost.git boost-root
+          cd boost-root
+          cp -r $GITHUB_WORKSPACE/* libs/$LIBRARY
+          git submodule update --init tools/boostdep
+          python tools/boostdep/depinst/depinst.py --git_args "--jobs 3" $LIBRARY
+
+      - name: Configure
+        run: |
+          cd ../boost-root
+          mkdir __build__ && cd __build__
+          cmake -DBOOST_INCLUDE_LIBRARIES=$LIBRARY -DBUILD_TESTING=ON ..
+
+      - name: Build tests
+        run: |
+          cd ../boost-root/__build__
+          cmake --build . --target tests
+
+      - name: Run tests
+        run: |
+          cd ../boost-root/__build__
+          ctest --output-on-failure --no-tests=error
+
+  windows-cmake-subdir:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: windows-2019
+          - os: windows-2022
+
+    runs-on: ${{matrix.os}}
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Setup Boost
+        shell: cmd
+        run: |
+          echo GITHUB_REPOSITORY: %GITHUB_REPOSITORY%
+          for /f %%i in ("%GITHUB_REPOSITORY%") do set LIBRARY=%%~nxi
+          echo LIBRARY: %LIBRARY%
+          echo LIBRARY=%LIBRARY%>>%GITHUB_ENV%
+          echo GITHUB_BASE_REF: %GITHUB_BASE_REF%
+          echo GITHUB_REF: %GITHUB_REF%
+          if "%GITHUB_BASE_REF%" == "" set GITHUB_BASE_REF=%GITHUB_REF%
+          set BOOST_BRANCH=develop
+          for /f %%i in ("%GITHUB_BASE_REF%") do if "%%~nxi" == "master" set BOOST_BRANCH=master
+          echo BOOST_BRANCH: %BOOST_BRANCH%
+          cd ..
+          git clone -b %BOOST_BRANCH% --depth 1 https://github.com/boostorg/boost.git boost-root
+          cd boost-root
+          xcopy /s /e /q %GITHUB_WORKSPACE% libs\%LIBRARY%\
+          git submodule update --init tools/boostdep
+          python tools/boostdep/depinst/depinst.py --git_args "--jobs 3" %LIBRARY%
+
+      - name: Use library with add_subdirectory (Debug)
+        shell: cmd
+        run: |
+          cd ../boost-root/libs/%LIBRARY%/test/cmake_subdir_test
+          mkdir __build__ && cd __build__
+          cmake ..
+          cmake --build . --config Debug
+          ctest --output-on-failure --no-tests=error -C Debug
+
+      - name: Use library with add_subdirectory (Release)
+        shell: cmd
+        run: |
+          cd ../boost-root/libs/%LIBRARY%/test/cmake_subdir_test/__build__
+          cmake --build . --config Release
+          ctest --output-on-failure --no-tests=error -C Release
+
+  windows-cmake-install:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: windows-2019
+          - os: windows-2022
+
+    runs-on: ${{matrix.os}}
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Setup Boost
+        shell: cmd
+        run: |
+          echo GITHUB_REPOSITORY: %GITHUB_REPOSITORY%
+          for /f %%i in ("%GITHUB_REPOSITORY%") do set LIBRARY=%%~nxi
+          echo LIBRARY: %LIBRARY%
+          echo LIBRARY=%LIBRARY%>>%GITHUB_ENV%
+          echo GITHUB_BASE_REF: %GITHUB_BASE_REF%
+          echo GITHUB_REF: %GITHUB_REF%
+          if "%GITHUB_BASE_REF%" == "" set GITHUB_BASE_REF=%GITHUB_REF%
+          set BOOST_BRANCH=develop
+          for /f %%i in ("%GITHUB_BASE_REF%") do if "%%~nxi" == "master" set BOOST_BRANCH=master
+          echo BOOST_BRANCH: %BOOST_BRANCH%
+          cd ..
+          git clone -b %BOOST_BRANCH% --depth 1 https://github.com/boostorg/boost.git boost-root
+          cd boost-root
+          xcopy /s /e /q %GITHUB_WORKSPACE% libs\%LIBRARY%\
+          git submodule update --init tools/boostdep
+          python tools/boostdep/depinst/depinst.py --git_args "--jobs 3" %LIBRARY%
+
+      - name: Configure
+        shell: cmd
+        run: |
+          cd ../boost-root
+          mkdir __build__ && cd __build__
+          cmake -DBOOST_INCLUDE_LIBRARIES=%LIBRARY% -DCMAKE_INSTALL_PREFIX=C:/cmake-prefix ..
+
+      - name: Install (Debug)
+        shell: cmd
+        run: |
+          cd ../boost-root/__build__
+          cmake --build . --target install --config Debug
+
+      - name: Install (Release)
+        shell: cmd
+        run: |
+          cd ../boost-root/__build__
+          cmake --build . --target install --config Release
+
+      - name: Use the installed library (Debug)
+        shell: cmd
+        run: |
+          cd ../boost-root/libs/%LIBRARY%/test/cmake_install_test && mkdir __build__ && cd __build__
+          cmake -DCMAKE_INSTALL_PREFIX=C:/cmake-prefix ..
+          cmake --build . --config Debug
+          ctest --output-on-failure --no-tests=error -C Debug
+
+      - name: Use the installed library (Release)
+        shell: cmd
+        run: |
+          cd ../boost-root/libs/%LIBRARY%/test/cmake_install_test/__build__
+          cmake --build . --config Release
+          ctest --output-on-failure --no-tests=error -C Release
+
+  windows-cmake-test:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: windows-2019
+          - os: windows-2022
+
+    runs-on: ${{matrix.os}}
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Setup Boost
+        shell: cmd
+        run: |
+          echo GITHUB_REPOSITORY: %GITHUB_REPOSITORY%
+          for /f %%i in ("%GITHUB_REPOSITORY%") do set LIBRARY=%%~nxi
+          echo LIBRARY: %LIBRARY%
+          echo LIBRARY=%LIBRARY%>>%GITHUB_ENV%
+          echo GITHUB_BASE_REF: %GITHUB_BASE_REF%
+          echo GITHUB_REF: %GITHUB_REF%
+          if "%GITHUB_BASE_REF%" == "" set GITHUB_BASE_REF=%GITHUB_REF%
+          set BOOST_BRANCH=develop
+          for /f %%i in ("%GITHUB_BASE_REF%") do if "%%~nxi" == "master" set BOOST_BRANCH=master
+          echo BOOST_BRANCH: %BOOST_BRANCH%
+          cd ..
+          git clone -b %BOOST_BRANCH% --depth 1 https://github.com/boostorg/boost.git boost-root
+          cd boost-root
+          xcopy /s /e /q %GITHUB_WORKSPACE% libs\%LIBRARY%\
+          git submodule update --init tools/boostdep
+          python tools/boostdep/depinst/depinst.py --git_args "--jobs 3" %LIBRARY%
+
+      - name: Configure
+        shell: cmd
+        run: |
+          cd ../boost-root
+          mkdir __build__ && cd __build__
+          cmake -DBOOST_INCLUDE_LIBRARIES=%LIBRARY% -DBUILD_TESTING=ON ..
+
+      - name: Build tests (Debug)
+        shell: cmd
+        run: |
+          cd ../boost-root/__build__
+          cmake --build . --target tests --config Debug
+
+      - name: Run tests (Debug)
+        shell: cmd
+        run: |
+          cd ../boost-root/__build__
+          ctest --output-on-failure --no-tests=error -C Debug
+
+      - name: Build tests (Release)
+        shell: cmd
+        run: |
+          cd ../boost-root/__build__
+          cmake --build . --target tests --config Release
+
+      - name: Run tests (Release)
+        shell: cmd
+        run: |
+          cd ../boost-root/__build__
+          ctest --output-on-failure --no-tests=error -C Release
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -24,14 +24,10 @@ environment:
      TOOLSET: msvc-14.1
      CXXSTD: 14,17
      ADDRMD: 32,64
-    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
-      TOOLSET: clang-win
-      CXXSTD: 14,17
-      ADDRMD: 64
    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
-      TOOLSET: msvc-14.2
+      TOOLSET: clang-win
      CXXSTD: 14,17,latest
-      ADDRMD: 32,64
+      ADDRMD: 64
    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
      ADDPATH: C:\cygwin\bin;
      TOOLSET: gcc
@@ -55,25 +51,9 @@ install:
  - cd ..
  - git clone -b %BOOST_BRANCH% --depth 1 https://github.com/boostorg/boost.git boost-root
  - cd boost-root
-  - git submodule init libs/align
-  - git submodule init libs/assert
-  - git submodule init libs/atomic
-  - git submodule init libs/config
-  - git submodule init libs/container_hash
-  - git submodule init libs/core
-  - git submodule init libs/move
-  - git submodule init libs/predef
-  - git submodule init libs/static_assert
-  - git submodule init libs/throw_exception
-  - git submodule init libs/type_traits
-  - git submodule init libs/detail
-  - git submodule init libs/integer
-  - git submodule init tools/build
-  - git submodule init libs/headers
-  - git submodule init tools/boost_install
-  - git submodule init libs/bind
-  - git submodule update --jobs 3
  - xcopy /s /e /q %APPVEYOR_BUILD_FOLDER% libs\smart_ptr\
+  - git submodule update --init tools/boostdep
+  - python tools/boostdep/depinst/depinst.py smart_ptr
  - cmd /c bootstrap
  - b2 -d0 headers

@@ -83,4 +63,4 @@ test_script:
  - PATH=%ADDPATH%%PATH%
  - if not "%CXXSTD%" == "" set CXXSTD=cxxstd=%CXXSTD%
  - if not "%ADDRMD%" == "" set ADDRMD=address-model=%ADDRMD%
-  - b2 -j3 libs/smart_ptr/test toolset=%TOOLSET% %CXXSTD% %ADDRMD% variant=debug,release
+  - b2 -j3 libs/smart_ptr/test toolset=%TOOLSET% %CXXSTD% %ADDRMD% variant=debug,release embed-manifest-via=linker
--- a/doc/smart_ptr.adoc
+++ b/doc/smart_ptr.adoc
@@ -14,6 +14,8 @@ Greg Colvin, Beman Dawes, Peter Dimov, Glen Fernandes
 :idprefix:
 :listing-caption: Code Example
 :docinfo: private-footer
+:source-highlighter: rouge
+:source-language: c++

 :leveloffset: +1

--- a/doc/smart_ptr/allocate_unique.adoc
+++ b/doc/smart_ptr/allocate_unique.adoc
@@ -1,5 +1,5 @@
 ////
-Copyright 2019 Glen Joseph Fernandes (glenjofe@gmail.com)
+Copyright 2019-2021 Glen Joseph Fernandes (glenjofe@gmail.com)

 Distributed under the Boost Software License, Version 1.0.

@@ -85,6 +85,11 @@ namespace boost {
  template<class T, class A>
    std::unique_ptr<remove_extent_t<T>[], alloc_noinit_deleter<T, A>>
      allocate_unique_noinit(const A& a);
+
+  template<class T, class U, class A>
+    allocator_pointer_t<allocator_rebind_t<A, remove_cv_t<remove_extent_t<T>>>>
+      get_allocator_pointer(const std::unique_ptr<T,
+        alloc_deleter<U, A>>& p) noexcept;
 }
 ```

@@ -269,6 +274,18 @@ Returns:: A `std::unique_ptr` to a sequence of `extent_v<T>`
 default-initialized objects of type `remove_extent_t<T>`.
 Example:: `auto p = allocate_unique_noinit<double[1024]>(a);`

+```
+template<class T, class U, class A>
+  allocator_pointer_t<allocator_rebind_t<A, remove_cv_t<remove_extent_t<T>>>>
+    get_allocator_pointer(const std::unique_ptr<T,
+      alloc_deleter<U, A>>& p) noexcept;
+```
+[none]
+* {blank}
+
+Returns:: The allocator pointer to the allocation.
+Example:: `auto r = boost::get_allocator_ptr(p);`
+
 ## Deleter

 Class template `alloc_deleter` is the deleter used by the `allocate_unique`
--- a/doc/smart_ptr/changelog.adoc
+++ b/doc/smart_ptr/changelog.adoc
@@ -13,6 +13,10 @@ http://www.boost.org/LICENSE_1_0.txt
 :toc-title:
 :idprefix: changelog_

+## Changes in 1.79.0
+
+* Added `get_allocator_pointer`
+
 ## Changes in 1.74.0

 * Added `owner_equals` to `shared_ptr`, `weak_ptr`, `local_shared_ptr`
--- a/doc/smart_ptr/make_unique.adoc
+++ b/doc/smart_ptr/make_unique.adoc
@@ -30,8 +30,8 @@ requests from users.

 This library also provides additional overloads of `make_unique` for
 default-initialization, when users do not need or want to incur the expense
-of value-initialization. The {cpp} standard does not yet provide this
-feature with `std::make_unique`.
+of value-initialization. The {cpp}20 standard now provides this feature with
+`std::make_unique_for_overwrite`.

 ## Synopsis

--- a/include/boost/smart_ptr/allocate_local_shared_array.hpp
+++ b/include/boost/smart_ptr/allocate_local_shared_array.hpp
@@ -8,6 +8,7 @@ Distributed under the Boost Software License, Version 1.0.
 #ifndef BOOST_SMART_PTR_ALLOCATE_LOCAL_SHARED_ARRAY_HPP
 #define BOOST_SMART_PTR_ALLOCATE_LOCAL_SHARED_ARRAY_HPP

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/smart_ptr/allocate_shared_array.hpp>
 #include <boost/smart_ptr/local_shared_ptr.hpp>

--- a/include/boost/smart_ptr/allocate_shared_array.hpp
+++ b/include/boost/smart_ptr/allocate_shared_array.hpp
@@ -8,6 +8,7 @@ Distributed under the Boost Software License, Version 1.0.
 #ifndef BOOST_SMART_PTR_ALLOCATE_SHARED_ARRAY_HPP
 #define BOOST_SMART_PTR_ALLOCATE_SHARED_ARRAY_HPP

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/core/allocator_access.hpp>
 #include <boost/core/alloc_construct.hpp>
 #include <boost/core/first_scalar.hpp>
--- a/include/boost/smart_ptr/allocate_unique.hpp
+++ b/include/boost/smart_ptr/allocate_unique.hpp
@@ -1,5 +1,5 @@
 /*
-Copyright 2019 Glen Joseph Fernandes
+Copyright 2019-2021 Glen Joseph Fernandes
 (glenjofe@gmail.com)

 Distributed under the Boost Software License, Version 1.0.
@@ -8,6 +8,7 @@ Distributed under the Boost Software License, Version 1.0.
 #ifndef BOOST_SMART_PTR_ALLOCATE_UNIQUE_HPP
 #define BOOST_SMART_PTR_ALLOCATE_UNIQUE_HPP

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/smart_ptr/detail/sp_noexcept.hpp>
 #include <boost/smart_ptr/detail/sp_nullptr_t.hpp>
 #include <boost/core/allocator_access.hpp>
@@ -477,6 +478,15 @@ allocate_unique(const A& alloc,
    return c.release();
 }

+template<class T, class U, class A>
+inline typename allocator_pointer<typename allocator_rebind<A,
+    typename detail::sp_alloc_value<T>::type>::type>::type
+get_allocator_pointer(const std::unique_ptr<T,
+    alloc_deleter<U, A> >& p) BOOST_NOEXCEPT
+{
+    return p.get().ptr();
+}
+
 } /* boost */

 #endif
--- a/include/boost/smart_ptr/atomic_shared_ptr.hpp
+++ b/include/boost/smart_ptr/atomic_shared_ptr.hpp
@@ -13,6 +13,7 @@
 //  See http://www.boost.org/libs/smart_ptr/ for documentation.
 //

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/smart_ptr/shared_ptr.hpp>
 #include <boost/smart_ptr/detail/spinlock.hpp>
 #include <cstring>
--- a/include/boost/smart_ptr/detail/requires_cxx11.hpp
+++ b/include/boost/smart_ptr/detail/requires_cxx11.hpp
@@ -0,0 +1,23 @@
+#ifndef BOOST_SMART_PTR_DETAIL_REQUIRES_CXX11_HPP_INCLUDED
+#define BOOST_SMART_PTR_DETAIL_REQUIRES_CXX11_HPP_INCLUDED
+
+// Copyright 2023 Peter Dimov
+// Distributed under the Boost Software License, Version 1.0.
+// https://www.boost.org/LICENSE_1_0.txt
+
+#include <boost/config.hpp>
+#include <boost/config/pragma_message.hpp>
+
+#if defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) || \
+    defined(BOOST_NO_CXX11_RVALUE_REFERENCES) || \
+    defined(BOOST_NO_CXX11_DECLTYPE) || \
+    defined(BOOST_NO_CXX11_CONSTEXPR) || \
+    defined(BOOST_NO_CXX11_NOEXCEPT) || \
+    defined(BOOST_NO_CXX11_NULLPTR) || \
+    defined(BOOST_NO_CXX11_SMART_PTR)
+
+BOOST_PRAGMA_MESSAGE("C++03 support was deprecated in Boost.SmartPtr 1.82 and will be removed in Boost.SmartPtr 1.84. Please open an issue in https://github.com/boostorg/smart_ptr if you want it retained.")
+
+#endif
+
+#endif // #ifndef BOOST_SMART_PTR_DETAIL_REQUIRES_CXX11_HPP_INCLUDED
--- a/include/boost/smart_ptr/detail/shared_count.hpp
+++ b/include/boost/smart_ptr/detail/shared_count.hpp
@@ -27,7 +27,7 @@
 #include <boost/smart_ptr/detail/sp_counted_impl.hpp>
 #include <boost/smart_ptr/detail/sp_disable_deprecated.hpp>
 #include <boost/smart_ptr/detail/sp_noexcept.hpp>
-#include <boost/checked_delete.hpp>
+#include <boost/core/checked_delete.hpp>
 #include <boost/throw_exception.hpp>
 #include <boost/core/addressof.hpp>
 #include <boost/config.hpp>
--- a/include/boost/smart_ptr/detail/sp_counted_base_cw_ppc.hpp
+++ b/include/boost/smart_ptr/detail/sp_counted_base_cw_ppc.hpp
@@ -35,8 +35,6 @@ BOOST_PRAGMA_MESSAGE("Using CodeWarrior/PowerPC sp_counted_base")

 #endif

-BOOST_SP_OBSOLETE()
-
 namespace boost
 {

@@ -64,7 +62,11 @@ inline long atomic_decrement( register long * pw )

    asm
    {
+#if defined(__PPCZen__) || defined(__PPCe500__) || defined(__PPCe500v2__)
+    msync
+#else
    sync
+#endif

 loop:

--- a/include/boost/smart_ptr/detail/sp_counted_impl.hpp
+++ b/include/boost/smart_ptr/detail/sp_counted_impl.hpp
@@ -24,7 +24,7 @@

 #include <boost/smart_ptr/detail/sp_counted_base.hpp>
 #include <boost/smart_ptr/detail/sp_noexcept.hpp>
-#include <boost/checked_delete.hpp>
+#include <boost/core/checked_delete.hpp>
 #include <boost/core/addressof.hpp>
 #include <boost/config.hpp>

--- a/include/boost/smart_ptr/detail/sp_thread_pause.hpp
+++ b/include/boost/smart_ptr/detail/sp_thread_pause.hpp
@@ -1,51 +1,23 @@
 #ifndef BOOST_SMART_PTR_DETAIL_SP_THREAD_PAUSE_HPP_INCLUDED
 #define BOOST_SMART_PTR_DETAIL_SP_THREAD_PAUSE_HPP_INCLUDED

-// MS compatible compilers support #pragma once
-
-#if defined(_MSC_VER) && (_MSC_VER >= 1020)
-# pragma once
-#endif
-
-// boost/smart_ptr/detail/sp_thread_pause.hpp
-//
-// inline void bost::detail::sp_thread_pause();
-//
-//   Emits a "pause" instruction.
-//
-// Copyright 2008, 2020 Peter Dimov
-// Distributed under the Boost Software License, Version 1.0
+// Copyright 2023 Peter Dimov
+// Distributed under the Boost Software License, Version 1.0.
 // https://www.boost.org/LICENSE_1_0.txt

-#if defined(_MSC_VER) && _MSC_VER >= 1310 && ( defined(_M_IX86) || defined(_M_X64) ) && !defined(__c2__)
+#include <boost/core/yield_primitives.hpp>
+#include <boost/config/header_deprecated.hpp>

-extern "C" void _mm_pause();
-
-#define BOOST_SP_PAUSE _mm_pause();
-
-#elif defined(__GNUC__) && ( defined(__i386__) || defined(__x86_64__) )
-
-#define BOOST_SP_PAUSE __asm__ __volatile__( "rep; nop" : : : "memory" );
-
-#else
-
-#define BOOST_SP_PAUSE
-
-#endif
+BOOST_HEADER_DEPRECATED( "<boost/core/yield_primitives.hpp>" )

 namespace boost
 {
 namespace detail
 {

-inline void sp_thread_pause()
-{
-    BOOST_SP_PAUSE
-}
+using boost::core::sp_thread_pause;

 } // namespace detail
 } // namespace boost

-#undef BOOST_SP_PAUSE
-
 #endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_THREAD_PAUSE_HPP_INCLUDED
--- a/include/boost/smart_ptr/detail/sp_thread_sleep.hpp
+++ b/include/boost/smart_ptr/detail/sp_thread_sleep.hpp
@@ -1,104 +1,23 @@
 #ifndef BOOST_SMART_PTR_DETAIL_SP_THREAD_SLEEP_HPP_INCLUDED
 #define BOOST_SMART_PTR_DETAIL_SP_THREAD_SLEEP_HPP_INCLUDED

-// MS compatible compilers support #pragma once
-
-#if defined(_MSC_VER) && (_MSC_VER >= 1020)
-# pragma once
-#endif
-
-// boost/smart_ptr/detail/sp_thread_sleep.hpp
-//
-// inline void bost::detail::sp_thread_sleep();
-//
-//   Cease execution for a while to yield to other threads,
-//   as if by calling nanosleep() with an appropriate interval.
-//
-// Copyright 2008, 2020 Peter Dimov
-// Distributed under the Boost Software License, Version 1.0
+// Copyright 2023 Peter Dimov
+// Distributed under the Boost Software License, Version 1.0.
 // https://www.boost.org/LICENSE_1_0.txt

-#include <boost/config.hpp>
-#include <boost/config/pragma_message.hpp>
+#include <boost/core/yield_primitives.hpp>
+#include <boost/config/header_deprecated.hpp>

-#if defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ ) || defined( __CYGWIN__ )
-
-#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
-  BOOST_PRAGMA_MESSAGE("Using Sleep(1) in sp_thread_sleep")
-#endif
-
-#include <boost/smart_ptr/detail/sp_win32_sleep.hpp>
+BOOST_HEADER_DEPRECATED( "<boost/core/yield_primitives.hpp>" )

 namespace boost
 {
-
 namespace detail
 {

-inline void sp_thread_sleep()
-{
-    Sleep( 1 );
-}
+using boost::core::sp_thread_sleep;

 } // namespace detail
-
 } // namespace boost

-#elif defined(BOOST_HAS_NANOSLEEP)
-
-#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
-  BOOST_PRAGMA_MESSAGE("Using nanosleep() in sp_thread_sleep")
-#endif
-
-#include <time.h>
-
-namespace boost
-{
-
-namespace detail
-{
-
-inline void sp_thread_sleep()
-{
-    // g++ -Wextra warns on {} or {0}
-    struct timespec rqtp = { 0, 0 };
-
-    // POSIX says that timespec has tv_sec and tv_nsec
-    // But it doesn't guarantee order or placement
-
-    rqtp.tv_sec = 0;
-    rqtp.tv_nsec = 1000;
-
-    nanosleep( &rqtp, 0 );
-}
-
-} // namespace detail
-
-} // namespace boost
-
-#else
-
-#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
-  BOOST_PRAGMA_MESSAGE("Using sp_thread_yield() in sp_thread_sleep")
-#endif
-
-#include <boost/smart_ptr/detail/sp_thread_yield.hpp>
-
-namespace boost
-{
-
-namespace detail
-{
-
-inline void sp_thread_sleep()
-{
-    sp_thread_yield();
-}
-
-} // namespace detail
-
-} // namespace boost
-
-#endif
-
 #endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_THREAD_SLEEP_HPP_INCLUDED
--- a/include/boost/smart_ptr/detail/sp_thread_yield.hpp
+++ b/include/boost/smart_ptr/detail/sp_thread_yield.hpp
@@ -1,100 +1,23 @@
 #ifndef BOOST_SMART_PTR_DETAIL_SP_THREAD_YIELD_HPP_INCLUDED
 #define BOOST_SMART_PTR_DETAIL_SP_THREAD_YIELD_HPP_INCLUDED

-// MS compatible compilers support #pragma once
-
-#if defined(_MSC_VER) && (_MSC_VER >= 1020)
-# pragma once
-#endif
-
-// boost/smart_ptr/detail/sp_thread_yield.hpp
-//
-// inline void bost::detail::sp_thread_yield();
-//
-//   Gives up the remainder of the time slice,
-//   as if by calling sched_yield().
-//
-// Copyright 2008, 2020 Peter Dimov
-// Distributed under the Boost Software License, Version 1.0
+// Copyright 2023 Peter Dimov
+// Distributed under the Boost Software License, Version 1.0.
 // https://www.boost.org/LICENSE_1_0.txt

-#include <boost/config.hpp>
-#include <boost/config/pragma_message.hpp>
+#include <boost/core/yield_primitives.hpp>
+#include <boost/config/header_deprecated.hpp>

-#if defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ ) || defined( __CYGWIN__ )
-
-#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
-  BOOST_PRAGMA_MESSAGE("Using Sleep(0) in sp_thread_yield")
-#endif
-
-#include <boost/smart_ptr/detail/sp_win32_sleep.hpp>
+BOOST_HEADER_DEPRECATED( "<boost/core/yield_primitives.hpp>" )

 namespace boost
 {
-
 namespace detail
 {

-inline void sp_thread_yield()
-{
-    Sleep( 0 );
-}
+using boost::core::sp_thread_yield;

 } // namespace detail
-
 } // namespace boost

-#elif defined(BOOST_HAS_SCHED_YIELD)
-
-#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
-  BOOST_PRAGMA_MESSAGE("Using sched_yield() in sp_thread_yield")
-#endif
-
-#ifndef _AIX
-# include <sched.h>
-#else
-  // AIX's sched.h defines ::var which sometimes conflicts with Lambda's var
-  extern "C" int sched_yield(void);
-#endif
-
-namespace boost
-{
-
-namespace detail
-{
-
-inline void sp_thread_yield()
-{
-    sched_yield();
-}
-
-} // namespace detail
-
-} // namespace boost
-
-#else
-
-#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
-  BOOST_PRAGMA_MESSAGE("Using sp_thread_pause() in sp_thread_yield")
-#endif
-
-#include <boost/smart_ptr/detail/sp_thread_pause.hpp>
-
-namespace boost
-{
-
-namespace detail
-{
-
-inline void sp_thread_yield()
-{
-    sp_thread_pause();
-}
-
-} // namespace detail
-
-} // namespace boost
-
-#endif
-
 #endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_THREAD_YIELD_HPP_INCLUDED
--- a/include/boost/smart_ptr/detail/sp_win32_sleep.hpp
+++ b/include/boost/smart_ptr/detail/sp_win32_sleep.hpp
@@ -1,49 +0,0 @@
-#ifndef BOOST_SMART_PTR_DETAIL_SP_WIN32_SLEEP_HPP_INCLUDED
-#define BOOST_SMART_PTR_DETAIL_SP_WIN32_SLEEP_HPP_INCLUDED
-
-// MS compatible compilers support #pragma once
-
-#if defined(_MSC_VER) && (_MSC_VER >= 1020)
-# pragma once
-#endif
-
-// boost/smart_ptr/detail/sp_win32_sleep.hpp
-//
-// Declares the Win32 Sleep() function.
-//
-// Copyright 2008, 2020 Peter Dimov
-// Distributed under the Boost Software License, Version 1.0
-// https://www.boost.org/LICENSE_1_0.txt
-
-#if defined( BOOST_USE_WINDOWS_H )
-# include <windows.h>
-#endif
-
-namespace boost
-{
-namespace detail
-{
-
-#if !defined( BOOST_USE_WINDOWS_H )
-
-#if defined(__clang__) && defined(__x86_64__)
-// clang x64 warns that __stdcall is ignored
-# define BOOST_SP_STDCALL
-#else
-# define BOOST_SP_STDCALL __stdcall
-#endif
-
-#if defined(__LP64__) // Cygwin 64
-  extern "C" __declspec(dllimport) void BOOST_SP_STDCALL Sleep( unsigned int ms );
-#else
-  extern "C" __declspec(dllimport) void BOOST_SP_STDCALL Sleep( unsigned long ms );
-#endif
-
-#undef BOOST_SP_STDCALL
-
-#endif // !defined( BOOST_USE_WINDOWS_H )
-
-} // namespace detail
-} // namespace boost
-
-#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_WIN32_SLEEP_HPP_INCLUDED
--- a/include/boost/smart_ptr/detail/spinlock_gcc_atomic.hpp
+++ b/include/boost/smart_ptr/detail/spinlock_gcc_atomic.hpp
@@ -30,7 +30,16 @@ class spinlock
 {
 public:

-    unsigned char v_;
+    // `bool` alignment is required for Apple PPC32
+    // https://github.com/boostorg/smart_ptr/issues/105
+    // https://github.com/PurpleI2P/i2pd/issues/1726
+    // https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107590
+
+    union
+    {
+        unsigned char v_;
+        bool align_;
+    };

 public:

@@ -80,6 +89,6 @@ public:
 } // namespace detail
 } // namespace boost

-#define BOOST_DETAIL_SPINLOCK_INIT {0}
+#define BOOST_DETAIL_SPINLOCK_INIT {{0}}

 #endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_GCC_ATOMIC_HPP_INCLUDED
--- a/include/boost/smart_ptr/detail/yield_k.hpp
+++ b/include/boost/smart_ptr/detail/yield_k.hpp
@@ -19,9 +19,7 @@
 // Distributed under the Boost Software License, Version 1.0.
 // https://www.boost.org/LICENSE_1_0.txt

-#include <boost/smart_ptr/detail/sp_thread_pause.hpp>
-#include <boost/smart_ptr/detail/sp_thread_sleep.hpp>
-#include <boost/config.hpp>
+#include <boost/core/yield_primitives.hpp>

 namespace boost
 {
@@ -34,13 +32,13 @@ inline void yield( unsigned k )
    // Experiments on Windows and Fedora 32 show that a single pause,
    // followed by an immediate sp_thread_sleep(), is best.

-    if( k == 0 )
+    if( k & 1 )
    {
-        sp_thread_pause();
+        boost::core::sp_thread_sleep();
    }
    else
    {
-        sp_thread_sleep();
+        boost::core::sp_thread_pause();
    }
 }

--- a/include/boost/smart_ptr/enable_shared_from.hpp
+++ b/include/boost/smart_ptr/enable_shared_from.hpp
@@ -11,6 +11,7 @@
 //
 //  See http://www.boost.org/libs/smart_ptr/ for documentation.

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/smart_ptr/enable_shared_from_this.hpp>
 #include <boost/smart_ptr/detail/sp_noexcept.hpp>

--- a/include/boost/smart_ptr/enable_shared_from_this.hpp
+++ b/include/boost/smart_ptr/enable_shared_from_this.hpp
@@ -13,6 +13,7 @@
 //  See http://www.boost.org/libs/smart_ptr/ for documentation.
 //

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/smart_ptr/weak_ptr.hpp>
 #include <boost/smart_ptr/shared_ptr.hpp>
 #include <boost/smart_ptr/detail/sp_noexcept.hpp>
--- a/include/boost/smart_ptr/intrusive_ptr.hpp
+++ b/include/boost/smart_ptr/intrusive_ptr.hpp
@@ -13,6 +13,8 @@
 //  See http://www.boost.org/libs/smart_ptr/ for documentation.
 //

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
+
 #include <boost/config.hpp>

 #include <boost/assert.hpp>
@@ -245,7 +247,7 @@ template<class T, class U> inline bool operator!=(T * a, intrusive_ptr<U> const
    return a != b.get();
 }

-#if __GNUC__ == 2 && __GNUC_MINOR__ <= 96
+#if defined(__GNUC__) && __GNUC__ == 2 && __GNUC_MINOR__ <= 96

 // Resolve the ambiguity between our op!= and the one in rel_ops

--- a/include/boost/smart_ptr/local_shared_ptr.hpp
+++ b/include/boost/smart_ptr/local_shared_ptr.hpp
@@ -11,6 +11,7 @@
 //
 //  See http://www.boost.org/libs/smart_ptr/ for documentation.

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/smart_ptr/shared_ptr.hpp>

 namespace boost
--- a/include/boost/smart_ptr/make_local_shared.hpp
+++ b/include/boost/smart_ptr/make_local_shared.hpp
@@ -11,6 +11,7 @@
 //
 //  See http://www.boost.org/libs/smart_ptr/ for documentation.

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/smart_ptr/make_local_shared_object.hpp>
 #include <boost/smart_ptr/make_local_shared_array.hpp>

--- a/include/boost/smart_ptr/make_local_shared_array.hpp
+++ b/include/boost/smart_ptr/make_local_shared_array.hpp
@@ -9,6 +9,7 @@ Distributed under the Boost Software License, Version 1.0.
 #ifndef BOOST_SMART_PTR_MAKE_LOCAL_SHARED_ARRAY_HPP
 #define BOOST_SMART_PTR_MAKE_LOCAL_SHARED_ARRAY_HPP

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/core/default_allocator.hpp>
 #include <boost/smart_ptr/allocate_local_shared_array.hpp>

--- a/include/boost/smart_ptr/make_local_shared_object.hpp
+++ b/include/boost/smart_ptr/make_local_shared_object.hpp
@@ -11,6 +11,7 @@
 //
 //  See http://www.boost.org/libs/smart_ptr/ for documentation.

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/smart_ptr/local_shared_ptr.hpp>
 #include <boost/smart_ptr/make_shared.hpp>
 #include <boost/type_traits/remove_const.hpp>
--- a/include/boost/smart_ptr/make_shared.hpp
+++ b/include/boost/smart_ptr/make_shared.hpp
@@ -11,6 +11,7 @@
 //
 //  See http://www.boost.org/libs/smart_ptr/ for documentation.

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/smart_ptr/make_shared_object.hpp>

 #if !defined( BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION ) && !defined( BOOST_NO_SFINAE )
--- a/include/boost/smart_ptr/make_shared_array.hpp
+++ b/include/boost/smart_ptr/make_shared_array.hpp
@@ -8,6 +8,7 @@ Distributed under the Boost Software License, Version 1.0.
 #ifndef BOOST_SMART_PTR_MAKE_SHARED_ARRAY_HPP
 #define BOOST_SMART_PTR_MAKE_SHARED_ARRAY_HPP

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/core/default_allocator.hpp>
 #include <boost/smart_ptr/allocate_shared_array.hpp>

--- a/include/boost/smart_ptr/make_shared_object.hpp
+++ b/include/boost/smart_ptr/make_shared_object.hpp
@@ -11,6 +11,7 @@
 //
 //  See http://www.boost.org/libs/smart_ptr/ for documentation.

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/config.hpp>
 #include <boost/move/core.hpp>
 #include <boost/move/utility_core.hpp>
--- a/include/boost/smart_ptr/make_unique.hpp
+++ b/include/boost/smart_ptr/make_unique.hpp
@@ -8,6 +8,7 @@ Distributed under the Boost Software License, Version 1.0.
 #ifndef BOOST_SMART_PTR_MAKE_UNIQUE_HPP
 #define BOOST_SMART_PTR_MAKE_UNIQUE_HPP

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/type_traits/enable_if.hpp>
 #include <boost/type_traits/is_array.hpp>
 #include <boost/type_traits/is_unbounded_array.hpp>
--- a/include/boost/smart_ptr/scoped_array.hpp
+++ b/include/boost/smart_ptr/scoped_array.hpp
@@ -10,9 +10,10 @@
 //
 //  See http://www.boost.org/libs/smart_ptr/ for documentation.

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/config.hpp>
 #include <boost/assert.hpp>
-#include <boost/checked_delete.hpp>
+#include <boost/core/checked_delete.hpp>
 #include <boost/smart_ptr/detail/sp_nullptr_t.hpp>
 #include <boost/smart_ptr/detail/sp_noexcept.hpp>

--- a/include/boost/smart_ptr/scoped_ptr.hpp
+++ b/include/boost/smart_ptr/scoped_ptr.hpp
@@ -10,9 +10,10 @@
 //
 //  See http://www.boost.org/libs/smart_ptr/ for documentation.

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/config.hpp>
 #include <boost/assert.hpp>
-#include <boost/checked_delete.hpp>
+#include <boost/core/checked_delete.hpp>
 #include <boost/smart_ptr/detail/sp_nullptr_t.hpp>
 #include <boost/smart_ptr/detail/sp_disable_deprecated.hpp>
 #include <boost/smart_ptr/detail/sp_noexcept.hpp>
--- a/include/boost/smart_ptr/shared_array.hpp
+++ b/include/boost/smart_ptr/shared_array.hpp
@@ -14,12 +14,14 @@
 //  See http://www.boost.org/libs/smart_ptr/ for documentation.
 //

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
+
 #include <boost/config.hpp>   // for broken compiler workarounds

 #include <memory>             // TR1 cyclic inclusion fix

 #include <boost/assert.hpp>
-#include <boost/checked_delete.hpp>
+#include <boost/core/checked_delete.hpp>

 #include <boost/smart_ptr/shared_ptr.hpp>
 #include <boost/smart_ptr/detail/shared_count.hpp>
--- a/include/boost/smart_ptr/shared_ptr.hpp
+++ b/include/boost/smart_ptr/shared_ptr.hpp
@@ -14,12 +14,13 @@
 //  See http://www.boost.org/libs/smart_ptr/ for documentation.
 //

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/smart_ptr/detail/shared_count.hpp>
 #include <boost/smart_ptr/detail/sp_convertible.hpp>
 #include <boost/smart_ptr/detail/sp_nullptr_t.hpp>
 #include <boost/smart_ptr/detail/sp_disable_deprecated.hpp>
 #include <boost/smart_ptr/detail/sp_noexcept.hpp>
-#include <boost/checked_delete.hpp>
+#include <boost/core/checked_delete.hpp>
 #include <boost/throw_exception.hpp>
 #include <boost/assert.hpp>
 #include <boost/config.hpp>
@@ -667,9 +668,8 @@ public:

 #if !defined( BOOST_NO_CXX11_RVALUE_REFERENCES )

-    shared_ptr( shared_ptr && r ) BOOST_SP_NOEXCEPT : px( r.px ), pn()
+    shared_ptr( shared_ptr && r ) BOOST_SP_NOEXCEPT : px( r.px ), pn( static_cast< boost::detail::shared_count && >( r.pn ) )
    {
-        pn.swap( r.pn );
        r.px = 0;
    }

@@ -683,11 +683,9 @@ public:
    shared_ptr( shared_ptr<Y> && r )

 #endif
-    BOOST_SP_NOEXCEPT : px( r.px ), pn()
+    BOOST_SP_NOEXCEPT : px( r.px ), pn( static_cast< boost::detail::shared_count && >( r.pn ) )
    {
        boost::detail::sp_assert_convertible< Y, T >();
-
-        pn.swap( r.pn );
        r.px = 0;
    }

--- a/include/boost/smart_ptr/weak_ptr.hpp
+++ b/include/boost/smart_ptr/weak_ptr.hpp
@@ -13,6 +13,7 @@
 //  See http://www.boost.org/libs/smart_ptr/ for documentation.
 //

+#include <boost/smart_ptr/detail/requires_cxx11.hpp>
 #include <boost/smart_ptr/detail/shared_count.hpp>
 #include <boost/smart_ptr/shared_ptr.hpp>
 #include <boost/smart_ptr/detail/sp_noexcept.hpp>
--- a/test/Jamfile
+++ b/test/Jamfile
@@ -64,7 +64,13 @@ run spinlock_pool_test.cpp
  <toolset>msvc-9.0,<variant>release:<build>no ;

 run make_shared_test.cpp ;
-run make_shared_move_emulation_test.cpp ;
+run make_shared_move_emulation_test.cpp
+  : : :
+  <toolset>clang-3.5,<cxxstd>03:<build>no
+  <toolset>clang-3.6,<cxxstd>03:<build>no
+  <toolset>clang-3.7,<cxxstd>03:<build>no
+  ;
+
 run make_shared_perfect_forwarding_test.cpp ;
 run shared_ptr_convertible_test.cpp ;
 run wp_convertible_test.cpp ;
@@ -306,7 +312,7 @@ lib dll_test : dll_test_lib.cpp : <link>shared:<define>DLL_TEST_DYN_LINK=1 ;
 explicit dll_test ;

 run dll_test_main.cpp dll_test : : : <link>static : dll_test_static ;
-run dll_test_main.cpp dll_test : : : <link>shared : dll_test_shared ;
+run dll_test_main.cpp dll_test : : : <link>shared <undefined-sanitizer>norecover:<build>no : dll_test_shared ;

 run make_shared_const_test.cpp ;
 run make_local_shared_const_test.cpp ;
@@ -352,6 +358,7 @@ run allocate_unique_noinit_test.cpp ;
 run allocate_unique_test.cpp ;
 run allocate_unique_throws_test.cpp ;
 run allocate_unique_value_test.cpp ;
+run get_allocator_pointer_test.cpp ;

 run sp_guides_test.cpp ;
 run sp_guides_test2.cpp ;
@@ -365,7 +372,9 @@ compile sp_pedantic_test.cpp
  : <warnings>pedantic
    <toolset>msvc:<warnings-as-errors>on
    <toolset>gcc:<warnings-as-errors>on
-    <toolset>clang:<warnings-as-errors>on ;
+    <toolset>clang:<warnings-as-errors>on
+    <toolset>clang-15:<cxxflags>-Wno-deprecated-builtins
+    ;

 run sp_owner_before_test.cpp ;
 run sp_owner_equals_test.cpp ;
--- a/test/get_allocator_pointer_test.cpp
+++ b/test/get_allocator_pointer_test.cpp
@@ -0,0 +1,250 @@
+/*
+Copyright 2021 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#include <boost/config.hpp>
+#if (!defined(BOOST_LIBSTDCXX_VERSION) || \
+    BOOST_LIBSTDCXX_VERSION >= 46000) && \
+    !defined(BOOST_NO_CXX11_SMART_PTR)
+#include <boost/smart_ptr/allocate_unique.hpp>
+#include <boost/core/lightweight_test.hpp>
+
+template<class T>
+class point {
+public:
+    point()
+        : state_()
+        , ptr_() { }
+
+    point(int count, T* value)
+        : state_(count)
+        , ptr_(value) { }
+
+    operator bool() const {
+        return static_cast<bool>(ptr_);
+    }
+
+    T* operator->() const {
+        return ptr_;
+    }
+
+    int state() const {
+        return state_;
+    }
+
+private:
+    int state_;
+    T* ptr_;
+};
+
+template<class T = void>
+class creator {
+public:
+    typedef T value_type;
+    typedef point<T> pointer;
+    typedef std::ptrdiff_t difference_type;
+
+    creator()
+        : state_() { }
+
+    explicit creator(int value)
+        : state_(value) { }
+
+    template<class U>
+    creator(const creator<U>& other)
+        : state_(other.state()) { }
+
+    pointer allocate(std::size_t size) {
+        return pointer(state_,
+            static_cast<T*>(::operator new(sizeof(T) * size)));
+    }
+
+    void deallocate(pointer ptr, std::size_t) {
+        ::operator delete(ptr.operator->());
+    }
+
+    int state() const {
+        return state_;
+    }
+
+private:
+    int state_;
+};
+
+template<class T, class U>
+inline bool
+operator==(const creator<T>&, const creator<U>&)
+{
+    return true;
+}
+
+template<class T, class U>
+inline bool
+operator!=(const creator<T>&, const creator<U>&)
+{
+    return false;
+}
+
+int main()
+{
+    {
+        std::unique_ptr<int,
+            boost::alloc_deleter<int, creator<> > > result =
+            boost::allocate_unique<int>(creator<>(1));
+        point<int> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 1);
+    }
+    {
+        std::unique_ptr<const int,
+            boost::alloc_deleter<const int, creator<> > > result =
+            boost::allocate_unique<const int>(creator<>(2));
+        point<int> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 2);
+    }
+    {
+        std::unique_ptr<int[],
+            boost::alloc_deleter<int[], creator<> > > result =
+            boost::allocate_unique<int[]>(creator<>(3), 3);
+        point<int> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 3);
+    }
+    {
+        std::unique_ptr<int[],
+            boost::alloc_deleter<int[3], creator<> > > result =
+            boost::allocate_unique<int[3]>(creator<>(4));
+        point<int> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 4);
+    }
+    {
+        std::unique_ptr<int[][2],
+            boost::alloc_deleter<int[][2], creator<> > > result =
+            boost::allocate_unique<int[][2]>(creator<>(5), 2);
+        point<int[2]> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 5);
+    }
+    {
+        std::unique_ptr<int[][2],
+            boost::alloc_deleter<int[2][2], creator<> > > result =
+            boost::allocate_unique<int[2][2]>(creator<>(6));
+        point<int[2]> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 6);
+    }
+    {
+        std::unique_ptr<const int[],
+            boost::alloc_deleter<const int[], creator<> > > result =
+            boost::allocate_unique<const int[]>(creator<>(7), 3);
+        point<int> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 7);
+    }
+    {
+        std::unique_ptr<const int[],
+            boost::alloc_deleter<const int[3], creator<> > > result =
+            boost::allocate_unique<const int[3]>(creator<>(8));
+        point<int> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 8);
+    }
+    {
+        std::unique_ptr<const int[][2],
+            boost::alloc_deleter<const int[][2], creator<> > > result =
+            boost::allocate_unique<const int[][2]>(creator<>(9), 2);
+        point<int[2]> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 9);
+    }
+    {
+        std::unique_ptr<const int[][2],
+            boost::alloc_deleter<const int[2][2], creator<> > > result =
+            boost::allocate_unique<const int[2][2]>(creator<>(10));
+        point<int[2]> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 10);
+    }
+    {
+        std::unique_ptr<int,
+            boost::alloc_deleter<int,
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<int>(creator<>(11));
+        point<int> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 11);
+    }
+    {
+        std::unique_ptr<const int,
+            boost::alloc_deleter<const int,
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<const int>(creator<>(12));
+        point<int> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 12);
+    }
+    {
+        std::unique_ptr<int[],
+            boost::alloc_deleter<int[],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<int[]>(creator<>(13), 3);
+        point<int> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 13);
+    }
+    {
+        std::unique_ptr<int[],
+            boost::alloc_deleter<int[3],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<int[3]>(creator<>(14));
+        point<int> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 14);
+    }
+    {
+        std::unique_ptr<int[][2],
+            boost::alloc_deleter<int[][2],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<int[][2]>(creator<>(15), 2);
+        point<int[2]> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 15);
+    }
+    {
+        std::unique_ptr<int[][2],
+            boost::alloc_deleter<int[2][2],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<int[2][2]>(creator<>(16));
+        point<int[2]> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 16);
+    }
+    {
+        std::unique_ptr<const int[],
+            boost::alloc_deleter<const int[],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<const int[]>(creator<>(17), 3);
+        point<int> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 17);
+    }
+    {
+        std::unique_ptr<const int[],
+            boost::alloc_deleter<const int[3],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<const int[3]>(creator<>(18));
+        point<int> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 18);
+    }
+    {
+        std::unique_ptr<const int[][2],
+            boost::alloc_deleter<const int[][2],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<const int[][2]>(creator<>(19), 2);
+        point<int[2]> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 19);
+    }
+    {
+        std::unique_ptr<const int[][2],
+            boost::alloc_deleter<const int[2][2],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<const int[2][2]>(creator<>(20));
+        point<int[2]> ptr = boost::get_allocator_pointer(result);
+        BOOST_TEST_EQ(ptr.state(), 20);
+    }
+    return boost::report_errors();
+}
+#else
+int main()
+{
+    return 0;
+}
+#endif
--- a/test/smart_ptr_test.cpp
+++ b/test/smart_ptr_test.cpp
@@ -296,8 +296,6 @@ void test()
    BOOST_TEST( sup2.use_count() == 2 );

    std::cout << "OK\n";
-
-    new char[12345]; // deliberate memory leak to verify leaks detected
 }

 int main()
Author	SHA1	Message	Date
Peter Dimov	ef1651449f	Update C++03 deprecation message	2023-06-03 02:20:39 +03:00
Peter Dimov	b34786c4d4	Interleave calls to sp_thread_pause and sp_thread_sleep in yield_k, instead of doing a single pause at 0	2023-06-03 02:16:52 +03:00
Peter Dimov	aacfb25c82	Add BOOST_HEADER_DEPRECATED to boost/smart_ptr/detail/sp_thread_*.hpp	2023-06-03 02:14:43 +03:00
Peter Dimov	c7349834be	Update CI files	2023-06-03 02:09:45 +03:00
Peter Dimov	414b0a65d9	Use yield primitives from Core	2023-06-02 22:08:15 +03:00
Peter Dimov	bcb2566e74	Disable dll_test_shared under UBSan	2023-03-06 08:01:35 +02:00
Peter Dimov	7070f9b3f8	Update .drone.jsonnet	2023-03-06 05:12:28 +02:00
Peter Dimov	78fd14f412	Add C++03 deprecation notice	2023-03-06 03:54:51 +02:00
Peter Dimov	861622d329	Update ci.yml	2023-03-06 01:34:27 +02:00
Glen Fernandes	366c60ad3b	Add note about C++20 providing make_unique_for_overwrite	2022-12-15 01:11:38 -05:00
Peter Dimov	331c50132b	Update appveyor.yml	2022-11-10 17:59:23 +02:00
Peter Dimov	97c9204a95	Align spinlock::v_ as a `bool` because of Apple PPC32. Refs #105 .	2022-11-10 17:08:55 +02:00
Peter Dimov	c577d68b02	Disable make_shared_move_emulation_test for Clang 3.5, 3.6, 3.7	2022-10-20 00:19:59 +03:00
Peter Dimov	2ce29622f5	Update .drone.jsonnet	2022-10-19 21:36:15 +03:00
Peter Dimov	7e9c54ffa2	Disable -Wdeprecated-builtins for Clang 15 - the warning comes from Boost.Move	2022-10-19 20:52:55 +03:00
Peter Dimov	ca8d5216fc	Remove `new char[12345];` from smart_ptr_test, because it causes ASAN to fail	2022-10-19 20:50:16 +03:00
Peter Dimov	79e46f1719	Add Drone support	2022-10-19 19:48:32 +03:00
Peter Dimov	e6b5dc5ada	Update ci.yml	2022-10-15 03:03:09 +03:00
Peter Dimov	dd57aa5b70	Update ci.yml	2022-10-11 02:59:52 +03:00
Peter Dimov	e4637b8500	Merge pull request #98 from egorpugin/patch-1 Add missing ifdef check.	2022-10-11 02:55:52 +03:00
Egor Pugin	a0d4ec3915	Add missing ifdef check.	2022-10-10 22:26:59 +03:00
Jordan Williams	59b5b17e81	Add support for different sync instructions for CodeWarrior PPC (#95 ) * Use msync or se_isync as appropriate for CodeWarrior PPC * Un-obsolete sp_counted_base_cw_ppc * Remove untested VLE_ON branch * Use the supported compiler intrinsic __sync(); instead of msync asm * Revert "Use the supported compiler intrinsic __sync(); instead of msync asm" This reverts commit `9b92ea28f0`.	2022-06-22 18:41:00 +03:00
Peter Dimov	f2ab3b21f0	Merge pull request #90 from fanquake/use_core_checked_delete refactor: use boost/core/checked_delete.hpp over boost/checked_delete.hpp	2022-05-20 03:45:08 +03:00
Peter Dimov	e04196b6a1	Update ci.yml	2022-05-20 01:35:15 +03:00
Peter Dimov	95eaa2d7c3	Update shared_ptr move constructors to improve codegen	2022-05-19 22:20:50 +03:00
Peter Dimov	2e31d0d633	Add ubuntu-22.04 to posix-cmake-test in ci.yml	2022-05-19 21:09:26 +03:00
Peter Dimov	b8cb132ab4	Update ci.yml	2022-05-19 20:15:52 +03:00
fanquake	f4d7116241	refactor: use core/checked_delete.hpp over checked_delete.hpp boost/checked_delete.hpp has been deprecated.	2022-04-03 16:49:10 +01:00
Glen Fernandes	f2cc84a23c	Correct example in documentation	2021-12-17 01:36:17 -05:00
Peter Dimov	f12a33813d	Remove msvc-14.2 (in GHA); use clang-win from 2019	2021-12-17 02:49:45 +02:00
Glen Fernandes	cfde4f7407	Correct spelling in changelog	2021-12-16 11:47:55 -05:00
Glen Fernandes	b8d340b495	Update changelog	2021-12-16 11:29:54 -05:00
Glen Fernandes	6716193d9c	Add get_allocator_pointer	2021-12-16 11:26:11 -05:00
Peter Dimov	8f40bff2f6	Remove cxxstd=2a from clang-8	2021-10-29 00:48:48 +03:00
Peter Dimov	1ef8f4e72d	Remove 16.04 from ci.yml	2021-10-28 23:31:51 +03:00
Peter Dimov	f651a49d96	Enable syntax hightlighting	2021-10-28 23:16:09 +03:00
Peter Dimov	598314b8e1	Add msvc-14.3 to ci.yml	2021-10-28 23:15:44 +03:00