More is_constant_evaluated tweaks/fixes.

.github/workflows/ci.yml

@@ -169,7 +169,7 @@ jobs:
         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
+    runs-on: windows-latest
     defaults:
       run:
         shell: cmd
@@ -201,48 +201,10 @@ jobs:
         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
+        run: ..\..\..\b2 print_config_info cxxstd=14,17,20 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
+        run: ..\..\..\b2 --hash address-model=64 cxxstd=14,17,20 toolset=msvc-14.2
         working-directory: ../boost-root/libs/config/test
   non_intel_ubuntu_20_04_gcc:
     runs-on: ubuntu-20.04
@@ -317,138 +279,3 @@ jobs:
             ./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

checks/Jamfile.v2

@@ -1,6 +1,6 @@
 #
 # *** DO NOT EDIT THIS FILE BY HAND ***
-# This file was automatically generated on Tue Aug 17 16:27:31 2021
+# This file was automatically generated on Sun Aug  8 13:43:49 2021
 #  by libs/config/tools/generate.cpp
 # Copyright John Maddock.
 # Use, modification and distribution are subject to the 
@@ -147,6 +147,7 @@ obj cxx20_hdr_source_location : test_case.cpp : <define>TEST_BOOST_NO_CXX20_HDR_
 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 cxx20_is_constant_evaluated : test_case.cpp : <define>TEST_BOOST_NO_CXX20_IS_CONSTANT_EVALUATED ;
 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 ;

checks/std/cpp_aggregate_bases_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_aggregate_nsdmi_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_alias_templates_11.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_aligned_new_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_attributes_11.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_binary_literals_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_capture_star_this_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_char8_t_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_conditional_explicit_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_constexpr_11.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_constexpr_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_constexpr_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_decltype_11.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_decltype_auto_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_deduction_guides_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_delegating_constructors_11.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_enumerator_attributes_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_exceptions_03.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_explicit_conversion_11.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_fold_expressions_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_generic_lambdas_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_guaranteed_copy_elision_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_hex_float_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_if_constexpr_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_impl_destroying_delete_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_impl_three_way_comparison_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_inheriting_constructors_11.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_inheriting_constructors_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_init_captures_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_initializer_lists_11.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_inline_variables_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lambdas_11.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_addressof_constexpr_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_allocator_traits_is_always_equal_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_any_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_apply_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_array_constexpr_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_as_const_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_atomic_is_always_lock_free_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_atomic_ref_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_bind_front_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_bit_cast_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_bool_constant_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_boyer_moore_searcher_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_byte_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_char8_t_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_chrono_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_chrono_udls_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_clamp_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_complex_udls_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_concepts_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_constexpr_misc_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_constexpr_swap_algorithms_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_destroying_delete_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_enable_shared_from_this_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_erase_if_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_exchange_function_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_execution_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_filesystem_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_gcd_lcm_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_generic_associative_lookup_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_generic_unordered_lookup_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_hardware_interference_size_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_has_unique_object_representations_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_hypot_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_incomplete_container_elements_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_integer_sequence_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_integral_constant_callable_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_invoke_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_is_aggregate_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_is_constant_evaluated_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_is_final_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_is_invocable_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_is_null_pointer_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_is_swappable_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_launder_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_list_remove_return_type_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_logical_traits_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_make_from_tuple_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_make_reverse_iterator_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_make_unique_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_map_try_emplace_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_math_special_functions_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_memory_resource_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_node_extract_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_nonmember_container_access_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_not_fn_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_null_iterators_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_optional_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_parallel_algorithm_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_quoted_string_io_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_ranges_20.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_raw_memory_algorithms_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_result_of_sfinae_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_robust_nonmodifying_seq_ops_14.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:49 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_sample_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_scoped_lock_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the 

checks/std/cpp_lib_shared_mutex_17.cpp

@@ -1,4 +1,4 @@
-//  This file was automatically generated on Tue Aug 17 16:27:31 2021
+//  This file was automatically generated on Sun Aug  8 13:43:48 2021
 //  by libs/config/tools/generate.cpp
 //  Copyright John Maddock 2002-21.
 //  Use, modification and distribution are subject to the