Sync from upstream.

.drone.jsonnet

@@ -101,7 +101,6 @@ local windows_pipeline(name, image, environment, arch = "amd64") =
         "cppalliance/droneubuntu1404:1",
         { TOOLSET: 'gcc', COMPILER: 'g++-4.6', CXXSTD: '0x', ADDRMD: '32,64' },
         "g++-4.6-multilib",
-        [ "ppa:ubuntu-toolchain-r/test" ],
     ),
 
     linux_pipeline(
@@ -109,7 +108,6 @@ local windows_pipeline(name, image, environment, arch = "amd64") =
         "cppalliance/droneubuntu1404:1",
         { TOOLSET: 'gcc', COMPILER: 'g++-4.7', CXXSTD: '0x', ADDRMD: '32,64' },
         "g++-4.7-multilib",
-        [ "ppa:ubuntu-toolchain-r/test" ],
     ),
 
     linux_pipeline(
@@ -119,11 +117,16 @@ local windows_pipeline(name, image, environment, arch = "amd64") =
     ),
 
     linux_pipeline(
-        "Linux 14.04 GCC 4.9 32/64",
+        "Linux 16.04 GCC 4.9 32/64",
-        "cppalliance/droneubuntu1404:1",
+        "cppalliance/droneubuntu1604:1",
         { TOOLSET: 'gcc', COMPILER: 'g++-4.9', CXXSTD: '11', ADDRMD: '32,64' },
         "g++-4.9-multilib",
-        [ "ppa:ubuntu-toolchain-r/test" ],
+    ),
+
+    linux_pipeline(
+        "Linux 16.04 GCC 5* 32/64",
+        "cppalliance/droneubuntu1604:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++', CXXSTD: '11,14', ADDRMD: '32,64' },
     ),
 
     linux_pipeline(
@@ -141,37 +144,44 @@ local windows_pipeline(name, image, environment, arch = "amd64") =
     ),
 
     linux_pipeline(
-        "Linux 22.04 GCC 12 32 ASAN",
+        "Linux 22.04 GCC 12 32/64",
         "cppalliance/droneubuntu2204:1",
-        { TOOLSET: 'gcc', COMPILER: 'g++-12', CXXSTD: '11,14,17,20', ADDRMD: '32' } + asan,
+        { TOOLSET: 'gcc', COMPILER: 'g++-12', CXXSTD: '11,14,17,20', ADDRMD: '32,64' },
         "g++-12-multilib",
     ),
 
     linux_pipeline(
-        "Linux 22.04 GCC 12 64 ASAN",
+        "Linux 23.04 GCC 13 32 UBSAN",
-        "cppalliance/droneubuntu2204:1",
-        { TOOLSET: 'gcc', COMPILER: 'g++-12', CXXSTD: '11,14,17,20', ADDRMD: '64' } + asan,
-        "g++-12-multilib",
-    ),
-
-    linux_pipeline(
-        "Linux 23.04 GCC 13 32/64",
         "cppalliance/droneubuntu2304:1",
-        { TOOLSET: 'gcc', COMPILER: 'g++-13', CXXSTD: '11,14,17,20,2b', ADDRMD: '32,64' },
+        { TOOLSET: 'gcc', COMPILER: 'g++-13', CXXSTD: '11,14,17,20,2b', ADDRMD: '32' } + ubsan,
         "g++-13-multilib",
     ),
 
     linux_pipeline(
-        "Linux 22.04 Clang 15 UBSAN",
+        "Linux 23.04 GCC 13 64 UBSAN",
-        "cppalliance/droneubuntu2204:1",
+        "cppalliance/droneubuntu2304:1",
-        { TOOLSET: 'clang', COMPILER: 'clang++-15', CXXSTD: '11,14,17,20,2b' } + ubsan,
+        { TOOLSET: 'gcc', COMPILER: 'g++-13', CXXSTD: '11,14,17,20,2b', ADDRMD: '64' } + ubsan,
-        "clang-15",
+        "g++-13-multilib",
     ),
 
     linux_pipeline(
-        "Linux 22.04 Clang 15 ASAN",
+        "Linux 23.04 GCC 13 32 ASAN",
+        "cppalliance/droneubuntu2304:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++-13', CXXSTD: '11,14,17,20,2b', ADDRMD: '32' } + asan,
+        "g++-13-multilib",
+    ),
+
+    linux_pipeline(
+        "Linux 23.04 GCC 13 64 ASAN",
+        "cppalliance/droneubuntu2304:1",
+        { TOOLSET: 'gcc', COMPILER: 'g++-13', CXXSTD: '11,14,17,20,2b', ADDRMD: '64' } + asan,
+        "g++-13-multilib",
+    ),
+
+    linux_pipeline(
+        "Linux 22.04 Clang 15",
         "cppalliance/droneubuntu2204:1",
-        { TOOLSET: 'clang', COMPILER: 'clang++-15', CXXSTD: '11,14,17,20,2b' } + asan,
+        { TOOLSET: 'clang', COMPILER: 'clang++-15', CXXSTD: '11,14,17,20,2b' },
         "clang-15",
     ),
 
@@ -182,6 +192,20 @@ local windows_pipeline(name, image, environment, arch = "amd64") =
         "clang-16",
     ),
 
+    linux_pipeline(
+        "Linux 23.10 Clang 17 UBSAN",
+        "cppalliance/droneubuntu2310:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-17', CXXSTD: '11,14,17,20,2b' } + ubsan,
+        "clang-17",
+    ),
+
+    linux_pipeline(
+        "Linux 23.10 Clang 17 ASAN",
+        "cppalliance/droneubuntu2310:1",
+        { TOOLSET: 'clang', COMPILER: 'clang++-17', CXXSTD: '11,14,17,20,2b' } + asan,
+        "clang-17",
+    ),
+
     macos_pipeline(
         "MacOS 10.15 Xcode 12.2 UBSAN",
         { TOOLSET: 'clang', COMPILER: 'clang++', CXXSTD: '11,14,1z' } + ubsan,
@@ -204,9 +228,27 @@ local windows_pipeline(name, image, environment, arch = "amd64") =
         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', B2_DONT_EMBED_MANIFEST: '1' },
+    ),
+
     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' },
+    ),
 ]

.drone/drone.bat

@@ -7,6 +7,8 @@
 set LIBRARY=%1
 set DRONE_BUILD_DIR=%CD%
 
+echo %DRONE_STAGE_MACHINE%
+
 set BOOST_BRANCH=develop
 if "%DRONE_BRANCH%" == "master" set BOOST_BRANCH=master
 cd ..

.drone/drone.sh

@@ -6,6 +6,8 @@
 
 set -ex
 export PATH=~/.local/bin:/usr/local/bin:$PATH
+uname -a
+echo $DRONE_STAGE_MACHINE
 
 DRONE_BUILD_DIR=$(pwd)
 
@@ -22,4 +24,4 @@ python tools/boostdep/depinst/depinst.py $LIBRARY
 ./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}
+./b2 -j2 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}

.github/workflows/ci.yml

@@ -17,22 +17,34 @@ jobs:
       fail-fast: false
       matrix:
         include:
+          - toolset: gcc-4.7
+            cxxstd: "11"
+            container: ubuntu:16.04
+            os: ubuntu-latest
+            install: g++-4.7-multilib
+            address-model: 32,64
           - toolset: gcc-4.8
             cxxstd: "11"
-            os: ubuntu-latest
             container: ubuntu:18.04
+            os: ubuntu-latest
             install: g++-4.8-multilib
             address-model: 32,64
+          - toolset: gcc-4.9
+            cxxstd: "11"
+            container: ubuntu:16.04
+            os: ubuntu-latest
+            install: g++-4.9-multilib
+            address-model: 32,64
           - toolset: gcc-5
             cxxstd: "11,14,1z"
-            os: ubuntu-latest
             container: ubuntu:18.04
+            os: ubuntu-latest
             install: g++-5-multilib
             address-model: 32,64
           - toolset: gcc-6
             cxxstd: "11,14,1z"
-            os: ubuntu-latest
             container: ubuntu:18.04
+            os: ubuntu-latest
             install: g++-6-multilib
             address-model: 32,64
           - toolset: gcc-7
@@ -65,6 +77,12 @@ jobs:
             os: ubuntu-22.04
             install: g++-12-multilib
             address-model: 32,64
+          - toolset: gcc-13
+            cxxstd: "11,14,17,20,2b"
+            container: ubuntu:23.04
+            os: ubuntu-latest
+            install: g++-13-multilib
+            address-model: 32,64
           - toolset: clang
             compiler: clang++-3.9
             cxxstd: "11,14"
@@ -121,18 +139,33 @@ jobs:
           - toolset: clang
             compiler: clang++-13
             cxxstd: "11,14,17,20,2b"
-            os: ubuntu-22.04
+            container: ubuntu:22.04
+            os: ubuntu-latest
             install: clang-13
           - toolset: clang
             compiler: clang++-14
             cxxstd: "11,14,17,20,2b"
-            os: ubuntu-22.04
+            container: ubuntu:22.04
+            os: ubuntu-latest
             install: clang-14
           - toolset: clang
             compiler: clang++-15
             cxxstd: "11,14,17,20,2b"
-            os: ubuntu-22.04
+            container: ubuntu:22.04
+            os: ubuntu-latest
             install: clang-15
+          - toolset: clang
+            compiler: clang++-16
+            cxxstd: "11,14,17,20,2b"
+            container: ubuntu:23.04
+            os: ubuntu-latest
+            install: clang-16
+          - toolset: clang
+            compiler: clang++-17
+            cxxstd: "11,14,17,20,2b"
+            container: ubuntu:23.10
+            os: ubuntu-latest
+            install: clang-17
           - toolset: clang
             cxxstd: "11,14,17,2a"
             os: macos-11
@@ -142,6 +175,9 @@ jobs:
           - toolset: clang
             cxxstd: "11,14,17,20,2b"
             os: macos-13
+          - toolset: clang
+            cxxstd: "11,14,17,20,2b"
+            os: macos-14
 
     runs-on: ${{matrix.os}}
     container: ${{matrix.container}}
@@ -157,7 +193,7 @@ jobs:
         if: matrix.container
         run: |
           apt-get update
-          apt-get -y install sudo python git g++
+          apt-get -y install sudo python3 git g++
 
       - name: Install packages
         if: matrix.install
@@ -183,7 +219,7 @@ jobs:
           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
+          python3 tools/boostdep/depinst/depinst.py $LIBRARY
           ./bootstrap.sh
           ./b2 -d0 headers
 
@@ -227,7 +263,7 @@ jobs:
     runs-on: ${{matrix.os}}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Setup Boost
         shell: cmd
@@ -271,7 +307,7 @@ jobs:
     runs-on: ${{matrix.os}}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install packages
         if: matrix.install
@@ -319,7 +355,7 @@ jobs:
     runs-on: ${{matrix.os}}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install packages
         if: matrix.install
@@ -377,7 +413,7 @@ jobs:
     runs-on: ${{matrix.os}}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install packages
         if: matrix.install
@@ -430,7 +466,7 @@ jobs:
     runs-on: ${{matrix.os}}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Setup Boost
         shell: cmd
@@ -479,7 +515,7 @@ jobs:
     runs-on: ${{matrix.os}}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Setup Boost
         shell: cmd
@@ -546,7 +582,7 @@ jobs:
     runs-on: ${{matrix.os}}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Setup Boost
         shell: cmd

appveyor.yml

@@ -15,21 +15,25 @@ branches:
 environment:
   matrix:
     - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
-      TOOLSET: msvc-12.0,msvc-14.0
+      TOOLSET: msvc-12.0
+      ADDRMD: 32,64
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
+      TOOLSET: msvc-14.0
+      CXXSTD: 14,latest
       ADDRMD: 32,64
     - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
-      TOOLSET: msvc-14.1,clang-win
+      TOOLSET: msvc-14.1
-      CXXSTD: 14,17
+      CXXSTD: 14,17,latest
       ADDRMD: 32,64
     - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
-      TOOLSET: msvc-14.2
+      TOOLSET: clang-win
-      CXXSTD: 14,17
+      CXXSTD: 14,17,latest
       ADDRMD: 32,64
     - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
       ADDPATH: C:\cygwin\bin;
       TOOLSET: gcc
       CXXSTD: 11,14,1z
-    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
       ADDPATH: C:\cygwin64\bin;
       TOOLSET: gcc
       CXXSTD: 11,14,1z
@@ -37,8 +41,12 @@ environment:
       ADDPATH: C:\mingw\bin;
       TOOLSET: gcc
       CXXSTD: 11,14,1z
-    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
-      ADDPATH: C:\mingw-w64\x86_64-6.3.0-posix-seh-rt_v5-rev1\mingw64\bin;
+      ADDPATH: C:\mingw-w64\i686-8.1.0-posix-dwarf-rt_v6-rev0\mingw32\bin;
+      TOOLSET: gcc
+      CXXSTD: 11,14,1z
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
+      ADDPATH: C:\mingw-w64\x86_64-8.1.0-posix-seh-rt_v6-rev0\mingw64\bin;
       TOOLSET: gcc
       CXXSTD: 11,14,1z
 

doc/endian/changelog.adoc

@@ -12,7 +12,8 @@ http://www.boost.org/LICENSE_1_0.txt
 
 ## Changes in 1.84.0
 
-* {cpp}03 is no longer supported.
+* {cpp}03 is no longer supported; a {cpp}11 compiler is required.
+  (This includes GCC 4.6 or later, and MSVC 12.0 (VS 2013) or later.)
 
 ## Changes in 1.75.0