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name: CI-unixish
on: [push, pull_request]
permissions:
contents: read
jobs:
build:
strategy:
matrix:
os: [ubuntu-22.04, ubuntu-22.04-arm, ubuntu-24.04, ubuntu-24.04-arm, macos-14, macos-15, macos-15-intel, macos-26, macos-26-intel]
compiler: [clang++]
include:
- os: ubuntu-22.04
compiler: g++
- os: ubuntu-22.04-arm
compiler: g++
- os: ubuntu-24.04
compiler: g++
- os: ubuntu-24.04-arm
compiler: g++
fail-fast: false
runs-on: ${{ matrix.os }}
env:
CXX: ${{ matrix.compiler }}
steps:
- uses: actions/checkout@v6
with:
persist-credentials: false
# the man-db trigger causes package installations to stall for several minutes at times. so just drop the package.
# see https://github.com/actions/runner/issues/4030
- name: Remove man-db package on ubuntu
if: matrix.os == 'ubuntu-24.04'
run: |
sudo apt-get update
sudo apt-get remove man-db
- name: Install missing software on ubuntu
if: matrix.os == 'ubuntu-24.04'
run: |
sudo apt-get update
sudo apt-get install valgrind
# llvm contains llvm-profdata
- name: Install missing software on ubuntu (clang++)
if: contains(matrix.os, 'ubuntu') && matrix.compiler == 'clang++'
run: |
sudo apt-get update
sudo apt-get install libc++-dev llvm
# coreutils contains "nproc"
- name: Install missing software on macos
if: contains(matrix.os, 'macos')
run: |
brew install coreutils
- name: Install missing Python packages
run: |
python3 -m pip config set global.break-system-packages true
python3 -m pip install pytest
- name: make simplecpp
run: make -j$(nproc) CXXOPTS="-Werror"
- name: make test
run: make -j$(nproc) test CXXOPTS="-Werror"
- name: selfcheck
run: |
make -j$(nproc) selfcheck
- name: make (c++14)
run: |
make clean
make -j$(nproc) CXXOPTS="-Werror -std=c++14"
- name: make (c++17)
run: |
make clean
make -j$(nproc) CXXOPTS="-Werror -std=c++17"
- name: make (c++20)
run: |
make clean
make -j$(nproc) CXXOPTS="-Werror -std=c++20"
- name: make (c++23)
run: |
make clean
# ubuntu-22.04 and macos-14 do not support c++23 yet
make -j$(nproc) CXXOPTS="-Werror -std=c++2b"
- name: Run CMake
run: |
cmake -S . -B cmake.output -Werror=dev --warn-uninitialized -DCMAKE_COMPILE_WARNING_AS_ERROR=On
- name: CMake simplecpp
run: |
cmake --build cmake.output --target simplecpp -- -j $(nproc)
- name: CMake testrunner
run: |
cmake --build cmake.output --target testrunner -- -j $(nproc)
./cmake.output/testrunner
# Re-run tests from within the build directory to validate that
# SIMPLECPP_TEST_SOURCE_DIR is correctly defined and resolved
(cd cmake.output && ./testrunner)
- name: Run valgrind
if: matrix.os == 'ubuntu-24.04'
run: |
make clean
make -j$(nproc) CXXOPTS="-O1"
valgrind --leak-check=full --num-callers=50 --show-reachable=yes --track-origins=yes --gen-suppressions=all --error-exitcode=42 ./testrunner
# TODO: run Python tests with valgrind
VALGRIND_TOOL=memcheck ./selfcheck.sh
- name: Run with libstdc++ debug mode
if: matrix.os == 'ubuntu-24.04' && matrix.compiler == 'g++'
run: |
make clean
make -j$(nproc) test selfcheck CXXOPTS="-Werror -g3 -D_GLIBCXX_DEBUG"
- name: Run with libc++ hardening mode
if: matrix.os == 'ubuntu-24.04' && matrix.compiler == 'clang++'
run: |
make clean
make -j$(nproc) test selfcheck CXXOPTS="-Werror -stdlib=libc++ -g3 -D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_DEBUG" LDOPTS="-lc++"
- name: Run AddressSanitizer
if: matrix.os == 'ubuntu-24.04' || matrix.os == 'macos-26'
run: |
make clean
make -j$(nproc) test selfcheck CXXOPTS="-Werror -O2 -g3 -fsanitize=address" LDOPTS="-fsanitize=address"
env:
ASAN_OPTIONS: detect_stack_use_after_return=1
- name: Run UndefinedBehaviorSanitizer
if: matrix.os == 'ubuntu-24.04' || matrix.os == 'macos-26'
run: |
make clean
make -j$(nproc) test selfcheck CXXOPTS="-Werror -O2 -g3 -fsanitize=undefined -fno-sanitize=signed-integer-overflow" LDOPTS="-fsanitize=undefined -fno-sanitize=signed-integer-overflow"
env:
UBSAN_OPTIONS: print_stacktrace=1:halt_on_error=1:report_error_type=1
# TODO: requires instrumented libc++
- name: Run MemorySanitizer
if: false && matrix.os == 'ubuntu-24.04' && matrix.compiler == 'clang++'
run: |
make clean
make -j$(nproc) test selfcheck CXXOPTS="-Werror -O2 -g3 -stdlib=libc++ -fsanitize=memory" LDOPTS="-lc++ -fsanitize=memory"
- name: Run callgrind
if: matrix.os == 'ubuntu-24.04'
run: |
wget https://github.com/danmar/simplecpp/archive/refs/tags/1.5.1.tar.gz
tar xvf 1.5.1.tar.gz
rm -f 1.5.1.tar.gz
make clean
make -j$(nproc) CXXOPTS="-O2 -g3" simplecpp
VALGRIND_TOOL=callgrind SIMPLECPP_PATH=simplecpp-1.5.1 ./selfcheck.sh >callgrind.log || (cat callgrind.log && false)
cat callgrind.log
# PGO - start
make clean
make -j$(nproc) CXXOPTS="-O2 -g3 -fprofile-generate" LDOPTS="-fprofile-generate" simplecpp
SIMPLECPP_PATH=simplecpp-1.5.1 ./selfcheck.sh >/dev/null
if compgen -G "default_*.profraw" > /dev/null; then
llvm-profdata merge -output=default.profdata default_*.profraw
fi
make clean
make -j$(nproc) CXXOPTS="-O2 -g3 -fprofile-use" LDOPTS="-fprofile-use" simplecpp
VALGRIND_TOOL=callgrind SIMPLECPP_PATH=simplecpp-1.5.1 ./selfcheck.sh >callgrind_pgo.log || (cat callgrind_pgo.log && false)
cat callgrind_pgo.log
# PGO - end
for f in callgrind.out.*;
do
callgrind_annotate --auto=no $f > $f.annotated.log
head -50 $f.annotated.log
done
rm -rf simplecpp-1.5.1
- uses: actions/upload-artifact@v4
if: matrix.os == 'ubuntu-24.04'
with:
name: Callgrind Output - ${{ matrix.compiler }}
path: |
./callgrind.*