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CI: Start using AddressSanitizer (ASan) and UndefinedBehaviorSanitizer (UBSan) #123

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merged 2 commits into from
Nov 27, 2023
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CI: Start using AddressSanitizer (ASan) and UndefinedBehaviorSanitizer (UBSan) #123

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b0c0f12
CI: Start using AddressSanitizer (ASan) and UndefinedBehaviorSanitize…
hartwork Nov 26, 2023
64f5fd0
recordings: Give ttyplot more time in record.sh
hartwork Nov 27, 2023
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11 changes: 9 additions & 2 deletions .github/workflows/linux_and_macos.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -79,7 +79,8 @@ jobs:
if: "${{ runner.os == 'Linux' && contains(matrix.cxx, 'clang') }}"
run: |-
sudo apt-get install --yes --no-install-recommends -V \
clang-${{ matrix.clang_major_version }}
clang-${{ matrix.clang_major_version }} \
libclang-rt-${{ matrix.clang_major_version }}-dev

- name: Add versioned aliases for Clang ${{ matrix.clang_major_version }}
if: "${{ runner.os == 'macOS' && contains(matrix.cxx, 'clang') }}"
Expand All @@ -96,7 +97,13 @@ jobs:
CC: ${{ matrix.cc }}
CXX: ${{ matrix.cxx }}
run: |-
CFLAGS='-std=gnu99 -pedantic -Werror' make
set -x

# ASan: https://clang.llvm.org/docs/AddressSanitizer.html
# UBSan: https://clang.llvm.org/docs/UndefinedBehaviorSanitizer.html
sanitizer='-fsanitize=address,undefined -fno-sanitize-recover=all'

CFLAGS="-std=gnu99 -pedantic -Werror ${sanitizer}" LDFLAGS="${sanitizer}" make

- name: 'Install'
run: |-
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3 changes: 2 additions & 1 deletion recordings/record.sh
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Expand Up @@ -27,7 +27,8 @@ rm -f actual*.*
asciinema_args=(
--cols 90
--rows 20
-c 'timeout -s INT 3s sh -c "{ sleep 0.5; echo \"1 2 3 4\"; sleep 0.5; } | ttyplot -2 -c X"'
# MallocNanoZone=0 is for AddressSanitizer on macOS, see https://stackoverflow.com/a/70209891/11626624 .
-c 'timeout -s INT 5s sh -c "{ sleep 1.5; echo \"1 2 3 4\"; sleep 1.5; } | MallocNanoZone=0 ttyplot -2 -c X"'
-t 'ttyplot waiting, drawing, and shutting down'
)

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