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[3.13] gh-121946: Use clang-20 for TSan build (GH-148570) (#148754)

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Co-authored-by: Sam Gross <colesbury@gmail.com>
This commit is contained in:
Miss Islington (bot)
2026-04-19 17:39:04 +02:00
committed by GitHub
parent 66ba1c7cce
commit 00a9a8a077
1 changed files with 5 additions and 7 deletions
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.github/workflows/reusable-san.yml
+5 -7
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@@ -40,17 +40,15 @@ jobs:
# Install clang
wget https://apt.llvm.org/llvm.sh
chmod +x llvm.sh
sudo ./llvm.sh 20
sudo update-alternatives --install /usr/bin/clang clang /usr/bin/clang-20 100
sudo update-alternatives --set clang /usr/bin/clang-20
sudo update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-20 100
sudo update-alternatives --set clang++ /usr/bin/clang++-20
if [ "${SANITIZER}" = "TSan" ]; then
sudo ./llvm.sh 17 # gh-121946: llvm-18 package is temporarily broken
sudo update-alternatives --install /usr/bin/clang clang /usr/bin/clang-17 100
sudo update-alternatives --set clang /usr/bin/clang-17
sudo update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-17 100
sudo update-alternatives --set clang++ /usr/bin/clang++-17
# Reduce ASLR to avoid TSan crashing
sudo sysctl -w vm.mmap_rnd_bits=28
else
sudo ./llvm.sh 20
fi
- name: Sanitizer option setup