ci: add ThreadSanitizer suppressions for Catch2 false positives

NotKeira · NotKeira · commit 41792b3c0b9d · 2025-10-10T02:28:22.000+01:00
- create tsan.supp to suppress known Catch2 internal race conditions
- configure TSAN_OPTIONS to use suppressions file at test runtime
- suppress races in Catch::RunContext::resetAssertionInfo

Signed-off-by: NotKeira &lt;github.rxs06@accounts.keira.boo&gt;
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
@@ -109,5 +109,5 @@ jobs:
         working-directory: build
         env:
           ASAN_OPTIONS: detect_leaks=1
-          TSAN_OPTIONS: second_deadlock_stack=1
+          TSAN_OPTIONS: "second_deadlock_stack=1 suppressions=${{ github.workspace }}/tsan.supp"
         run: ctest --output-on-failure
diff --git a/tsan.supp b/tsan.supp
@@ -0,0 +1,2 @@
+race:Catch::RunContext::resetAssertionInfo
+race:catch2/internal/catch_run_context.cpp

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,2 @@`
	`1`	`+race:Catch::RunContext::resetAssertionInfo`
	`2`	`+race:catch2/internal/catch_run_context.cpp`