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[NFC][asan] Try to deflake asan_lsan_deadlock test #137718

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Merged
merged 2 commits into from
Apr 28, 2025
Merged

[NFC][asan] Try to deflake asan_lsan_deadlock test #137718

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cfa4a1a
[𝘀𝗽𝗿] initial version
vitalybuka Apr 28, 2025
6a30c21
rebase
vitalybuka Apr 28, 2025
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13 changes: 5 additions & 8 deletions compiler-rt/test/asan/TestCases/asan_lsan_deadlock.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -24,9 +24,8 @@
* [Worker Thread] ASan: lock B -> requests lock A
*
* Success Criteria:
* With proper lock ordering enforcement, watchdog should NOT trigger - test exits normally.
* If deadlock occurs, watchdog terminates via _exit(1) after 10s timeout.
*/
* With proper lock ordering enforcement, watchdog should NOT trigger - test exits with Asan report.
*/

#include <mutex>
#include <sanitizer/lsan_interface.h>
Expand All @@ -36,11 +35,9 @@

void Watchdog() {
// Safety mechanism: Turn infinite deadlock into finite test failure
usleep(10000000);
// CHECK-NOT: Timeout! Deadlock detected.
puts("Timeout! Deadlock detected.");
fflush(stdout);
_exit(1);
sleep(60);
// Unexpected. "not" in RUN will fail if we reached here.
_exit(0);
}

int main(int argc, char **argv) {
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