// RUN: %clangxx_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s #include #include #include struct P { int x; int y; }; int Helper() { try { static int i = []() { throw P{}; return 1; }(); return i; } catch (P) { return 0; } } void *Thread(void *x) { for (int i = 0; i < 1000; ++i) { Helper(); } return 0; } int main() { pthread_t t[2]; pthread_create(&t[0], 0, Thread, 0); pthread_create(&t[1], 0, Thread, 0); pthread_join(t[0], 0); pthread_join(t[1], 0); fprintf(stderr, "PASS\n"); } // CHECK-NOT: WARNING: ThreadSanitizer: data race