diff --git a/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc b/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc index 540d9c10636d..6070b59755a0 100644 --- a/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc +++ b/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc @@ -1050,6 +1050,11 @@ TSAN_INTERCEPTOR(int, pthread_detach, void *th) { return res; } +TSAN_INTERCEPTOR(void, pthread_exit, void *retval) { + SCOPED_TSAN_INTERCEPTOR(pthread_exit, retval); + REAL(pthread_exit)(retval); +} + #if SANITIZER_LINUX TSAN_INTERCEPTOR(int, pthread_tryjoin_np, void *th, void **ret) { SCOPED_TSAN_INTERCEPTOR(pthread_tryjoin_np, th, ret); @@ -2664,6 +2669,7 @@ void InitializeInterceptors() { TSAN_INTERCEPT(pthread_create); TSAN_INTERCEPT(pthread_join); TSAN_INTERCEPT(pthread_detach); + TSAN_INTERCEPT(pthread_exit); #if SANITIZER_LINUX TSAN_INTERCEPT(pthread_tryjoin_np); TSAN_INTERCEPT(pthread_timedjoin_np); diff --git a/compiler-rt/test/tsan/thread_exit.c b/compiler-rt/test/tsan/thread_exit.c new file mode 100644 index 000000000000..214b022b61b7 --- /dev/null +++ b/compiler-rt/test/tsan/thread_exit.c @@ -0,0 +1,25 @@ +// RUN: %clang_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s +#include "test.h" + +int var; + +void *Thread(void *x) { + pthread_exit(&var); + return 0; +} + +int main() { + pthread_t t; + pthread_create(&t, 0, Thread, 0); + void *retval = 0; + pthread_join(t, &retval); + if (retval != &var) { + fprintf(stderr, "Unexpected return value\n"); + exit(1); + } + fprintf(stderr, "PASS\n"); + return 0; +} + +// CHECK-NOT: WARNING: ThreadSanitizer: +// CHECK: PASS