Import compiler-rt trunk r228651.vendor/compiler-rt/compiler-rt-r228651

https://llvm.org/svn/llvm-project/compiler-rt/trunk@228651

1 files changed, 4 insertions, 4 deletions

diff --git a/test/tsan/pthread_atfork_deadlock.c b/test/tsan/pthread_atfork_deadlock.c
index 0f33b9022e5f..4aeec82b6850 100644
--- a/test/tsan/pthread_atfork_deadlock.c
+++ b/test/tsan/pthread_atfork_deadlock.c
@@ -4,14 +4,12 @@
 // When the data race was reported, pthread_atfork() handler used to be
 // executed which caused another race report in the same thread, which resulted
 // in a deadlock.
-#include <pthread.h>
-#include <stdio.h>
-#include <unistd.h>
+#include "test.h"
 
 int glob = 0;
 
 void *worker(void *unused) {
-  sleep(1);
+  barrier_wait(&barrier);
   glob++;
   return NULL;
 }
@@ -22,10 +20,12 @@ void atfork() {
 }
 
 int main() {
+  barrier_init(&barrier, 2);
   pthread_atfork(atfork, NULL, NULL);
   pthread_t t;
   pthread_create(&t, NULL, worker, NULL);
   glob++;
+  barrier_wait(&barrier);
   pthread_join(t, NULL);
   // CHECK: ThreadSanitizer: data race
   // CHECK-NOT: ATFORK