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authorYiran Wang <yiran@google.com>2015-06-23 15:33:17 -0700
committerYiran Wang <yiran@google.com>2015-06-29 10:56:28 -0700
commit1d9fec7937f45dde5e04cac966a2d9a12f2fc15a (patch)
tree3fbcd18a379a05fd6d43491a107e1f36bc61b185 /gcc-4.9/gcc/testsuite/c-c++-common/tsan/simple_race.c
parentf378ebf14df0952eae870c9865bab8326aa8f137 (diff)
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Synchronize with google/gcc-4_9 to r224707 (from r214835)
Change-Id: I3d6f06fc613c8f8b6a82143dc44b7338483aac5d
Diffstat (limited to 'gcc-4.9/gcc/testsuite/c-c++-common/tsan/simple_race.c')
-rw-r--r--gcc-4.9/gcc/testsuite/c-c++-common/tsan/simple_race.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/gcc-4.9/gcc/testsuite/c-c++-common/tsan/simple_race.c b/gcc-4.9/gcc/testsuite/c-c++-common/tsan/simple_race.c
index a40accd40..c1a369b45 100644
--- a/gcc-4.9/gcc/testsuite/c-c++-common/tsan/simple_race.c
+++ b/gcc-4.9/gcc/testsuite/c-c++-common/tsan/simple_race.c
@@ -1,13 +1,15 @@
/* { dg-set-target-env-var TSAN_OPTIONS "halt_on_error=1" } */
/* { dg-shouldfail "tsan" } */
+/* { dg-additional-options "-ldl" } */
#include <pthread.h>
-#include <stdio.h>
#include <unistd.h>
+#include "tsan_barrier.h"
-#define MAX_ITERATIONS_NUMBER 100
-#define SLEEP_STEP 128000
+#define MAX_ITERATIONS_NUMBER 1
+#define SLEEP_STEP 128000
+static pthread_barrier_t barrier;
unsigned int delay_time = 1000;
static inline void delay () {
@@ -17,6 +19,7 @@ static inline void delay () {
extern int main_1();
int main() {
+ barrier_init(&barrier, 2);
int i;
for (i = 0; i < MAX_ITERATIONS_NUMBER; i++) {
main_1();
@@ -28,6 +31,7 @@ int main() {
int Global;
void *Thread1(void *x) {
+ barrier_wait(&barrier);
delay();
Global = 42;
return NULL;
@@ -35,6 +39,7 @@ void *Thread1(void *x) {
void *Thread2(void *x) {
Global = 43;
+ barrier_wait(&barrier);
return NULL;
}