diff options
Diffstat (limited to 'lib/tsan/lit_tests/race_on_mutex.c')
-rw-r--r-- | lib/tsan/lit_tests/race_on_mutex.c | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/lib/tsan/lit_tests/race_on_mutex.c b/lib/tsan/lit_tests/race_on_mutex.c deleted file mode 100644 index e663414148317..0000000000000 --- a/lib/tsan/lit_tests/race_on_mutex.c +++ /dev/null @@ -1,42 +0,0 @@ -// RUN: %clang_tsan -O1 %s -o %t && not %t 2>&1 | FileCheck %s -#include <pthread.h> -#include <stdio.h> -#include <stddef.h> -#include <unistd.h> - -pthread_mutex_t Mtx; -int Global; - -void *Thread1(void *x) { - pthread_mutex_init(&Mtx, 0); - pthread_mutex_lock(&Mtx); - Global = 42; - pthread_mutex_unlock(&Mtx); - return NULL; -} - -void *Thread2(void *x) { - sleep(1); - pthread_mutex_lock(&Mtx); - Global = 43; - pthread_mutex_unlock(&Mtx); - return NULL; -} - -int main() { - pthread_t t[2]; - pthread_create(&t[0], NULL, Thread1, NULL); - pthread_create(&t[1], NULL, Thread2, NULL); - pthread_join(t[0], NULL); - pthread_join(t[1], NULL); - pthread_mutex_destroy(&Mtx); - return 0; -} - -// CHECK: WARNING: ThreadSanitizer: data race -// CHECK-NEXT: Atomic read of size 1 at {{.*}} by thread T2: -// CHECK-NEXT: #0 pthread_mutex_lock -// CHECK-NEXT: #1 Thread2{{.*}} {{.*}}race_on_mutex.c:20{{(:3)?}} ({{.*}}) -// CHECK: Previous write of size 1 at {{.*}} by thread T1: -// CHECK-NEXT: #0 pthread_mutex_init {{.*}} ({{.*}}) -// CHECK-NEXT: #1 Thread1{{.*}} {{.*}}race_on_mutex.c:11{{(:3)?}} ({{.*}}) |