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authorDimitry Andric <dim@FreeBSD.org>2015-01-07 19:55:37 +0000
committerDimitry Andric <dim@FreeBSD.org>2015-01-07 19:55:37 +0000
commitca9211ecdede9bdedb812b2243a4abdb8dacd1b9 (patch)
tree9b19e801150082c33e9152275829a6ce90614b55 /test/tsan/cond_cancel.c
parent8ef50bf3d1c287b5013c3168de77a462dfce3495 (diff)
downloadsrc-ca9211ecdede9bdedb812b2243a4abdb8dacd1b9.tar.gz
src-ca9211ecdede9bdedb812b2243a4abdb8dacd1b9.zip
Import compiler-rt trunk r224034.vendor/compiler-rt/compiler-rt-r224034
Notes
Notes: svn path=/vendor/compiler-rt/dist/; revision=276789 svn path=/vendor/compiler-rt/compiler-rt-r224034/; revision=276790; tag=vendor/compiler-rt/compiler-rt-r224034
Diffstat (limited to 'test/tsan/cond_cancel.c')
-rw-r--r--test/tsan/cond_cancel.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/test/tsan/cond_cancel.c b/test/tsan/cond_cancel.c
new file mode 100644
index 000000000000..397cad4b1838
--- /dev/null
+++ b/test/tsan/cond_cancel.c
@@ -0,0 +1,37 @@
+// RUN: %clang_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s
+// CHECK-NOT: WARNING
+// CHECK: OK
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <pthread.h>
+#include <unistd.h>
+
+pthread_mutex_t m;
+pthread_cond_t c;
+int x;
+
+void *thr1(void *p) {
+ pthread_mutex_lock(&m);
+ pthread_cleanup_push((void(*)(void *arg))pthread_mutex_unlock, &m);
+ while (x == 0)
+ pthread_cond_wait(&c, &m);
+ pthread_cleanup_pop(1);
+ return 0;
+}
+
+int main() {
+ pthread_t th;
+
+ pthread_mutex_init(&m, 0);
+ pthread_cond_init(&c, 0);
+
+ pthread_create(&th, 0, thr1, 0);
+ sleep(1); // let it block on cond var
+ pthread_cancel(th);
+
+ pthread_join(th, 0);
+ pthread_mutex_lock(&m);
+ pthread_mutex_unlock(&m);
+ fprintf(stderr, "OK\n");
+}