--- /dev/null
+// RUN: %clang_tsan -O1 %s -o %t && TSAN_OPTIONS="$TSAN_OPTIONS suppressions=%s.supp" %t 2>&1 | FileCheck %s
+#include <pthread.h>
+#include <stdio.h>
+
+int RacyGlobal;
+
+void *Thread1(void *x) {
+ RacyGlobal = 42;
+ return NULL;
+}
+
+void *Thread2(void *x) {
+ RacyGlobal = 43;
+ return NULL;
+}
+
+int main() {
+ pthread_t t[2];
+ pthread_create(&t[0], NULL, Thread1, NULL);
+ pthread_create(&t[1], NULL, Thread2, NULL);
+ pthread_join(t[0], NULL);
+ pthread_join(t[1], NULL);
+ return 0;
+}
+
+// CHECK-NOT: failed to open suppressions file
+// CHECK-NOT: WARNING: ThreadSanitizer: data race
+
--- /dev/null
+race:RacyGlobal
+
--- /dev/null
+// RUN: %clang_tsan -O1 %s -o %t && TSAN_OPTIONS="$TSAN_OPTIONS suppressions=%s.supp" %t 2>&1 | FileCheck %s
+#include <pthread.h>
+#include <stdio.h>
+#include <unistd.h>
+
+int Global;
+
+void *Thread1(void *x) {
+ sleep(1);
+ Global = 42;
+ return NULL;
+}
+
+void *Thread2(void *x) {
+ Global = 43;
+ 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);
+ return 0;
+}
+
+// CHECK-NOT: failed to open suppressions file
+// CHECK-NOT: WARNING: ThreadSanitizer: data race
+
--- /dev/null
+race:Thread1
+
--- /dev/null
+// RUN: %clang_tsan -O1 %s -o %t && TSAN_OPTIONS="$TSAN_OPTIONS suppressions=%s.supp" %t 2>&1 | FileCheck %s
+#include <pthread.h>
+#include <stdio.h>
+#include <unistd.h>
+
+int Global;
+
+void *Thread1(void *x) {
+ Global = 42;
+ return NULL;
+}
+
+void *Thread2(void *x) {
+ sleep(1);
+ Global = 43;
+ 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);
+ return 0;
+}
+
+// CHECK-NOT: failed to open suppressions file
+// CHECK-NOT: WARNING: ThreadSanitizer: data race
+
--- /dev/null
+race:Thread2
+
echo TEST $c is not supported
continue
fi
+ if [ "`grep "TSAN_OPTIONS" $c`" ]; then
+ echo SKIPPING $c -- requires TSAN_OPTIONS
+ continue
+ fi
COMPILER=$CXX
case $c in
*.c) COMPILER=$CC