void ScopedInterceptor::EnableIgnores() {
if (ignoring_) {
ThreadIgnoreBegin(thr_, pc_, false);
+ if (flags()->ignore_noninstrumented_modules) thr_->suppress_reports++;
if (in_ignored_lib_) {
DCHECK(!thr_->in_ignored_lib);
thr_->in_ignored_lib = true;
void ScopedInterceptor::DisableIgnores() {
if (ignoring_) {
ThreadIgnoreEnd(thr_, pc_);
+ if (flags()->ignore_noninstrumented_modules) thr_->suppress_reports--;
if (in_ignored_lib_) {
DCHECK(thr_->in_ignored_lib);
thr_->in_ignored_lib = false;
}
bool OutputReport(ThreadState *thr, const ScopedReport &srep) {
- if (!flags()->report_bugs)
+ if (!flags()->report_bugs || thr->suppress_reports)
return false;
atomic_store_relaxed(&ctx->last_symbolize_time_ns, NanoTime());
const ReportDesc *rep = srep.GetReport();
--- /dev/null
+// RUN: %clang_tsan %s -o %t -framework Foundation
+// RUN: %deflake %run %t 2>&1 | FileCheck %s
+
+#import <Foundation/Foundation.h>
+
+#import "../test.h"
+
+pthread_mutex_t m1;
+pthread_mutex_t m2;
+
+int main(int argc, const char *argv[]) {
+ barrier_init(&barrier, 2);
+ fprintf(stderr, "Hello world.\n");
+
+ pthread_mutex_init(&m1, NULL);
+ pthread_mutex_init(&m2, NULL);
+
+ dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
+ pthread_mutex_lock(&m1);
+ pthread_mutex_lock(&m2);
+ pthread_mutex_unlock(&m2);
+ pthread_mutex_unlock(&m1);
+
+ barrier_wait(&barrier);
+ });
+ dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
+ barrier_wait(&barrier);
+
+ pthread_mutex_lock(&m2);
+ pthread_mutex_lock(&m1);
+ pthread_mutex_unlock(&m1);
+ pthread_mutex_unlock(&m2);
+
+ dispatch_sync(dispatch_get_main_queue(), ^{
+ CFRunLoopStop(CFRunLoopGetCurrent());
+ });
+ });
+
+ CFRunLoopRun();
+
+ fprintf(stderr, "Done.\n");
+ return 0;
+}
+
+// CHECK: Hello world.
+// CHECK: WARNING: ThreadSanitizer: lock-order-inversion (potential deadlock)
+// CHECK: Done.