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author | Dimitry Andric <dim@FreeBSD.org> | 2015-12-30 11:52:19 +0000 |
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committer | Dimitry Andric <dim@FreeBSD.org> | 2015-12-30 11:52:19 +0000 |
commit | 5c909fa013fc285f010a95e8d387e0ef3412da9c (patch) | |
tree | 1059d068ad281f4776ff44cd414574f99a460023 /test/tsan/Darwin/gcd-serial-queue-norace.mm | |
parent | f31bcc68c72371a2bf63aead9f3373a1ff2053b6 (diff) | |
download | src-5c909fa013fc285f010a95e8d387e0ef3412da9c.tar.gz src-5c909fa013fc285f010a95e8d387e0ef3412da9c.zip |
Vendor import of compiler-rt trunk r256633:vendor/compiler-rt/compiler-rt-trunk-r256633
Notes
Notes:
svn path=/vendor/compiler-rt/dist/; revision=292925
svn path=/vendor/compiler-rt/compiler-rt-trunk-r256633/; revision=292926; tag=vendor/compiler-rt/compiler-rt-trunk-r256633
Diffstat (limited to 'test/tsan/Darwin/gcd-serial-queue-norace.mm')
-rw-r--r-- | test/tsan/Darwin/gcd-serial-queue-norace.mm | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/test/tsan/Darwin/gcd-serial-queue-norace.mm b/test/tsan/Darwin/gcd-serial-queue-norace.mm new file mode 100644 index 000000000000..8f6de27695a5 --- /dev/null +++ b/test/tsan/Darwin/gcd-serial-queue-norace.mm @@ -0,0 +1,40 @@ +// RUN: %clang_tsan %s -o %t -framework Foundation +// RUN: %run %t 2>&1 + +#import <Foundation/Foundation.h> + +#import "../test.h" + +long global; + +int main() { + NSLog(@"Hello world."); + NSLog(@"addr=%p\n", &global); + + dispatch_queue_t q1 = dispatch_queue_create("my.queue1", DISPATCH_QUEUE_CONCURRENT); + dispatch_queue_t q2 = dispatch_queue_create("my.queue2", DISPATCH_QUEUE_SERIAL); + + global = 42; + for (int i = 0; i < 10; i++) { + dispatch_async(q1, ^{ + for (int i = 0; i < 100; i++) { + dispatch_sync(q2, ^{ + global++; + }); + } + }); + } + + dispatch_barrier_async(q1, ^{ + dispatch_sync(dispatch_get_main_queue(), ^{ + CFRunLoopStop(CFRunLoopGetCurrent()); + }); + }); + + CFRunLoopRun(); + NSLog(@"Done."); +} + +// CHECK: Hello world. +// CHECK: Done. +// CHECK-NOT: WARNING: ThreadSanitizer |