From ca9211ecdede9bdedb812b2243a4abdb8dacd1b9 Mon Sep 17 00:00:00 2001 From: Dimitry Andric Date: Wed, 7 Jan 2015 19:55:37 +0000 Subject: Import compiler-rt trunk r224034. https://llvm.org/svn/llvm-project/compiler-rt/trunk@224034 --- test/tsan/ignore_race.cc | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 test/tsan/ignore_race.cc (limited to 'test/tsan/ignore_race.cc') diff --git a/test/tsan/ignore_race.cc b/test/tsan/ignore_race.cc new file mode 100644 index 000000000000..c6e067fabec0 --- /dev/null +++ b/test/tsan/ignore_race.cc @@ -0,0 +1,31 @@ +// RUN: %clang_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s +#include +#include +#include + +int Global; + +extern "C" void AnnotateIgnoreWritesBegin(const char *f, int l); +extern "C" void AnnotateIgnoreWritesEnd(const char *f, int l); +extern "C" void AnnotateIgnoreReadsBegin(const char *f, int l); +extern "C" void AnnotateIgnoreReadsEnd(const char *f, int l); + +void *Thread(void *x) { + AnnotateIgnoreWritesBegin(__FILE__, __LINE__); + AnnotateIgnoreReadsBegin(__FILE__, __LINE__); + Global = 42; + AnnotateIgnoreReadsEnd(__FILE__, __LINE__); + AnnotateIgnoreWritesEnd(__FILE__, __LINE__); + return 0; +} + +int main() { + pthread_t t; + pthread_create(&t, 0, Thread, 0); + sleep(1); + Global = 43; + pthread_join(t, 0); + printf("OK\n"); +} + +// CHECK-NOT: WARNING: ThreadSanitizer: data race -- cgit v1.2.3