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author | Dimitry Andric <dim@FreeBSD.org> | 2015-01-07 19:55:37 +0000 |
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committer | Dimitry Andric <dim@FreeBSD.org> | 2015-01-07 19:55:37 +0000 |
commit | ca9211ecdede9bdedb812b2243a4abdb8dacd1b9 (patch) | |
tree | 9b19e801150082c33e9152275829a6ce90614b55 /test/tsan/thread_name.cc | |
parent | 8ef50bf3d1c287b5013c3168de77a462dfce3495 (diff) | |
download | src-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/thread_name.cc')
-rw-r--r-- | test/tsan/thread_name.cc | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/test/tsan/thread_name.cc b/test/tsan/thread_name.cc new file mode 100644 index 000000000000..a790c668c084 --- /dev/null +++ b/test/tsan/thread_name.cc @@ -0,0 +1,47 @@ +// RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s +#include <pthread.h> +#include <stdio.h> +#include <unistd.h> + +#if defined(__linux__) +#define USE_PTHREAD_SETNAME_NP __GLIBC_PREREQ(2, 12) +#elif defined(__FreeBSD__) +#include <pthread_np.h> +#define USE_PTHREAD_SETNAME_NP 1 +#define pthread_setname_np pthread_set_name_np +#else +#define USE_PTHREAD_SETNAME_NP 0 +#endif + +extern "C" void AnnotateThreadName(const char *f, int l, const char *name); + +int Global; + +void *Thread1(void *x) { + sleep(1); + AnnotateThreadName(__FILE__, __LINE__, "Thread1"); + Global++; + return NULL; +} + +void *Thread2(void *x) { +#if USE_PTHREAD_SETNAME_NP + pthread_setname_np(pthread_self(), "Thread2"); +#else + AnnotateThreadName(__FILE__, __LINE__, "Thread2"); +#endif + Global--; + 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); +} + +// CHECK: WARNING: ThreadSanitizer: data race +// CHECK: Thread T1 'Thread1' +// CHECK: Thread T2 'Thread2' |