Add __pure2 to a few more functions, most notably gettid and pthread_self.

Change-Id: I7eee9f26f45130038af09d8285782b07f70a996f
This commit is contained in:
Elliott Hughes
2014-06-10 20:47:49 -07:00
parent 0ada9388e7
commit b27a840f4b
6 changed files with 14 additions and 8 deletions

View File

@@ -30,11 +30,14 @@ static void BM_unistd_getpid(int iters) {
}
BENCHMARK(BM_unistd_getpid);
// Stop GCC optimizing out our pure function.
/* Must not be static! */ pid_t (*gettid_fp)() = gettid;
static void BM_unistd_gettid(int iters) {
StartBenchmarkTiming();
for (int i = 0; i < iters; ++i) {
gettid();
gettid_fp();
}
StopBenchmarkTiming();