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//===-- tsan_thread.cc ----------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file is a part of ThreadSanitizer (TSan), a race detector.
//
//===----------------------------------------------------------------------===//
#include "tsan_test_util.h"
#include "gtest/gtest.h"
TEST(ThreadSanitizer, ThreadSync) {
MainThread t0;
MemLoc l;
t0.Write1(l);
{
ScopedThread t1;
t1.Write1(l);
}
t0.Write1(l);
}
TEST(ThreadSanitizer, ThreadDetach1) {
ScopedThread t1(true);
MemLoc l;
t1.Write1(l);
}
TEST(ThreadSanitizer, ThreadDetach2) {
ScopedThread t1;
MemLoc l;
t1.Write1(l);
t1.Detach();
}
static void *thread_alot_func(void *arg) {
(void)arg;
int usleep(unsigned);
usleep(50);
return 0;
}
TEST(DISABLED_SLOW_ThreadSanitizer, ThreadALot) {
const int kThreads = 70000;
const int kAlive = 1000;
pthread_t threads[kAlive] = {};
for (int i = 0; i < kThreads; i++) {
if (threads[i % kAlive])
pthread_join(threads[i % kAlive], 0);
pthread_create(&threads[i % kAlive], 0, thread_alot_func, 0);
}
for (int i = 0; i < kAlive; i++) {
pthread_join(threads[i], 0);
}
}
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