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