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45 lines
1.0 KiB
C++
45 lines
1.0 KiB
C++
//===- llvm/unittest/Support/ManagedStatic.cpp - ManagedStatic tests ------===//
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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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#include "llvm/Support/ManagedStatic.h"
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#include "llvm/Support/Threading.h"
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#include "llvm/Config/config.h"
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#ifdef HAVE_PTHREAD_H
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#include <pthread.h>
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#endif
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#include "gtest/gtest.h"
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using namespace llvm;
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namespace {
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#ifdef HAVE_PTHREAD_H
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namespace test1 {
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llvm::ManagedStatic<int> ms;
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void *helper(void*) {
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*ms;
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return NULL;
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}
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}
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TEST(Initialize, MultipleThreads) {
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// Run this test under tsan: http://code.google.com/p/data-race-test/
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llvm_start_multithreaded();
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pthread_t t1, t2;
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pthread_create(&t1, NULL, test1::helper, NULL);
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pthread_create(&t2, NULL, test1::helper, NULL);
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pthread_join(t1, NULL);
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pthread_join(t2, NULL);
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llvm_stop_multithreaded();
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}
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#endif
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} // anonymous namespace
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