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//===- llvm/unittest/Support/ManagedStatic.cpp - ManagedStatic tests ------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Config/config.h"
#include "llvm/Support/Threading.h"
#ifdef HAVE_PTHREAD_H
#include <pthread.h>
#endif
#include "gtest/gtest.h"
using namespace llvm;
namespace {
#ifdef HAVE_PTHREAD_H
namespace test1 {
llvm::ManagedStatic<int> ms;
void *helper(void*) {
*ms;
return NULL;
}
}
TEST(Initialize, MultipleThreads) {
// Run this test under tsan: http://code.google.com/p/data-race-test/
llvm_start_multithreaded();
pthread_t t1, t2;
pthread_create(&t1, NULL, test1::helper, NULL);
pthread_create(&t2, NULL, test1::helper, NULL);
pthread_join(t1, NULL);
pthread_join(t2, NULL);
llvm_stop_multithreaded();
}
#endif
} // anonymous namespace
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