// Check that concurent GetCurrentThread does not crash.
// RUN: %clangxx_lsan -O3 -pthread %s -o %t && %run %t 100
// REQUIRES: lsan-standalone
// For unknown reason linker can't resolve GetCurrentThread on
// https://ci.chromium.org/p/chromium/builders/try/mac_upload_clang.
// UNSUPPORTED: darwin
#include <pthread.h>
#include <stdlib.h>
#include <vector>
#include <sanitizer/common_interface_defs.h>
namespace __lsan {
class ThreadContextLsanBase *GetCurrentThread();
}
void *try_to_crash(void *args) {
for (int i = 0; i < 100000; ++i)
__lsan::GetCurrentThread();
return nullptr;
}
int main(int argc, char **argv) {
std::vector<pthread_t> threads;
for (int i = 0; i < atoi(argv[1]); ++i) {
threads.resize(10);
for (auto &thread : threads)
pthread_create(&thread, 0, try_to_crash, NULL);
for (auto &thread : threads)
pthread_join(thread, nullptr);
}
return 0;
}