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      1 // RUN: %clangxx_asan -std=c++11 -pthread %s -o %t && %run %t 2>&1
      2 // Regression test for the versioned pthread_create interceptor on linux/i386.
      3 // pthread_attr_init is not intercepted and binds to the new abi
      4 // pthread_create is intercepted; dlsym always returns the oldest version.
      5 // This results in a crash inside pthread_create in libc.
      6 
      7 #include <pthread.h>
      8 #include <stdlib.h>
      9 
     10 void *ThreadFunc(void *) { return nullptr; }
     11 
     12 int main() {
     13   pthread_t t;
     14   const size_t sz = 1024 * 1024;
     15   void *p = malloc(sz);
     16   pthread_attr_t attr;
     17   pthread_attr_init(&attr);
     18   pthread_attr_setstack(&attr, p, sz);
     19   pthread_create(&t, &attr, ThreadFunc, nullptr);
     20   pthread_join(t, nullptr);
     21   free(p);
     22   return 0;
     23 }
     24