15d71de26cedae3dafc17449fe0182045c0bd20e8Stephen Hines// RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s 2da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany#include <pthread.h> 3da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany 4da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryanyvolatile int N; // Prevent loop unrolling. 5da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryanyint **data; 6da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany 7da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryanyvoid *Thread1(void *x) { 8da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany for (int i = 0; i < N; i++) 9da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany data[i][0] = 42; 10da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany return 0; 11da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany} 12da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany 13da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryanyint main() { 14da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany N = 4; 15da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany data = new int*[N]; 16da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany for (int i = 0; i < N; i++) 17da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany data[i] = new int; 18da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany pthread_t t; 19da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany pthread_create(&t, 0, Thread1, 0); 20da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany Thread1(0); 21da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany pthread_join(t, 0); 22da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany for (int i = 0; i < N; i++) 23da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany delete data[i]; 24da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany delete[] data; 25da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany} 26da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany 27da4edd850db1a333c15fc3b0abc01a2e8d2f08feKostya Serebryany// CHECK: ThreadSanitizer: reported 1 warnings 28