<commit_before>// RUN: %clangxx_tsan -O1 %s -o %t && %t 2>&1 | FileCheck %s
// Currently, we don't report a race here:
// http://code.google.com/p/thread-sanitizer/issues/detail?id=16
#include <pthread.h>
#include <stddef.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>

int x[4], y[4];

void *Thread1(void *unused) {
  memcpy(x, y, 16);
  return NULL;
}

int main() {
  pthread_t t[2];
  pthread_create(&t[0], NULL, Thread1, NULL);
  pthread_create(&t[1], NULL, Thread1, NULL);
  pthread_join(t[0], NULL);
  pthread_join(t[1], NULL);
  printf("PASS\n");
  return 0;
}

// CHECK-NOT: ThreadSanitizer
<commit_msg>[tsan] a test checking that memset/memcpy/memmove are not inlined in tsan mode<commit_after>// RUN: %clangxx_tsan -O1 %s -o %t && %t 2>&1 | FileCheck %s
#include <pthread.h>
#include <stddef.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>

int x[4], y[4], z[4];

void *MemCpyThread(void *a) {
  memcpy((int*)a, z, 16);
  return NULL;
}

void *MemMoveThread(void *a) {
  memmove((int*)a, z, 16);
  return NULL;
}

void *MemSetThread(void *a) {
  sleep(1);
  memset((int*)a, 0, 16);
  return NULL;
}

int main() {
  pthread_t t[2];
  // Race on x between memcpy and memset
  pthread_create(&t[0], NULL, MemCpyThread, x);
  pthread_create(&t[1], NULL, MemSetThread, x);
  pthread_join(t[0], NULL);
  pthread_join(t[1], NULL);
  // Race on y between memmove and memset
  pthread_create(&t[0], NULL, MemMoveThread, y);
  pthread_create(&t[1], NULL, MemSetThread, y);
  pthread_join(t[0], NULL);
  pthread_join(t[1], NULL);

  printf("PASS\n");
  return 0;
}

// CHECK: WARNING: ThreadSanitizer: data race
// CHECK:   #0 memset
// CHECK:   #1 MemSetThread
// CHECK:  Previous write
// CHECK:   #0 memcpy
// CHECK:   #1 MemCpyThread

// CHECK: WARNING: ThreadSanitizer: data race
// CHECK:   #0 memset
// CHECK:   #1 MemSetThread
// CHECK:  Previous write
// CHECK:   #0 memmove
// CHECK:   #1 MemMoveThread

{'fraction_non_alphanumeric': 0.17928902627511592, 'fraction_numerical': 0.02575991756826378, 'mean_word_length': 3.9164556962025316, 'pattern_counts': {'":': 0, '<': 13, '<?xml version=': 0, '>': 15, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '6426957', 'n_tokens_mistral': 815, 'n_tokens_neox': 794, 'n_words': 207}