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Commit | Line | Data |
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1a4d82fc | 1 | // RUN: %clangxx_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s -check-prefix=CHECK-DIE |
3157f602 | 2 | // RUN: %clangxx_tsan -O1 %s -o %t && %env_tsan_opts=die_after_fork=0 %run %t 2>&1 | FileCheck %s -check-prefix=CHECK-NODIE |
92a42be0 | 3 | #include "test.h" |
1a4d82fc | 4 | #include <errno.h> |
1a4d82fc JJ |
5 | #include <sys/types.h> |
6 | #include <sys/wait.h> | |
7 | ||
8 | static void *sleeper(void *p) { | |
5bcae85e | 9 | sleep(1000); // not intended to exit during test |
92a42be0 SL |
10 | return 0; |
11 | } | |
12 | ||
13 | static void *nop(void *p) { | |
1a4d82fc JJ |
14 | return 0; |
15 | } | |
16 | ||
17 | int main() { | |
92a42be0 | 18 | barrier_init(&barrier, 2); |
1a4d82fc JJ |
19 | pthread_t th; |
20 | pthread_create(&th, 0, sleeper, 0); | |
21 | switch (fork()) { | |
22 | default: // parent | |
23 | while (wait(0) < 0) {} | |
24 | break; | |
25 | case 0: // child | |
26 | { | |
27 | pthread_t th2; | |
92a42be0 | 28 | pthread_create(&th2, 0, nop, 0); |
1a4d82fc JJ |
29 | exit(0); |
30 | break; | |
31 | } | |
32 | case -1: // error | |
33 | fprintf(stderr, "failed to fork (%d)\n", errno); | |
34 | exit(1); | |
35 | } | |
36 | fprintf(stderr, "OK\n"); | |
37 | } | |
38 | ||
39 | // CHECK-DIE: ThreadSanitizer: starting new threads after multi-threaded fork is not supported | |
40 | // CHECK-DIE: OK | |
41 | ||
42 | // CHECK-NODIE-NOT: ThreadSanitizer: starting new threads after multi-threaded fork is not supported | |
43 | // CHECK-NODIE: OK | |
44 |