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1a4d82fc JJ |
1 | // Test that stacks of non-main threads are included in the root set. |
2 | // RUN: LSAN_BASE="report_objects=1:use_registers=0" | |
3 | // RUN: %clangxx_lsan -pthread %s -o %t | |
4 | // RUN: LSAN_OPTIONS=$LSAN_BASE:"use_stacks=0" not %run %t 2>&1 | FileCheck %s | |
5 | // RUN: LSAN_OPTIONS=$LSAN_BASE:"use_stacks=1" %run %t 2>&1 | |
6 | // RUN: LSAN_OPTIONS="" %run %t 2>&1 | |
7 | ||
8 | #include <assert.h> | |
9 | #include <pthread.h> | |
92a42be0 | 10 | #include <sched.h> |
1a4d82fc JJ |
11 | #include <stdio.h> |
12 | #include <stdlib.h> | |
13 | ||
14 | extern "C" | |
15 | void *stacks_thread_func(void *arg) { | |
16 | int *sync = reinterpret_cast<int *>(arg); | |
17 | void *p = malloc(1337); | |
18 | fprintf(stderr, "Test alloc: %p.\n", p); | |
19 | fflush(stderr); | |
20 | __sync_fetch_and_xor(sync, 1); | |
21 | while (true) | |
92a42be0 | 22 | sched_yield(); |
1a4d82fc JJ |
23 | } |
24 | ||
25 | int main() { | |
26 | int sync = 0; | |
27 | pthread_t thread_id; | |
28 | int res = pthread_create(&thread_id, 0, stacks_thread_func, &sync); | |
29 | assert(res == 0); | |
30 | while (!__sync_fetch_and_xor(&sync, 0)) | |
92a42be0 | 31 | sched_yield(); |
1a4d82fc JJ |
32 | return 0; |
33 | } | |
34 | // CHECK: Test alloc: [[ADDR:.*]]. | |
35 | // CHECK: LeakSanitizer: detected memory leaks | |
36 | // CHECK: [[ADDR]] (1337 bytes) | |
37 | // CHECK: SUMMARY: {{(Leak|Address)}}Sanitizer: |