1c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev// Test that stacks of non-main threads are included in the root set. 2b3b46dad13a2111a51fb1a67f36c8b633410e9b7Sergey Matveev// RUN: LSAN_BASE="report_objects=1:use_registers=0" 3c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev// RUN: %clangxx_lsan -pthread %s -o %t 42d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// RUN: LSAN_OPTIONS=$LSAN_BASE:"use_stacks=0" not %run %t 2>&1 | FileCheck %s 52d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// RUN: LSAN_OPTIONS=$LSAN_BASE:"use_stacks=1" %run %t 2>&1 62d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// RUN: LSAN_OPTIONS="" %run %t 2>&1 7c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev 8c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev#include <assert.h> 9c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev#include <pthread.h> 10c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev#include <stdio.h> 11c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev#include <stdlib.h> 12c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev 13c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveevextern "C" 14c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveevvoid *stacks_thread_func(void *arg) { 15c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev int *sync = reinterpret_cast<int *>(arg); 16c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev void *p = malloc(1337); 17c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev fprintf(stderr, "Test alloc: %p.\n", p); 18c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev fflush(stderr); 19c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev __sync_fetch_and_xor(sync, 1); 20c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev while (true) 21c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev pthread_yield(); 22c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev} 23c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev 24c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveevint main() { 25c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev int sync = 0; 26c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev pthread_t thread_id; 27c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev int res = pthread_create(&thread_id, 0, stacks_thread_func, &sync); 28c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev assert(res == 0); 29c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev while (!__sync_fetch_and_xor(&sync, 0)) 30c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev pthread_yield(); 31c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev return 0; 32c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev} 33c91a93897a14fcd68bdd835ad6c6a4d12d2f78e6Sergey Matveev// CHECK: Test alloc: [[ADDR:.*]]. 34c085fe807836b566b4fce7ccdfb307bb025693c5Sergey Matveev// CHECK: LeakSanitizer: detected memory leaks 352d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// CHECK: [[ADDR]] (1337 bytes) 362fb08720b11b4c339e191b90d85477c6a2dd74dbAlexey Samsonov// CHECK: SUMMARY: {{(Leak|Address)}}Sanitizer: 37