diff options
| -rw-r--r-- | compiler-rt/lib/asan/lit_tests/Linux/clone_test.cc | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/compiler-rt/lib/asan/lit_tests/Linux/clone_test.cc b/compiler-rt/lib/asan/lit_tests/Linux/clone_test.cc index 429dbab093d..ca13b22425f 100644 --- a/compiler-rt/lib/asan/lit_tests/Linux/clone_test.cc +++ b/compiler-rt/lib/asan/lit_tests/Linux/clone_test.cc @@ -29,11 +29,20 @@ int main(int argc, char **argv) { char *sp = child_stack + kStackSize; // Stack grows down. printf("Parent: %p\n", sp); pid_t clone_pid = clone(Child, sp, CLONE_FILES | CLONE_VM, NULL, 0, 0, 0); - waitpid(clone_pid, NULL, 0); - for (int i = 0; i < kStackSize; i++) - child_stack[i] = i; - int ret = child_stack[argc - 1]; - printf("PASSED\n"); - // CHECK: PASSED - return ret; + int status; + pid_t wait_result = waitpid(clone_pid, &status, __WCLONE); + if (wait_result < 0) { + perror("waitpid"); + return 0; + } + if (wait_result == clone_pid && WIFEXITED(status)) { + // Make sure the child stack was indeed unpoisoned. + for (int i = 0; i < kStackSize; i++) + child_stack[i] = i; + int ret = child_stack[argc - 1]; + printf("PASSED\n"); + // CHECK: PASSED + return ret; + } + return 0; } |
