| // RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s |
| // RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s |
| |
| #include <assert.h> |
| #include <sys/wait.h> |
| #include <unistd.h> |
| #include <signal.h> |
| |
| int main(int argc, char **argv) { |
| pid_t pid = fork(); |
| if (pid) { // parent |
| int x[3]; |
| int *status = x + argc * 3; |
| int res; |
| |
| siginfo_t *si = (siginfo_t*)(x + argc * 3); |
| res = waitid(P_ALL, 0, si, WEXITED | WNOHANG); |
| // CHECK: stack-buffer-overflow |
| // CHECK: {{WRITE of size .* at 0x.* thread T0}} |
| // CHECK: {{in .*waitid}} |
| // CHECK: {{in main .*waitid.cc:}} |
| // CHECK: is located in stack of thread T0 at offset |
| // CHECK: {{in main}} |
| return res != -1; |
| } |
| // child |
| return 0; |
| } |
