| 1 | // RUN: %clangxx_asan -DWAIT -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s |
| 2 | // RUN: %clangxx_asan -DWAIT -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s |
| 3 | |
| 4 | // RUN: %clangxx_asan -DWAITPID -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s |
| 5 | // RUN: %clangxx_asan -DWAITPID -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s |
| 6 | |
| 7 | // UNSUPPORTED: darwin |
| 8 | |
| 9 | #include <assert.h> |
| 10 | #include <sys/wait.h> |
| 11 | #include <unistd.h> |
| 12 | |
| 13 | int main(int argc, char **argv) { |
| 14 | pid_t pid = fork(); |
| 15 | if (pid) { // parent |
| 16 | int x[3]; |
| 17 | int *status = x + argc * 3; |
| 18 | int res; |
| 19 | #if defined(WAIT) |
| 20 | res = wait(status); |
| 21 | #elif defined(WAITPID) |
| 22 | res = waitpid(pid, status, WNOHANG); |
| 23 | #endif |
| 24 | // CHECK: stack-buffer-overflow |
| 25 | // CHECK: {{WRITE of size .* at 0x.* thread T0}} |
| 26 | // CHECK: {{in .*wait}} |
| 27 | // CHECK: {{in main .*wait.cpp:}} |
| 28 | // CHECK: is located in stack of thread T0 at offset |
| 29 | // CHECK: {{in main}} |
| 30 | return res == -1 ? 1 : 0; |
| 31 | } |
| 32 | // child |
| 33 | return 0; |
| 34 | } |
| 35 | |