| // RUN: %clangxx_asan -DWAIT4 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s |
| // RUN: %clangxx_asan -DWAIT4 -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s |
| |
| // RUN: %clangxx_asan -DWAIT4_RUSAGE -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s |
| // RUN: %clangxx_asan -DWAIT4_RUSAGE -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s |
| |
| // XFAIL: android |
| |
| #include <assert.h> |
| #include <sys/wait.h> |
| #include <unistd.h> |
| |
| int main(int argc, char **argv) { |
| // This test passes on some versions of Android NDK and fails on other. |
| // https://code.google.com/p/memory-sanitizer/issues/detail?id=64 |
| // Make it fail unconditionally on Android. |
| #ifdef __ANDROID__ |
| return 0; |
| #endif |
| |
| pid_t pid = fork(); |
| if (pid) { // parent |
| int x[3]; |
| int *status = x + argc * 3; |
| int res; |
| #if defined(WAIT4) |
| res = wait4(pid, status, WNOHANG, NULL); |
| #elif defined(WAIT4_RUSAGE) |
| struct rusage *ru = (struct rusage*)(x + argc * 3); |
| int good_status; |
| res = wait4(pid, &good_status, WNOHANG, ru); |
| #endif |
| // CHECK: stack-buffer-overflow |
| // CHECK: {{WRITE of size .* at 0x.* thread T0}} |
| // CHECK: {{in .*wait}} |
| // CHECK: {{in main .*wait4.cc:}} |
| // CHECK: is located in stack of thread T0 at offset |
| // CHECK: {{in main}} |
| return res == -1 ? 1 : 0; |
| } |
| // child |
| return 0; |
| } |
