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92a42be0 SL |
1 | // RUN: %clangxx_asan -DWAIT3 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s |
2 | // RUN: %clangxx_asan -DWAIT3 -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s | |
3 | ||
4 | // RUN: %clangxx_asan -DWAIT3_RUSAGE -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s | |
5 | // RUN: %clangxx_asan -DWAIT3_RUSAGE -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s | |
6 | ||
2c00a5a8 | 7 | // UNSUPPORTED: android,darwin |
92a42be0 SL |
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(WAIT3) | |
20 | res = wait3(status, WNOHANG, NULL); | |
21 | #elif defined(WAIT3_RUSAGE) | |
22 | struct rusage *ru = (struct rusage*)(x + argc * 3); | |
23 | int good_status; | |
24 | res = wait3(&good_status, WNOHANG, ru); | |
25 | #endif | |
26 | // CHECK: stack-buffer-overflow | |
27 | // CHECK: {{WRITE of size .* at 0x.* thread T0}} | |
28 | // CHECK: {{in .*wait}} | |
29 | // CHECK: {{in main .*wait3.cc:}} | |
30 | // CHECK: is located in stack of thread T0 at offset | |
31 | // CHECK: {{in main}} | |
32 | return res == -1 ? 1 : 0; | |
33 | } | |
34 | // child | |
35 | return 0; | |
36 | } |