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 // RUN: %clangxx_asan -DWAIT3 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
8 // RUN: %clangxx_asan -DWAIT3 -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s
9
10 // RUN: %clangxx_asan -DWAIT4 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
11 // RUN: %clangxx_asan -DWAIT4 -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s
12
13 // RUN: %clangxx_asan -DWAIT3_RUSAGE -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
14 // RUN: %clangxx_asan -DWAIT3_RUSAGE -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s
15
16 // RUN: %clangxx_asan -DWAIT4_RUSAGE -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
17 // RUN: %clangxx_asan -DWAIT4_RUSAGE -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s
18
19 #include <assert.h>
20 #include <sys/wait.h>
21 #include <unistd.h>
22
main(int argc,char ** argv)23 int main(int argc, char **argv) {
24 pid_t pid = fork();
25 if (pid) { // parent
26 int x[3];
27 int *status = x + argc * 3;
28 int res;
29 #if defined(WAIT)
30 res = wait(status);
31 #elif defined(WAITPID)
32 res = waitpid(pid, status, WNOHANG);
33 #elif defined(WAIT3)
34 res = wait3(status, WNOHANG, NULL);
35 #elif defined(WAIT4)
36 res = wait4(pid, status, WNOHANG, NULL);
37 #elif defined(WAIT3_RUSAGE) || defined(WAIT4_RUSAGE)
38 struct rusage *ru = (struct rusage*)(x + argc * 3);
39 int good_status;
40 # if defined(WAIT3_RUSAGE)
41 res = wait3(&good_status, WNOHANG, ru);
42 # elif defined(WAIT4_RUSAGE)
43 res = wait4(pid, &good_status, WNOHANG, ru);
44 # endif
45 #endif
46 // CHECK: stack-buffer-overflow
47 // CHECK: {{WRITE of size .* at 0x.* thread T0}}
48 // CHECK: {{in .*wait}}
49 // CHECK: {{in main .*wait.cc:}}
50 // CHECK: is located in stack of thread T0 at offset
51 // CHECK: {{in main}}
52 return res == -1 ? 1 : 0;
53 }
54 // child
55 return 0;
56 }
57