37 lines · cpp
1// RUN: %clangxx_asan -DWAIT3 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s2// RUN: %clangxx_asan -DWAIT3 -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s3 4// RUN: %clangxx_asan -DWAIT3_RUSAGE -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s5// RUN: %clangxx_asan -DWAIT3_RUSAGE -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s6 7// UNSUPPORTED: android,darwin8 9#include <assert.h>10#include <sys/wait.h>11#include <unistd.h>12 13int main(int argc, char **argv) {14 pid_t pid = fork();15 if (pid) { // parent16 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#endif26 // CHECK: stack-buffer-overflow27 // CHECK: {{WRITE of size .* at 0x.* thread T0}}28 // CHECK: {{in .*wait}}29 // CHECK: {{in main .*wait3.cpp:}}30 // CHECK: is located in stack of thread T0 at offset31 // CHECK: {{in main}}32 return res == -1 ? 1 : 0;33 }34 // child35 return 0;36}37