llvm-project/compiler-rt/test/asan/TestCases/wait.cc

57 lines
1.9 KiB
C++

// RUN: %clangxx_asan -DWAIT -O0 %s -o %t && not %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -DWAIT -O3 %s -o %t && not %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -DWAITPID -O0 %s -o %t && not %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -DWAITPID -O3 %s -o %t && not %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -DWAIT3 -O0 %s -o %t && not %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -DWAIT3 -O3 %s -o %t && not %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -DWAIT4 -O0 %s -o %t && not %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -DWAIT4 -O3 %s -o %t && not %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -DWAIT3_RUSAGE -O0 %s -o %t && not %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -DWAIT3_RUSAGE -O3 %s -o %t && not %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -DWAIT4_RUSAGE -O0 %s -o %t && not %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -DWAIT4_RUSAGE -O3 %s -o %t && not %t 2>&1 | FileCheck %s
#include <assert.h>
#include <sys/wait.h>
#include <unistd.h>
int main(int argc, char **argv) {
pid_t pid = fork();
if (pid) { // parent
int x[3];
int *status = x + argc * 3;
int res;
#if defined(WAIT)
res = wait(status);
#elif defined(WAITPID)
res = waitpid(pid, status, WNOHANG);
#elif defined(WAIT3)
res = wait3(status, WNOHANG, NULL);
#elif defined(WAIT4)
res = wait4(pid, status, WNOHANG, NULL);
#elif defined(WAIT3_RUSAGE) || defined(WAIT4_RUSAGE)
struct rusage *ru = (struct rusage*)(x + argc * 3);
int good_status;
# if defined(WAIT3_RUSAGE)
res = wait3(&good_status, WNOHANG, ru);
# elif defined(WAIT4_RUSAGE)
res = wait4(pid, &good_status, WNOHANG, ru);
# endif
#endif
// CHECK: stack-buffer-overflow
// CHECK: {{WRITE of size .* at 0x.* thread T0}}
// CHECK: {{in .*wait}}
// CHECK: {{in main .*wait.cc:}}
// CHECK: is located in stack of thread T0 at offset
// CHECK: {{in main}}
return res == -1 ? 1 : 0;
}
// child
return 0;
}