1// RUN: %clangxx_msan -O0 %s -o %t && %run %t %p
2// RUN: %clangxx_msan -O0 -D_FILE_OFFSET_BITS=64 %s -o %t && %run %t %p
3// RUN: %clangxx_msan -O3 %s -o %t && %run %t %p
4
5#include <assert.h>
6#include <glob.h>
7#include <stdio.h>
8#include <stdlib.h>
9#include <string.h>
10#include <errno.h>
11
12#include <sys/stat.h>
13#include <sys/types.h>
14#include <dirent.h>
15#include <unistd.h>
16
17#include <sanitizer/msan_interface.h>
18
19
20int main(int argc, char *argv[]) {
21 assert(argc == 2);
22 char buf[1024];
23 snprintf(s: buf, maxlen: sizeof(buf), format: "%s/%s", argv[1], "scandir_test_root/");
24
25 struct dirent **d;
26 int res = scandir(dir: buf, namelist: &d, NULL, NULL);
27 assert(res >= 3);
28 assert(__msan_test_shadow(&d, sizeof(*d)) == (size_t)-1);
29 for (int i = 0; i < res; ++i) {
30 assert(__msan_test_shadow(&d[i], sizeof(d[i])) == (size_t)-1);
31 assert(__msan_test_shadow(d[i], d[i]->d_reclen) == (size_t)-1);
32 }
33 return 0;
34}
35

source code of compiler-rt/test/msan/scandir_null.cpp