17 lines · cpp
1// RUN: %clangxx_msan -fsanitize-memory-track-origins -O0 %s -o %t2// RUN: %run %t3// RUN: %clangxx_msan -fsanitize-memory-track-origins -O3 %s -o %t4// RUN: %run %t5 6#include <assert.h>7#include <string.h>8#include <sanitizer/msan_interface.h>9 10int main(int argc, char **argv) {11 char s[20] = "string";12 __msan_poison(s, sizeof(s));13 __msan_unpoison_string(s);14 assert(__msan_test_shadow(s, sizeof(s)) == strlen("string") + 1);15 return 0;16}17