1 // RUN: %clangxx_asan %s -o %t
2 // RUN: not %run %t 2>&1 | FileCheck %s --check-prefix=A1
3 // RUN: not %run %t 1 2>&1 | FileCheck %s --check-prefix=A2
4 // RUN: %env_asan_opts=intercept_memmem=0 %run %t
5
6 #include <string.h>
main(int argc,char ** argv)7 int main(int argc, char **argv) {
8 char a1[] = {1, 2, 3, 4, 5, 6, 7, 8};
9 char a2[] = {3, 4, 5};
10 void *res;
11 if (argc == 1)
12 res = memmem(a1, sizeof(a1) + 1, a2, sizeof(a2)); // BOOM
13 else
14 res = memmem(a1, sizeof(a1), a2, sizeof(a2) + 1); // BOOM
15 // A1: AddressSanitizer: stack-buffer-overflow
16 // A1: {{#0.*memmem}}
17 // A1-NEXT: {{#1.*main}}
18 // A1: 'a1'{{.*}} <== Memory access at offset
19 //
20 // A2: AddressSanitizer: stack-buffer-overflow
21 // A2: {{#0.*memmem}}
22 // A2: 'a2'{{.*}} <== Memory access at offset
23 return res == NULL;
24 }
25