| // Test needle overflow in strcasestr function |
| // RUN: %clang_asan %s -o %t && ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t 2>&1 | FileCheck %s |
| |
| // Test intercept_strstr asan option |
| // Disable other interceptors because strlen may be called inside strcasestr |
| // RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:intercept_strstr=false:replace_str=false %run %t 2>&1 |
| |
| // There's no interceptor for strcasestr on Windows |
| // XFAIL: win32 |
| |
| #define _GNU_SOURCE |
| #include <assert.h> |
| #include <string.h> |
| |
| int main(int argc, char **argv) { |
| char *r = 0; |
| char s1[] = "ab"; |
| char s2[] = {'c'}; |
| char s3 = 0; |
| r = strcasestr(s1, s2); |
| assert(r == 0); |
| // CHECK:'s{{[2|3]}}' <== Memory access at offset {{[0-9]+ .*}}flows this variable |
| return 0; |
| } |