llvm-project/compiler-rt/test/asan/TestCases/strcasestr-1.c

24 lines
630 B
C

// Test haystack overflow in strcasestr function
// RUN: %clang_asan %s -o %t && ASAN_OPTIONS=strict_string_checks=true not %run %t 2>&1 | FileCheck %s
// Test intercept_strstr asan option
// RUN: ASAN_OPTIONS=intercept_strstr=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 s2[] = "c";
char s1[] = {'a', 'b'};
char s3 = 0;
r = strcasestr(s1, s2);
// CHECK:'s{{[1|3]}}' <== Memory access at offset {{[0-9]+ .*}}flows this variable
assert(r == 0);
return 0;
}