[rustc.git] / src / compiler-rt / test / asan / TestCases / strcspn-2.c

// Test stopset overflow in strcspn function
// RUN: %clang_asan %s -o %t && %env_asan_opts=strict_string_checks=true not %run %t 2>&1 | FileCheck %s

// Test intercept_strcspn asan option
// RUN: %env_asan_opts=intercept_strspn=false %run %t 2>&1

#include <assert.h>
#include <string.h>
#include <sanitizer/asan_interface.h>

int main(int argc, char **argv) {
  size_t r;
  char s1[] = "ab";
  char s2[4] = "abc";
  __asan_poison_memory_region ((char *)&s2[2], 2);
  r = strcspn(s1, s2);
  // CHECK:'s2' <== Memory access at offset {{[0-9]+}} partially overflows this variable
  assert(r == 0);
  return 0;
}
Commit	Line	Data
92a42be0 SL	1	// Test stopset overflow in strcspn function
	2	// RUN: %clang_asan %s -o %t && %env_asan_opts=strict_string_checks=true not %run %t 2>&1 \| FileCheck %s
	3
	4	// Test intercept_strcspn asan option
	5	// RUN: %env_asan_opts=intercept_strspn=false %run %t 2>&1
	6
	7	#include <assert.h>
	8	#include <string.h>
	9	#include <sanitizer/asan_interface.h>
	10
	11	int main(int argc, char **argv) {
	12	size_t r;
	13	char s1[] = "ab";
	14	char s2[4] = "abc";
	15	__asan_poison_memory_region ((char *)&s2[2], 2);
	16	r = strcspn(s1, s2);
	17	// CHECK:'s2' <== Memory access at offset {{[0-9]+}} partially overflows this variable
	18	assert(r == 0);
	19	return 0;
	20	}