[rustc.git] / src / compiler-rt / test / asan / TestCases / alloca_overflow_right.cc

// RUN: %clangxx_asan -O0 -mllvm -asan-instrument-dynamic-allocas %s -o %t
// RUN: not %run %t 2>&1 | FileCheck %s
//

#include <assert.h>

__attribute__((noinline)) void foo(int index, int len) {
  volatile char str[len] __attribute__((aligned(32)));
  assert(!(reinterpret_cast<long>(str) & 31L));
  str[index] = '1'; // BOOM
// CHECK: ERROR: AddressSanitizer: dynamic-stack-buffer-overflow on address [[ADDR:0x[0-9a-f]+]]
// CHECK: WRITE of size 1 at [[ADDR]] thread T0
}

int main(int argc, char **argv) {
  foo(33, 10);
  return 0;
}
Commit	Line	Data
7cac9316	1	// RUN: %clangxx_asan -O0 -mllvm -asan-instrument-dynamic-allocas %s -o %t
92a42be0 SL	2	// RUN: not %run %t 2>&1 \| FileCheck %s
	3	//
	4
	5	#include <assert.h>
	6
	7	__attribute__((noinline)) void foo(int index, int len) {
	8	volatile char str[len] __attribute__((aligned(32)));
	9	assert(!(reinterpret_cast<long>(str) & 31L));
	10	str[index] = '1'; // BOOM
	11	// CHECK: ERROR: AddressSanitizer: dynamic-stack-buffer-overflow on address [[ADDR:0x[0-9a-f]+]]
	12	// CHECK: WRITE of size 1 at [[ADDR]] thread T0
	13	}
	14
	15	int main(int argc, char **argv) {
	16	foo(33, 10);
	17	return 0;
	18	}