| // RUN: %clangxx_asan -O0 -mllvm -asan-instrument-allocas %s -o %t |
| // RUN: not %run %t 2>&1 | FileCheck %s |
| // |
| // REQUIRES: stable-runtime |
| |
| #include <assert.h> |
| #include <stdint.h> |
| |
| void foo(int index, int len) { |
| for (int i = 1; i < len; ++i) { |
| char array[len]; // NOLINT |
| assert(!(reinterpret_cast<uintptr_t>(array) & 31L)); |
| array[index + i] = 0; |
| // 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(9, 21); |
| return 0; |
| } |
