// RUN: %clang_cl_asan %Od %s %Fe%t
// RUN: not %run %t 2>&1 | FileCheck %s

struct C {
  int x;
  ~C() {}
};

int __attribute__((noinline, optnone)) hide(int x) { return x; }

int main() {
  C *buffer = new C[42];
  buffer[hide(-(1 + (int)sizeof(void*) / 4))].x = 42;
  // CHECK: AddressSanitizer: heap-buffer-overflow on address [[ADDR:0x[0-9a-f]+]]
  // CHECK: WRITE of size 4 at [[ADDR]] thread T0
  // CHECK-NEXT: {{#0 .* main .*operator_array_new_with_dtor_left_oob.cpp}}:[[@LINE-3]]
  //
  // FIXME: Currently it says "4 bytes ... left of 172-byte region",
  //        should be "8 bytes ... left of 168-byte region", see
  //        https://code.google.com/p/address-sanitizer/issues/detail?id=314
  // CHECK: [[ADDR]] is located {{.*}} bytes before {{(172|176)}}-byte region
  // CHECK-LABEL: allocated by thread T0 here:
  // CHECK-NEXT: {{#0 .* operator new}}[]
  // CHECK-NEXT: {{#1 .* main .*operator_array_new_with_dtor_left_oob.cpp}}:[[@LINE-12]]
  delete [] buffer;
}
