carbon-lang/executable_semantics/testdata/undef2.6c

// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

// Use-after-free.

fun main() -> Int {
  var Ptr(int): p;
  p = malloc(Int);
  *p = 0;
  free(p);
  return *p;
}