view gcc/testsuite/g++.dg/warn/Wstrict-aliasing-bogus-union-2.C @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 04ced10e8804
children
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/* { dg-do compile { target c++11 } } */
/* { dg-options "-Wstrict-aliasing=2 -O2 -Wall" } */

#include <type_traits>

struct foo
{
  std::aligned_storage<sizeof(long), alignof(long)>::type raw;

  long& cooked()
    {
      return *static_cast<long*>(static_cast<void*>(&raw)); /* { dg-bogus "strict-aliasing" } */
    }
};