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update gcc11
author anatofuz
date Mon, 25 May 2020 07:50:57 +0900
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// PR c++/94066
// { dg-do compile { target c++14 } }

union U;
constexpr int foo(U *up);

union U {
  int a = foo(this); int y;
};

constexpr int foo(U *up) {
  up->y = 11; // { dg-error "'U::a' to 'U::y'" }
  return {42};
}

extern constexpr U u = {};