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// PR c++/91353 - P1331R2: Allow trivial default init in constexpr contexts.
// { dg-do compile { target c++2a } }

struct S {
  int uninit;
  constexpr S(int) {}
};

struct W {
  constexpr W(int) : s(8), p() {}

  S s;
  int *p;
};

constexpr auto a = W(42); // { dg-error "not a constant expression" }