text: // RUN: %clang_cc1 %s -std=c++20 -fsyntax-only -verify
  // RUN: %clang_cc1 %s -std=c++20 -fsyntax-only -verify -fno-recovery-ast
  
  namespace NoCrash {
  struct ForwardDecl; // expected-note {{forward declaration of}}
  struct Foo {        // expected-note 2{{candidate constructor}}
    ForwardDecl f;    // expected-error {{field has incomplete type}}
  };
  
  constexpr Foo getFoo() {
    Foo e = 123; // expected-error {{no viable conversion from 'int' to 'NoCrash::Foo'}}
    return e;
  }
  }
  