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// PR c++/42844
// { dg-do compile }
struct A
{
A(){}
};
struct B : A { int i; }; // { dg-message "user-provided default constructor" }
struct C : A { int i; }; // { dg-message "user-provided default constructor" }
struct D : B { D() {} };
struct E { int i; }; // { dg-message "user-provided default constructor" }
template <class T>
struct F : A { T t; }; // { dg-message "user-provided default constructor" }
template <class T>
struct G { T t; }; // { dg-message "user-provided default constructor" }
void f ()
{
B const b; // { dg-error "uninitialized const" }
extern B const bext;
C const c[ 1 ]; // { dg-error "uninitialized const" }
extern C const cext[ 1 ];
D const d;
extern D const dext;
E const e; // { dg-error "uninitialized const" }
extern E const eext;
F<int> const f; // { dg-error "uninitialized const" }
extern F<int> const fext;
G<int> const g; // { dg-error "uninitialized const" }
extern G<int> const gext;
}
struct H { int i; }; // { dg-message "user-provided default constructor" }
struct I : A { int i; }; // { dg-message "user-provided default constructor" }
template <class T>
void g ()
{
T const t; // { dg-error "uninitialized const" }
extern T const text;
}
template void g<H> ();
template void g<I> ();
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