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// Core Issue #1331 (const mismatch with defaulted copy constructor)
// { dg-do compile { target c++11 } }
struct M
{
M& operator=(M&);
};
struct R
{
R& operator=(R&) = default;
M m;
};
struct S
{
S& operator=(const S&) = default;
M m;
};
struct T
{
// If F is an assignment operator, and the return type of T1
// differs from the return type of T2 the program is ill-formed.
T operator=(T&) = default; // { dg-error "defaulted" }
M m;
};
struct U
{
// If F is an assignment operator, and T1's parameter type is
// not a reference, the program is ill-formed.
U& operator=(U) = default; // { dg-error "defaulted" }
M m;
};
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