Viewing file:  spaceship-synth-neg1.C (1.15 KB) -rw-r--r--
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// { dg-do compile { target c++20 } }
#include <compare>
template <class T>
struct D
{
T i;
auto operator<=>(D) const = default; // { dg-error "defaulted member" }
bool operator==(D) const = default; // { dg-error "defaulted member" }
bool operator!=(D) const = default; // { dg-error "defaulted member" }
bool operator<(D) const = default; // { dg-error "defaulted member" }
bool operator<=(D) const = default; // { dg-error "defaulted member" }
bool operator>(D) const = default; // { dg-error "defaulted member" }
bool operator>=(D) const = default; // { dg-error "defaulted member" }
};
template <class T>
struct E
{
T i;
friend auto operator<=>(const E&, E) = default; // { dg-error "not both" }
friend bool operator==(const E&, E) = default; // { dg-error "not both" }
friend bool operator!=(const E&, E) = default; // { dg-error "not both" }
friend bool operator<(E, const E&) = default; // { dg-error "not both" }
friend bool operator<=(E, const E&) = default; // { dg-error "not both" }
friend bool operator>(E, const E&) = default; // { dg-error "not both" }
friend bool operator>=(E, const E&) = default; // { dg-error "not both" }
};
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