--I´m trying to guess the syntax for reflecting operators and UDL´s, but failed :(struct X {};auto operator+(X,X) { return X{}; }auto operator""_s(unsigned long long v) { return v * 2; }https://compiler-explorer.com/z/hWP93dbW7constexpr X x1, x2;using r1 = reflexpr( operator+(X,X) );using r2 = reflexpr( x1 + x2 );using r3 = reflexpr( operator""_s(unsigned long long v) );using r4 = reflexpr( 12_s );<source>:11:22: error: operator cannot be used as argument for the reflexpr operatorusing r1 = reflexpr( operator+(X,X) );Is any of these syntaxes right ?Is this available already ?[]Cleiton
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