https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102283

Patrick Palka <ppalka at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |ppalka at gcc dot gnu.org

--- Comment #1 from Patrick Palka <ppalka at gcc dot gnu.org> ---
Reduced testcase:

struct A { };
struct B { };

void f(A&&); // #1
void f(const B&) = delete; // #2

int main() {
  f({});
}

It seems Clang and MSVC consider the ICS for #1 to be better than that for #2,
but I'm not sure why.

According to http://eel.is/c++draft/over.ics.rank#3.3 the two ICSes should be
incomparable since they initialize different classes, so at least according to
that paragraph it appears GCC is behaving correctly here.

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