[Bug c++/79104] [7.0 regression] ambiguity calling std::end on a local constexpr array of structs

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79104

--- Comment #2 from Martin Sebor <msebor at gcc dot gnu.org> ---
As a couple of additional data points EDG 4.11 and IBM XLC++ both reject the
test case.  EDG with an error similar to GCC.