[Bug c++/51664] comparison incorrectly treated as template instantiation

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51664

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> 2011-12-23 13:41:04 UTC ---
I don't think it's valid, Clang and EDG reject it too