http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53524
--- Comment #5 from Paolo Carlini <paolo.carlini at oracle dot com> 2012-05-30 08:52:09 UTC --- Note that in any case in current mainline the location is exactly the '?' of the conditional expression: maybe the error message doesn't make sense but lately we are making progress on the locations ;)