http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48994
--- Comment #1 from Nathan Ridge <zeratul976 at hotmail dot com> 2011-05-13 23:19:32 UTC ---
Further reduced to:
template <typename T>
struct myvec
{
T* begin() const;
T* end() const;
};
void f(const myvec<int>& v)
{
for (int i : v)
;
}