[Bug c++/63349] ICE with template in get_narrower fold-const.c

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63349

--- Comment #4 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
That identifier_node in a component_ref is bogus, I'm investigating how it got
there.