[Bug tree-optimization/59622] [4.9 Regression] internal compiler error: verify_gimple failed

[hubicka at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59622

--- Comment #9 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
My comment was about warning at a time we fold to unreachable. Higher level
warning a-la clang is of course good idea.