[Bug middle-end/88401] -Wshift-overflow only works for const variables

[skvadrik at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88401

--- Comment #5 from Ulya <skvadrik at gmail dot com> ---
(In reply to Jakub Jelinek from comment #4)

Right, I see.
Bugzilla forced me to add the previous comment when I changed the status. ;)