[Bug target/123643] spec2006 456.tonto ICE since r16-6767-g948d33f490a6b0

[chenglulu at loongson dot cn]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123643

--- Comment #2 from chenglulu <chenglulu at loongson dot cn> ---
(In reply to Andrew Pinski from comment #1)
> I suspect this is a dup of bug 117575.

Oh, I completely forgot about it. I'll check as soon as possible to see if it's
the same problem.
Thanks!