https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106922

--- Comment #12 from Jan Žižka <jan.zizka at nokia dot com> ---
(In reply to Richard Biener from comment #11)
> So there's a similar missed optimization but it's not caused by the bisected
> revision.  

Ah I see. I didn't try to bisect this again. I can do that if that would help
anything, let me know if I should try. I have bisect script so I can run it
overnight ...

Also is it better then to open new BZ for this case then?

> I have
> a patch that fixes the above but that miscompiles genrecog.cc
> merge_into_decision (but no testcase in the testsuite ...).

I could at least try to test the patch with our production code. Unfortunately
can't help with genrecog.cc ..

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