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[Bug middle-end/26528] [4.2 regression] gcc miscompiles FFTW 3.1
- From: "martin at mpa-garching dot mpg dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 3 Mar 2006 14:22:12 -0000
- Subject: [Bug middle-end/26528] [4.2 regression] gcc miscompiles FFTW 3.1
- References: <bug-26528-2736@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #12 from martin at mpa-garching dot mpg dot de 2006-03-03 14:22 -------
(In reply to comment #10)
> Can you try -O1 -fno-ivopts -ftree-vrp -finline-functions?
>
> I want to see if this is an interaction between VRP and IVopts, if it is there
> is a bug about this issue already filed and I bet it is the same bug.
When I add "-fno-ivopts" the testcase works again, so I think you are right. So
I'll just wait until PR 26304 is resolved and then check again.
Thanks a lot for your help!
BTW, you probably meant '4.2.0', instead of '4.1.2' as target milestone, right?
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26528