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Re: [Bug tree-optimization/17372] [3.5 Regression] ICE: verify_ssa failed (def does not dominate use)
- From: Jan Hubicka <hubicka at ucw dot cz>
- To: giovannibajo at libero dot it <gcc-bugzilla at gcc dot gnu dot org>
- Cc: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 9 Sep 2004 17:50:12 +0200
- Subject: Re: [Bug tree-optimization/17372] [3.5 Regression] ICE: verify_ssa failed (def does not dominate use)
- References: <20040909112421.17372.micis@gmx.de> <20040909151034.24146.qmail@sourceware.org>
>
> ------- Additional Comments From giovannibajo at libero dot it 2004-09-09 15:10 -------
> Maybe is it related to vectorization code on altivec? I don't remember if
> vectorization is on by default. I tried also with -O2 -msse2 -ftree-vectorize,
> on x86.
Number of bugs of this type went from invalid sharing of tree nodes in
tree-ivopts. I am not sure that I caught them all.
Honza
>
> --
>
>
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17372