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Re: Possible bug in tree-ssa-loop-ivopts.c:prepare_decl_rtl?
- From: Zdenek Dvorak <rakdver at atrey dot karlin dot mff dot cuni dot cz>
- To: Richard Sandiford <richard at codesourcery dot com>
- Cc: gcc at gcc dot gnu dot org
- Date: Wed, 28 Sep 2005 16:30:48 +0200
- Subject: Re: Possible bug in tree-ssa-loop-ivopts.c:prepare_decl_rtl?
- References: <87hdc5jrkt.fsf@talisman.home>
Hello,
> There don't seem to be many comments explaining why we're doing
> what we're doing here, so I'm not sure whether this was the intended
> behaviour or not. Do we really want to kick out existing DECL_RTLs,
> or is there simply a missing !DECL_RTL_SET_P in the DECL_P condition:
I think that adding the !DECL_RTL_SET_P should work. Nevertheless,
prepare_decl_rtl and friends should disappear when killloop-branch is merged
(I have a patch for this in testing, not yet commited to the branch).
Zdenek