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Re: 19991023 ICE compiling XFree86
- To: Richard Henderson <rth at cygnus dot com>
- Subject: Re: 19991023 ICE compiling XFree86
- From: Jeffrey A Law <law at cygnus dot com>
- Date: Tue, 26 Oct 1999 21:41:38 -0600
- cc: Alan Modra <alan at SPRI dot Levels dot UniSA dot Edu dot Au>, gcc-bugs at gcc dot gnu dot org, gcc-patches at gcc dot gnu dot org
- Reply-To: law at cygnus dot com
In message <19991026204835.C20462@cygnus.com>you write:
> On Wed, Oct 27, 1999 at 09:36:12AM +0930, Alan Modra wrote:
> > resource.c: In function `GetResource':
> > resource.c:386: Internal compiler error in `verify_local_live_at_start',
> > at flow.c:2534
>
> Joy -- resource.c's find_basic_block was a crock. When it
> returns an incorrect block number, we use the wrong set of
> global_live_at_start, which causes find_free_register to
> return something that isn't actually free.
Ummm, presumably the new stuff works after jump2 and it's cross jumping
opts and reorg? I believe that was the whole point behind the unusual
definition of find_basic_block (I'm guessing this originally came from
reorg.c).
jeff