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Re: unrolling bug
- To: manfred at s-direktnet dot de, Manfred dot Hollstein at ks dot sel dot alcatel dot de
- Subject: Re: unrolling bug
- From: Jeffrey A Law <law at cygnus dot com>
- Date: Sun, 06 Dec 1998 03:16:31 -0700
- cc: m dot hayes at elec dot canterbury dot ac dot nz, egcs-patches at cygnus dot com
- Reply-To: law at cygnus dot com
In message <13930.14110.499423.734755@saturn.hollstein.net>you write:
> No, it doesn't fix it; tonight "genattrtab", compiled by the stage1
> compiler, crashed in "genattrtab.c:simplify_by_exploding(exp)" at line 3613:
It also causes parts of cpp to be mis-compiled. I've already sent Michael a
new testcase.
> INTERESTINGLY, (Jeff, listen!), I then reverted the patch and bootstrapped
> again, this time WITHOUT any problems; this is the first time since quite
> a long time now, that I've been able to use my aggressive flags.
>
> Thanks to whoever fixed that problem!
I found it, Joern fixed it (reload bug).
Note that the second loop pass masks the unrolling bug(s) we're looking at now.
jeff