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[Bug bootstrap/41241] [4.5 regression] bootstrap comparison failure
- From: "ro at techfak dot uni-bielefeld dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 4 Sep 2009 13:39:35 -0000
- Subject: [Bug bootstrap/41241] [4.5 regression] bootstrap comparison failure
- References: <bug-41241-226@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #34 from ro at techfak dot uni-bielefeld dot de 2009-09-04 13:39 -------
Subject: Re: [4.5 regression] bootstrap comparison failure
> ------- Comment #28 from jakub at gcc dot gnu dot org 2009-09-04 12:13 -------
> In #c21/#c22 there are code generation differences. Rainer, can you please
> build it using stage1 and stage2 compiler with -da -fdump-noaddr
> -fdump-unnumbered and find out in which pass they start to diverge?
The differences start at
stage2-gcc/c-common.c.173r.regmove stage3-gcc/c-common.c.173r.regmove differ:
char 5356790, line 108181
What do you need for further investigation?
Rainer
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41241