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[Bug target/39226] [4.4 Regression] gcc_assert (verify_initial_elim_offsets ()); ICE
- From: "pinskia at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 18 Feb 2009 10:30:10 -0000
- Subject: [Bug target/39226] [4.4 Regression] gcc_assert (verify_initial_elim_offsets ()); ICE
- References: <bug-39226-87@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #1 from pinskia at gmail dot com 2009-02-18 10:30 -------
Subject: Re: New: [4.4 Regression] gcc_assert (verify_initial_elim_offsets
()); ICE
This is mostly likely due to my no micro code patch. I see what causes
it tommorow.
Sent from my iPhone
On Feb 17, 2009, at 11:55 PM, "jakub at gcc dot gnu dot org"
<gcc-bugzilla@gcc.gnu.org
> wrote:
> /* { dg-do compile } */
> /* { dg-options "-O2" } */
> /* { dg-options "-O2 -mtune=cell -mminimal-toc" { target { powerpc*-
> *-* && lp64
> } } } */
>
> struct A
> {
> char *a;
> unsigned int b : 1;
> unsigned int c : 31;
> };
>
> struct B
> {
> struct A *d;
> };
>
> void
> foo (struct B *x, unsigned long y)
> {
> if (x->d[y].c)
> return;
> if (x->d[y].b)
> x->d[y].a = 0;
> }
>
> ICEs with -m64 -O2 -mtune=cell -mminimal-toc, as elimination offsets
> change.
>
>
> --
> Summary: [4.4 Regression] gcc_assert
> (verify_initial_elim_offsets
> ()); ICE
> Product: gcc
> Version: 4.4.0
> Status: UNCONFIRMED
> Keywords: ice-on-valid-code
> Severity: normal
> Priority: P3
> Component: target
> AssignedTo: unassigned at gcc dot gnu dot org
> ReportedBy: jakub at gcc dot gnu dot org
> GCC target triplet: powerpc64-linux
>
>
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39226
>
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39226