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Re: powerpc-linux bootstrap failure
- From: Alan Modra <amodra at bigpond dot net dot au>
- To: Janis Johnson <janis187 at us dot ibm dot com>
- Cc: gcc at gcc dot gnu dot org, m dot hayes at elec dot canterbury dot ac dot nz, Paul Mackerras <paulus at au1 dot ibm dot com>
- Date: Thu, 20 Mar 2003 15:58:21 +1030
- Subject: Re: powerpc-linux bootstrap failure
- References: <20030319154042.A2572@us.ibm.com>
On Wed, Mar 19, 2003 at 03:40:42PM -0800, Janis Johnson wrote:
> Mainline bootstrap for powerpc-unknown-linux-gnu broke with this patch:
>
> 2003-03-15 Michael Hayes <m dot hayes at elec dot canterbury dot ac dot nz>
>
> PR optimization/9387
> * function.c (thread_prologue_and_epilogue_insns): Use redirect_jump
> for conditional returns.
>
> The following change doesn't affect the bootstrap failure:
>
> 2003-03-17 Michael Hayes <m dot hayes at elec dot canterbury dot ac dot nz>
>
> * function.c (thread_prologue_and_epilogue_insns): Set delete_unused
> argument to 0 for redirect_jump.
I'm seeing powerpc64-linux seg-faults on the 3.3 branch since this patch
too. cc1 dies in the same place Janis mentioned.
#0 remove_all_occurrences (forest_node=0x0)
at /src/gcc-ppc64-33/gcc/et-forest.c:340
Applying http://gcc.gnu.org/ml/gcc-patches/2003-03/msg01453.html to the
branch cures it for me.
--
Alan Modra
IBM OzLabs - Linux Technology Centre