Re: Patch 10/9: track subwords of DImode allocnos

[Bernd Schmidt <bernds at codesourcery dot com>]

On 07/22/2010 08:00 PM, Nathan Froyd wrote:
> http://gcc.gnu.org/ml/gcc-patches/2010-06/msg02056.html
> 
> causes ICEs with powerpc-eabispe when compiling -msoft-float's libgcc:
> 
> ../../.././gcc/dp-bit.c: In function '_fpadd_parts':
> ../../.././gcc/dp-bit.c:731:1: internal compiler error: in check_allocation, at ira.c:1629
> Please submit a full bug report,
> with preprocessed source if appropriate.
> See <http://gcc.gnu.org/bugs.html> for instructions.
> 
> I am way out of my depth debugging this code; I tried loading everything
> into gdb to provide a little more useful information, but of course the
> compilation succeeds when cc1 is being run under gdb. :(

At least this seems at first glance only to be a bug in the
verification.  Can you test the attached patch?


Bernd

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