[cft] subreg validation patch

[Richard Henderson]

On Sun, Nov 14, 2004 at 12:48:05AM +0100, Eric Botcazou wrote:
> Problematic on the SPARC because of
...
> which breaks all the DFmode->SFmode splitters.

Did you just guess this would be a problem, or did you observe it?

The sparc that I'm using is awfully slow, but it has successfully
built libgcc during stage1.  I would have assumed that if *all* 
DFmode splitters were affected, that I wouldn't have gotten this far.



r~