Tree sharing issues...

[Diego Novillo]

On Wed, 2003-11-19 at 17:46, Jan Hubicka wrote:

> ../../gcc/caller-save.c:370: error: Wrong sharing of tree nodes
> #   hard_regs_to_save_80 = VDEF <hard_regs_to_save_5>;
> hard_regs_to_save[1] = T.357_1437;
> 
> hard_regs_to_save[1];
> 
> 
> This looks wrong.  Seems to happen during jump threading...
>
We are generating a statement that is just an ARRAY_REF?  I don't
understand what's being shared here.


Diego.