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Re: Does zero_extend (const_int) *ever* have a valid meaning

On Fri, Sep 20, 2002 at 06:36:42PM +0100, Richard Earnshaw wrote:
> So the next question is, should rtx_cost be required to accept this 
> invalid RTL, or should we find a way to prevent the substitution into the 
> original expression?

I wonder if we can compute the cost prior to simplification?


r~
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