Help with bit-field semantics in C and C++

[Mark Mitchell]

Richard Henderson wrote:

>I'm going to sidestep the question of whether or not the compiler
>should force the value into a valid range upon cast or assignment
>and ask a different question.
>
>Is TYPE_PRECISION (t) < GET_MODE_PRECISION (TYPE_MODE (t)) the
>correct representation?
>  
>
Interesting idea.  Are there any other cases where TYPE_PRECISION != 
GET_MODE_PRECISION?  If not, we could eliminate the former...

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Mark Mitchell
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