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Re: [C++ PATCH] Rewrite convert_nontype_argument


Mark Mitchell <mark@codesourcery.com> writes:

> Jason Merrill wrote:
>
>>Replace all uses of build_nop with convert.  Mark, what's the point of
>>build_nop?
>>
>>
> Eek, we're going to disagree again...
>
> "convert" is appropriate for conversions involving user code, but it
> does things that are inefficient for internally generated code.  For
> example, it checks for error conditions and issues messages --
> something we don't need for internal use in the situations where we
> use build_nop.  I'd prefer we not have to set TREE_NO_WARNING on
> internally generated code fragments, but calling "convert" requires
> that.

I vaguely remember something about "fold_convert" being the current
preferred way to handle this?

zw


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