[cfe-commits] [patch] __has_trivial_* type traits

[John McCall]

John McCall wrote:
> Douglas Gregor wrote:
>   
>> Why does this operation strip off the qualifiers? Most of the callers 
>> of this routine don't mind if the result type is qualified, and the 
>> UTT_HasTrivialAssign computation would be far easier if this routine 
>> maintained the qualifiers.
>>     
>
> Well, there are qualifiers and then there are qualifiers.  I did 
> initially have an implementation which just collected the CVR qualifiers 
> as it tore down, but it wasn't able to handle the extended qualifiers, 
> and I didn't have an ASTContext to work with.  Of course, I should have 
> just found a way to get a context;  I'll do that and resubmit.
>   

And here it is.

John.
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