comex added a comment.

In D67743#1675533 <https://reviews.llvm.org/D67743#1675533>, @dblaikie wrote:

> "Also, fix the order of if statements so that an explicit return_typestate 
> annotation takes precedence over the default behavior for rvalue refs."
>
> I'd probably have split that out into a separate patch - in part to discuss 
> the design implications of that. I have some doubts about supporting 
> non-consumed after passing by rvalue ref, but don't feel too strongly & the 
> alternative would be having a warning about the attribute being ignored, etc 
> - when it has a fairly clear meaning if it is there, just not sure people 
> 'should' be doing that.


Fair enough.  I agree there's not much reason to do that, but it also seems 
pretty harmless to respect the user's choice.  Silently ignoring the attribute 
as before is obviously wrong, so the alternative would be adding a diagnostic 
for that case, but it doesn't seem worth it...

> unless these are testing something noteworthy about them being static 
> functions I'd probably suggest making them non-members like the other test 
> functions below, for consistency (otherwise the inconsistency tends to raise 
> the question of "what is significant about this difference?")

Okay, I'll change them to non-members before committing.


Repository:
  rC Clang

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D67743/new/

https://reviews.llvm.org/D67743



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