erichkeane added inline comments.

================
Comment at: clang/include/clang/Basic/TokenKinds.def:528
+TYPE_TRAIT_1(__is_nothrow_copy_constructible, IsNothrowCopyConstructible, 
KEYCXX)
+TYPE_TRAIT_1(__is_trivially_copy_constructible, IsTriviallyCopyConstructible, 
KEYCXX)
 TYPE_TRAIT_2(__reference_binds_to_temporary, ReferenceBindsToTemporary, KEYCXX)
----------------
cjdb wrote:
> erichkeane wrote:
> > So this one is a whole 'thing'.  The Clang definition of 'trivially copy 
> > constructible' is a few DRs behind.  We should probably discuss this with 
> > libcxx to make sure use of this wouldn't be broken.
> I'd prefer to get those DRs in before finalising D135238 and subsequent ones. 
> Do you know the DR numbers I should be looking at, or should I just poke 
> npaperbot?
Not off the top of my head, Aaron and I both poked at it at one point trying to 
get trivially constructible right at one point, but I think we both gave up due 
to the ABI/versioning concerns.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D135238/new/

https://reviews.llvm.org/D135238

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