rjmccall added inline comments.

================
Comment at: lib/Sema/SemaInit.cpp:4693
+        T2Quals.addAddressSpace(AS2);
+      QualType WithAScv1T4 = S.Context.getQualifiedType(IgnoreAScv2T2, 
T1Quals);
+      Sequence.AddQualificationConversionStep(WithAScv1T4, ValueKind);
----------------
Anastasia wrote:
> rjmccall wrote:
> > `Qualifiers::addQualifiers` should let you do this in a single step.  Also, 
> > you seem to be modifying `T2Quals` here after the last use of it.
> Ok, I will update to use Qualifies methods directly.
> 
> As for `T2Quals` I was thinking it might make sense to restore the original 
> value in case some code later will be added to use it (to prevent bugs)... 
> but may be it's too hypothetical. :)
> 
> Thanks!
That's not unreasonable, but if you're going to do that, you should do it 
unconditionally, not just in a `AS1 != AS2` block — or better yet, make new 
locals for `T1QualsWithoutAS`.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D57524/new/

https://reviews.llvm.org/D57524



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