[PATCH] D130308: [clang] extend getCommonSugaredType to merge sugar nodes

[Chuanqi Xu via Phabricator via cfe-commits]

ChuanqiXu added inline comments.


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Comment at: clang/include/clang/AST/ASTContext.h:1369
   }
+  QualType getDecayedType(QualType T, QualType Decayed) const;
 
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mizvekov wrote:
> ChuanqiXu wrote:
> > Maybe we need a comment for this. The signature looks not straight forward and I can't relate this to the above comment.
> I think I wanted to make this an internal variant, since we will probably never need this outside of ASTContext anyway, but there is the friendship situation between Type and ASTContext. Maybe making this private would be for the best.
Yeah, the signature confused me as well... as long as the second parameter is `Decayed` already, why we need to get the decayed type again? I guess `Underlying` may be a better name.


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  https://reviews.llvm.org/D130308/new/

https://reviews.llvm.org/D130308