[PATCH] D41311: [CodeGen] Fix crash when a function taking transparent union is redeclared.

[Akira Hatanaka via Phabricator via cfe-commits]

ahatanak added inline comments.


================
Comment at: clang/lib/CodeGen/CGCall.cpp:2321
+          ArgI.getCoerceToType() ==
+              ConvertType(isPromoted ? Ty : Arg->getType()) &&
           ArgI.getDirectOffset() == 0) {
----------------
Maybe a comment explaining why different types are passed depending on the 
value of isPromoted?


https://reviews.llvm.org/D41311



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