[PATCH] D45383: Strip reference from a va_list object in C when merging parameter types.

[Eli Friedman via Phabricator via cfe-commits]

efriedma added a comment.

Rather than adding weird hacks to merging, can we just reject any attempt to redeclare a builtin?


Repository:
  rC Clang

https://reviews.llvm.org/D45383