[clang] [llvm] [WIP] Expand variadic functions in IR (PR #89007)

[Matt Arsenault via cfe-commits]

================
@@ -247,7 +247,7 @@ Address CodeGen::emitMergePHI(CodeGenFunction &CGF, Address Addr1,
 
 bool CodeGen::isEmptyField(ASTContext &Context, const FieldDecl *FD,
                            bool AllowArrays, bool AsIfNoUniqueAddr) {
-  if (FD->isUnnamedBitField())
+  if (FD->isUnnamedBitfield())
----------------
arsenm wrote:

Unrelated change pulled in? 

https://github.com/llvm/llvm-project/pull/89007