1 files changed, 10 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CodeGenModule.h b/clang/lib/CodeGen/CodeGenModule.h
index d8ec8f0..a959491 100644
--- a/clang/lib/CodeGen/CodeGenModule.h
+++ b/clang/lib/CodeGen/CodeGenModule.h
@@ -1576,6 +1576,16 @@ private:
   /// Emit the link options introduced by imported modules.
   void EmitModuleLinkOptions();
 
+  /// Helper function for EmitStaticExternCAliases() to redirect ifuncs that
+  /// have a resolver name that matches 'Elem' to instead resolve to the name of
+  /// 'CppFunc'. This redirection is necessary in cases where 'Elem' has a name
+  /// that will be emitted as an alias of the name bound to 'CppFunc'; ifuncs
+  /// may not reference aliases. Redirection is only performed if 'Elem' is only
+  /// used by ifuncs in which case, 'Elem' is destroyed. 'true' is returned if
+  /// redirection is successful, and 'false' is returned otherwise.
+  bool CheckAndReplaceExternCIFuncs(llvm::GlobalValue *Elem,
+                                    llvm::GlobalValue *CppFunc);
+
   /// Emit aliases for internal-linkage declarations inside "C" language
   /// linkage specifications, giving them the "expected" name where possible.
   void EmitStaticExternCAliases();