diff --git a/lib/Sema/SemaCodeComplete.cpp b/lib/Sema/SemaCodeComplete.cpp
index b3059d588717b660689fa0cbea6e7433544716d0..3fad2b6b784d742ac64918b0b2e44fcf0a0d986d 100644
--- a/lib/Sema/SemaCodeComplete.cpp
+++ b/lib/Sema/SemaCodeComplete.cpp
@@ -3896,6 +3896,7 @@ void Sema::CodeCompleteCall(Scope *S, Expr *Fn, ArrayRef<Expr *> Args) {
 
   // FIXME: Provide support for highlighting optional parameters.
   // FIXME: Provide support for variadic template functions.
+  // FIXME: Provide support for pointers and references to functions.
 
   // Ignore type-dependent call expressions entirely.
   if (!Fn || Fn->isTypeDependent() || anyNullArguments(Args) ||