Index: clang/lib/Sema/SemaTemplateVariadic.cpp
===================================================================
--- clang/lib/Sema/SemaTemplateVariadic.cpp
+++ clang/lib/Sema/SemaTemplateVariadic.cpp
@@ -619,6 +619,7 @@
   if (!Pattern->containsUnexpandedParameterPack()) {
     Diag(EllipsisLoc, diag::err_pack_expansion_without_parameter_packs)
     << Pattern->getSourceRange();
+    CorrectDelayedTyposInExpr(Pattern);
     return ExprError();
   }
 
Index: clang/test/SemaTemplate/typo-variadic.cpp
===================================================================
--- /dev/null
+++ clang/test/SemaTemplate/typo-variadic.cpp
@@ -0,0 +1,2 @@
+// RUN: %clang_cc1 -fsyntax-only %s -verify
+int x = m(s...); // expected-error{{pack expansion does not}} expected-error{{undeclared identifier}}