1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Sema/SemaTemplateVariadic.cpp b/lib/Sema/SemaTemplateVariadic.cpp
index 2b7250f1a2..a2aa1b3026 100644
--- a/lib/Sema/SemaTemplateVariadic.cpp
+++ b/lib/Sema/SemaTemplateVariadic.cpp
@@ -619,7 +619,8 @@ bool Sema::containsUnexpandedParameterPacks(Declarator &D) {
   switch (DS.getTypeSpecType()) {
   case TST_typename:
   case TST_typeofType:
-  case TST_underlyingType: {
+  case TST_underlyingType:
+  case TST_atomic: {
     QualType T = DS.getRepAsType().get();
     if (!T.isNull() && T->containsUnexpandedParameterPack())
       return true;