diff --git a/clang/lib/Sema/SemaTemplateInstantiate.cpp b/clang/lib/Sema/SemaTemplateInstantiate.cpp
--- a/clang/lib/Sema/SemaTemplateInstantiate.cpp
+++ b/clang/lib/Sema/SemaTemplateInstantiate.cpp
@@ -1849,7 +1849,7 @@
     assert(!paramType->isDependentType() && "param type still dependent");
     result = SemaRef.BuildExpressionFromDeclTemplateArgument(arg, paramType, loc);
     refParam = paramType->isReferenceType();
-  } else {
+  } else if (arg.getKind() == TemplateArgument::Integral) {
     result = SemaRef.BuildExpressionFromIntegralTemplateArgument(arg, loc);
     assert(result.isInvalid() ||
            SemaRef.Context.hasSameType(result.get()->getType(),