Add some const qualifiers

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@122365 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Sema/TreeTransform.h b/lib/Sema/TreeTransform.h
index 728ece3601ce1da9fe5385f317963af1285f79fb..de13084fbc925ff079e41e66a7db36fc15687757 100644 (file)
--- a/lib/Sema/TreeTransform.h
+++ b/lib/Sema/TreeTransform.h
@@ -3628,12 +3628,12 @@ namespace {
     }
     
     friend bool operator==(const TemplateArgumentLocContainerIterator &X,
-                           TemplateArgumentLocContainerIterator &Y) {
+                           const TemplateArgumentLocContainerIterator &Y) {
       return X.Container == Y.Container && X.Index == Y.Index;
     }
     
     friend bool operator!=(const TemplateArgumentLocContainerIterator &X,
-                           TemplateArgumentLocContainerIterator &Y) {
+                           const TemplateArgumentLocContainerIterator &Y) {
       return !(X == Y);
     }
   };