diff --git a/lib/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp
index e8d14e6..9c36664 100644
--- a/lib/Sema/SemaDecl.cpp
+++ b/lib/Sema/SemaDecl.cpp
@@ -6647,7 +6647,8 @@
       const PointerType* PT;
       if ((PT = qs.strip(AT)->getAs<PointerType>()) &&
           (PT = qs.strip(PT->getPointeeType())->getAs<PointerType>()) &&
-          (QualType(qs.strip(PT->getPointeeType()), 0) == Context.CharTy)) {
+          Context.hasSameType(QualType(qs.strip(PT->getPointeeType()), 0),
+                              Context.CharTy)) {
         qs.removeConst();
         mismatch = !qs.empty();
       }