[ASTDump] Change parameter to StringRef

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@351011 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 3 insertions, 3 deletions

diff --git a/include/clang/AST/TextNodeDumper.h b/include/clang/AST/TextNodeDumper.h
index ddf548e418..2c3cc7294c 100644
--- a/include/clang/AST/TextNodeDumper.h
+++ b/include/clang/AST/TextNodeDumper.h
@@ -160,7 +160,7 @@ public:
   void dumpAccessSpecifier(AccessSpecifier AS);
   void dumpCXXTemporary(const CXXTemporary *Temporary);
 
-  void dumpDeclRef(const Decl *D, const char *Label = nullptr);
+  void dumpDeclRef(const Decl *D, StringRef Label = {});
 
   void visitTextComment(const comments::TextComment *C,
                         const comments::FullComment *);
diff --git a/lib/AST/TextNodeDumper.cpp b/lib/AST/TextNodeDumper.cpp
index 2a240412a2..9c0496dd69 100644
--- a/lib/AST/TextNodeDumper.cpp
+++ b/lib/AST/TextNodeDumper.cpp
@@ -184,12 +184,12 @@ void TextNodeDumper::dumpCXXTemporary(const CXXTemporary *Temporary) {
   OS << ")";
 }
 
-void TextNodeDumper::dumpDeclRef(const Decl *D, const char *Label) {
+void TextNodeDumper::dumpDeclRef(const Decl *D, StringRef Label) {
   if (!D)
     return;
 
   AddChild([=] {
-    if (Label)
+    if (!Label.empty())
       OS << Label << ' ';
     dumpBareDeclRef(D);
   });