r254867 - Fix crash in ASTDumper when dumping NamedDecl with NULL getQualifier().

[Dawn Perchik via cfe-commits]

Author: dperchik
Date: Sat Dec  5 16:37:55 2015
New Revision: 254867

URL: http://llvm.org/viewvc/llvm-project?rev=254867&view=rev
Log:
Fix crash in ASTDumper when dumping NamedDecl with NULL getQualifier().

Reviewed by: aaron.ballman
Subscribers: cfe-commits
Differential Revision: http://reviews.llvm.org/D15254

Modified:
    cfe/trunk/lib/AST/ASTDumper.cpp

Modified: cfe/trunk/lib/AST/ASTDumper.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/AST/ASTDumper.cpp?rev=254867&r1=254866&r2=254867&view=diff
==============================================================================
--- cfe/trunk/lib/AST/ASTDumper.cpp (original)
+++ cfe/trunk/lib/AST/ASTDumper.cpp Sat Dec  5 16:37:55 2015
@@ -1385,20 +1385,23 @@ void ASTDumper::VisitTemplateTemplatePar
 
 void ASTDumper::VisitUsingDecl(const UsingDecl *D) {
   OS << ' ';
-  D->getQualifier()->print(OS, D->getASTContext().getPrintingPolicy());
+  if (D->getQualifier())
+    D->getQualifier()->print(OS, D->getASTContext().getPrintingPolicy());
   OS << D->getNameAsString();
 }
 
 void ASTDumper::VisitUnresolvedUsingTypenameDecl(
     const UnresolvedUsingTypenameDecl *D) {
   OS << ' ';
-  D->getQualifier()->print(OS, D->getASTContext().getPrintingPolicy());
+  if (D->getQualifier())
+    D->getQualifier()->print(OS, D->getASTContext().getPrintingPolicy());
   OS << D->getNameAsString();
 }
 
 void ASTDumper::VisitUnresolvedUsingValueDecl(const UnresolvedUsingValueDecl *D) {
   OS << ' ';
-  D->getQualifier()->print(OS, D->getASTContext().getPrintingPolicy());
+  if (D->getQualifier())
+    D->getQualifier()->print(OS, D->getASTContext().getPrintingPolicy());
   OS << D->getNameAsString();
   dumpType(D->getType());
 }