[cfe-commits] r113038 - /cfe/trunk/lib/AST/TemplateBase.cpp

[Zhanyong Wan]

Author: wan
Date: Fri Sep  3 18:50:56 2010
New Revision: 113038

URL: http://llvm.org/viewvc/llvm-project?rev=113038&view=rev
Log:
fix a crash in RecursiveASTVisitor's child classes (PR8403); reviewed by chandlerc.

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

Modified: cfe/trunk/lib/AST/TemplateBase.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/AST/TemplateBase.cpp?rev=113038&r1=113037&r2=113038&view=diff
==============================================================================
--- cfe/trunk/lib/AST/TemplateBase.cpp (original)
+++ cfe/trunk/lib/AST/TemplateBase.cpp Fri Sep  3 18:50:56 2010
@@ -125,19 +125,22 @@
   switch (Argument.getKind()) {
   case TemplateArgument::Expression:
     return getSourceExpression()->getSourceRange();
-      
+
   case TemplateArgument::Declaration:
     return getSourceDeclExpression()->getSourceRange();
-      
+
   case TemplateArgument::Type:
-    return getTypeSourceInfo()->getTypeLoc().getSourceRange();
-      
+    if (TypeSourceInfo *TSI = getTypeSourceInfo())
+      return TSI->getTypeLoc().getSourceRange();
+    else
+      return SourceRange();
+
   case TemplateArgument::Template:
     if (getTemplateQualifierRange().isValid())
       return SourceRange(getTemplateQualifierRange().getBegin(),
                          getTemplateNameLoc());
     return SourceRange(getTemplateNameLoc());
-      
+
   case TemplateArgument::Integral:
   case TemplateArgument::Pack:
   case TemplateArgument::Null: