Author: axel
Date: Mon Jan 24 09:44:00 2011
New Revision: 124119
URL: http://llvm.org/viewvc/llvm-project?rev=124119&view=rev
Log:
Check whether DependentScopeDeclRefExpr's NestedNameSpecifier exists before
accessing it, both for consistency (see StmtPrinter::VisitDeclRefExpr()) and
for other use cases of dependent types.
Modified:
cfe/trunk/lib/AST/StmtPrinter.cpp
Modified: cfe/trunk/lib/AST/StmtPrinter.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/AST/StmtPrinter.cpp?rev=124119&r1=124118&r2=124119&view=diff
==============================================================================
--- cfe/trunk/lib/AST/StmtPrinter.cpp (original)
+++ cfe/trunk/lib/AST/StmtPrinter.cpp Mon Jan 24 09:44:00 2011
@@ -481,7 +481,8 @@
void StmtPrinter::VisitDependentScopeDeclRefExpr(
DependentScopeDeclRefExpr *Node) {
- Node->getQualifier()->print(OS, Policy);
+ if (NestedNameSpecifier *Qualifier = Node->getQualifier())
+ Qualifier->print(OS, Policy);
OS << Node->getNameInfo();
if (Node->hasExplicitTemplateArgs())
OS << TemplateSpecializationType::PrintTemplateArgumentList(
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