Author: dgregor
Date: Sun May 10 17:59:12 2009
New Revision: 71409
URL: http://llvm.org/viewvc/llvm-project?rev=71409&view=rev
Log:
The canonical declaration of a NULL declaration is NULL
Modified:
cfe/trunk/lib/AST/ASTContext.cpp
Modified: cfe/trunk/lib/AST/ASTContext.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/AST/ASTContext.cpp?rev=71409&r1=71408&r2=71409&view=diff
==============================================================================
--- cfe/trunk/lib/AST/ASTContext.cpp (original)
+++ cfe/trunk/lib/AST/ASTContext.cpp Sun May 10 17:59:12 2009
@@ -1704,6 +1704,9 @@
}
Decl *ASTContext::getCanonicalDecl(Decl *D) {
+ if (!D)
+ return 0;
+
if (TagDecl *Tag = dyn_cast<TagDecl>(D)) {
QualType T = getTagDeclType(Tag);
return cast<TagDecl>(cast<TagType>(T.getTypePtr()->CanonicalType)
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