Author: andersca
Date: Thu Jun 3 20:40:08 2010
New Revision: 105457
URL: http://llvm.org/viewvc/llvm-project?rev=105457&view=rev
Log:
Add a short circuit in isVirtuallyDerivedFrom.
Modified:
cfe/trunk/lib/AST/CXXInheritance.cpp
Modified: cfe/trunk/lib/AST/CXXInheritance.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/AST/CXXInheritance.cpp?rev=105457&r1=105456&r2=105457&view=diff
==============================================================================
--- cfe/trunk/lib/AST/CXXInheritance.cpp (original)
+++ cfe/trunk/lib/AST/CXXInheritance.cpp Thu Jun 3 20:40:08 2010
@@ -90,6 +90,9 @@
}
bool CXXRecordDecl::isVirtuallyDerivedFrom(CXXRecordDecl *Base) const {
+ if (!getNumVBases())
+ return false;
+
CXXBasePaths Paths(/*FindAmbiguities=*/false, /*RecordPaths=*/false,
/*DetectVirtual=*/false);
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