[cfe-commits] r102277 - /cfe/trunk/lib/Sema/SemaDeclCXX.cpp

[Anders Carlsson]

Author: andersca
Date: Sat Apr 24 17:02:54 2010
New Revision: 102277

URL: http://llvm.org/viewvc/llvm-project?rev=102277&view=rev
Log:
When building implicit base initializers, add a derived-to-base cast that points to the exact base specifier.

Modified:
    cfe/trunk/lib/Sema/SemaDeclCXX.cpp

Modified: cfe/trunk/lib/Sema/SemaDeclCXX.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Sema/SemaDeclCXX.cpp?rev=102277&r1=102276&r2=102277&view=diff
==============================================================================
--- cfe/trunk/lib/Sema/SemaDeclCXX.cpp (original)
+++ cfe/trunk/lib/Sema/SemaDeclCXX.cpp Sat Apr 24 17:02:54 2010
@@ -1502,6 +1502,13 @@
       DeclRefExpr::Create(SemaRef.Context, 0, SourceRange(), Param, 
                           SourceLocation(), ParamType, 0);
     
+    // Cast to the base class to avoid ambiguities.
+    CXXBaseSpecifierArray BasePath;
+    BasePath.push_back(BaseSpec);
+    SemaRef.ImpCastExprToType(CopyCtorArg, BaseSpec->getType(), 
+                              CastExpr::CK_UncheckedDerivedToBase,
+                              /*isLvalue=*/true, BasePath);
+
     InitializationKind InitKind
       = InitializationKind::CreateDirect(Constructor->getLocation(),
                                          SourceLocation(), SourceLocation());