[cfe-commits] r85552 - in /cfe/trunk: include/clang/AST/Expr.h lib/AST/Expr.cpp lib/Sema/SemaCXXCast.cpp

[Anders Carlsson]

Author: andersca
Date: Thu Oct 29 19:46:35 2009
New Revision: 85552

URL: http://llvm.org/viewvc/llvm-project?rev=85552&view=rev
Log:
Add a CK_DerivedToBaseMemberPointer cast kind and use it in Sema (Still no codegen).

Modified:
    cfe/trunk/include/clang/AST/Expr.h
    cfe/trunk/lib/AST/Expr.cpp
    cfe/trunk/lib/Sema/SemaCXXCast.cpp

Modified: cfe/trunk/include/clang/AST/Expr.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/AST/Expr.h?rev=85552&r1=85551&r2=85552&view=diff

==============================================================================
--- cfe/trunk/include/clang/AST/Expr.h (original)
+++ cfe/trunk/include/clang/AST/Expr.h Thu Oct 29 19:46:35 2009
@@ -1532,6 +1532,10 @@
     /// member pointer in derived class.
     CK_BaseToDerivedMemberPointer,
 
+    /// CK_DerivedToBaseMemberPointer - Member pointer in derived class to
+    /// member pointer in base class.
+    CK_DerivedToBaseMemberPointer,
+    
     /// CK_UserDefinedConversion - Conversion using a user defined type
     /// conversion function.
     CK_UserDefinedConversion,

Modified: cfe/trunk/lib/AST/Expr.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/AST/Expr.cpp?rev=85552&r1=85551&r2=85552&view=diff

==============================================================================
--- cfe/trunk/lib/AST/Expr.cpp (original)
+++ cfe/trunk/lib/AST/Expr.cpp Thu Oct 29 19:46:35 2009
@@ -503,6 +503,8 @@
     return "NullToMemberPointer";
   case CastExpr::CK_BaseToDerivedMemberPointer:
     return "BaseToDerivedMemberPointer";
+  case CastExpr::CK_DerivedToBaseMemberPointer:
+    return "DerivedToBaseMemberPointer";
   case CastExpr::CK_UserDefinedConversion:
     return "UserDefinedConversion";
   case CastExpr::CK_ConstructorConversion:

Modified: cfe/trunk/lib/Sema/SemaCXXCast.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Sema/SemaCXXCast.cpp?rev=85552&r1=85551&r2=85552&view=diff

==============================================================================
--- cfe/trunk/lib/Sema/SemaCXXCast.cpp (original)
+++ cfe/trunk/lib/Sema/SemaCXXCast.cpp Thu Oct 29 19:46:35 2009
@@ -83,7 +83,8 @@
 static TryCastResult TryStaticMemberPointerUpcast(Sema &Self, QualType SrcType,
                                                   QualType DestType,bool CStyle,
                                                   const SourceRange &OpRange,
-                                                  unsigned &msg);
+                                                  unsigned &msg,
+                                                  CastExpr::CastKind &Kind);
 static TryCastResult TryStaticImplicitCast(Sema &Self, Expr *SrcExpr,
                                            QualType DestType, bool CStyle,
                                            const SourceRange &OpRange,
@@ -480,7 +481,7 @@
   // conversion. C++ 5.2.9p9 has additional information.
   // DR54's access restrictions apply here also.
   tcr = TryStaticMemberPointerUpcast(Self, SrcType, DestType, CStyle,
-                                     OpRange, msg);
+                                     OpRange, msg, Kind);
   if (tcr != TC_NotApplicable)
     return tcr;
 
@@ -706,7 +707,7 @@
 TryCastResult
 TryStaticMemberPointerUpcast(Sema &Self, QualType SrcType, QualType DestType,
                              bool CStyle, const SourceRange &OpRange,
-                             unsigned &msg) {
+                             unsigned &msg, CastExpr::CastKind &Kind) {
   const MemberPointerType *DestMemPtr = DestType->getAs<MemberPointerType>();
   if (!DestMemPtr)
     return TC_NotApplicable;
@@ -760,6 +761,7 @@
     return TC_Failed;
   }
 
+  Kind = CastExpr::CK_DerivedToBaseMemberPointer;
   return TC_Success;
 }