[cfe-commits] r41635 - in /cfe/trunk: Sema/Sema.cpp Sema/Sema.h include/clang/Parse/Action.h

[Chris Lattner]

Author: lattner
Date: Thu Aug 30 23:53:24 2007
New Revision: 41635

URL: http://llvm.org/viewvc/llvm-project?rev=41635&view=rev
Log:
add actions for deleting expr/stmt nodes.

Modified:
    cfe/trunk/Sema/Sema.cpp
    cfe/trunk/Sema/Sema.h
    cfe/trunk/include/clang/Parse/Action.h

Modified: cfe/trunk/Sema/Sema.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/Sema/Sema.cpp?rev=41635&r1=41634&r2=41635&view=diff

==============================================================================
--- cfe/trunk/Sema/Sema.cpp (original)
+++ cfe/trunk/Sema/Sema.cpp Thu Aug 30 23:53:24 2007
@@ -38,6 +38,13 @@
   KnownFunctionIDs[ id_vprintf ] = &IT.get("vprintf");
 }
 
+void Sema::DeleteExpr(ExprTy *E) {
+  delete static_cast<Expr*>(E);
+}
+void Sema::DeleteStmt(StmtTy *S) {
+  delete static_cast<Stmt*>(S);
+}
+
 //===----------------------------------------------------------------------===//
 // Helper functions.
 //===----------------------------------------------------------------------===//

Modified: cfe/trunk/Sema/Sema.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/Sema/Sema.h?rev=41635&r1=41634&r2=41635&view=diff

==============================================================================
--- cfe/trunk/Sema/Sema.h (original)
+++ cfe/trunk/Sema/Sema.h Thu Aug 30 23:53:24 2007
@@ -120,6 +120,9 @@
             const std::string &Msg1, const std::string &Msg2, 
             SourceRange R1, SourceRange R2);
 
+  virtual void DeleteExpr(ExprTy *E);
+  virtual void DeleteStmt(StmtTy *S);
+
   //===--------------------------------------------------------------------===//
   // Type Analysis / Processing: SemaType.cpp.
   //

Modified: cfe/trunk/include/clang/Parse/Action.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Parse/Action.h?rev=41635&r1=41634&r2=41635&view=diff

==============================================================================
--- cfe/trunk/include/clang/Parse/Action.h (original)
+++ cfe/trunk/include/clang/Parse/Action.h Thu Aug 30 23:53:24 2007
@@ -78,6 +78,12 @@
   typedef ActionResult<1> StmtResult;
   typedef ActionResult<2> TypeResult;
   
+  /// Deletion callbacks - Since the parser doesn't know the concrete types of
+  /// the AST nodes being generated, it must do callbacks to delete objects when
+  /// recovering from errors.
+  virtual void DeleteExpr(ExprTy *E) {}
+  virtual void DeleteStmt(StmtTy *E) {}
+  
   //===--------------------------------------------------------------------===//
   // Declaration Tracking Callbacks.
   //===--------------------------------------------------------------------===//