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Add support for dtor removal.

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This commit is contained in:
Vassil Vassilev 2014-02-27 10:19:31 +01:00 committed by sftnight
parent c22ea2a25e
commit 99d9ac11b2
1 changed files with 34 additions and 2 deletions
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36
lib/Interpreter/ASTNodeEraser.cpp
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@ -132,10 +132,10 @@ namespace cling {
///\brief Specialize the removal of constructors due to the fact the we need
/// the constructor type (aka CXXCtorType). The information is located in
/// the CXXConstructExpr of usually VarDecls.
/// the CXXConstructExpr of usually VarDecls.
/// See clang::CodeGen::CodeGenFunction::EmitCXXConstructExpr.
///
/// What we will do instead is to brute-force and try to remove from the
/// What we will do instead is to brute-force and try to remove from the
/// llvm::Module all ctors of this class with all the types.
///
///\param[in] CXXCtor - The declaration to be removed.
@ -144,6 +144,18 @@ namespace cling {
///
bool VisitCXXConstructorDecl(CXXConstructorDecl* CXXCtor);
///\brief Specialize the removal of destructors due to the fact the we need
/// the to erase the dtor decl and the deleting operator.
///
/// We will brute-force and try to remove from the llvm::Module all dtors of
/// this class with all the types.
///
///\param[in] CXXDtor - The declaration to be removed.
///
///\returns true on success.
///
bool VisitCXXDestructorDecl(CXXDestructorDecl* CXXDtor);
///\brief Removes the DeclCotnext and its decls.
/// @param[in] DC - The declaration to be removed.
///
@ -613,6 +625,26 @@ namespace cling {
return Successful;
}
bool DeclReverter::VisitCXXDestructorDecl(CXXDestructorDecl* CXXDtor) {
// Cleanup the module if the transaction was committed and code was
// generated. This has to go first, because it may need the AST information
// which we will remove soon. (Eg. mangleDeclName iterates the redecls)
// Brute-force all possibly generated dtors.
// Dtor_Deleting Deleting dtor.
// Dtor_Base Base object dtor.
// Dtor_Complete Complete object dtor.
GlobalDecl GD(CXXDtor, Dtor_Deleting);
MaybeRemoveDeclFromModule(GD);
GD = GlobalDecl(CXXDtor, Dtor_Base);
MaybeRemoveDeclFromModule(GD);
GD = GlobalDecl(CXXDtor, Dtor_Complete);
MaybeRemoveDeclFromModule(GD);
bool Successful = VisitCXXMethodDecl(CXXDtor);
return Successful;
}
bool DeclReverter::VisitDeclContext(DeclContext* DC) {
bool Successful = true;
typedef llvm::SmallVector<Decl*, 64> Decls;