Changeset 69918cea


Ignore:
Timestamp:
Jun 28, 2018, 3:27:34 PM (3 years ago)
Author:
Rob Schluntz <rschlunt@…>
Branches:
aaron-thesis, arm-eh, cleanup-dtors, deferred_resn, demangler, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, no_list, persistent-indexer
Children:
a12c81f3
Parents:
afcb0a3
Message:

Add new EliminateTypedef? pass that just removes typedefs from AST

File:
1 edited

Legend:

Unmodified
Added
Removed
  • src/SymTab/Validate.cc

    rafcb0a3 r69918cea  
    214214        };
    215215
     216        struct EliminateTypedef {
     217                /// removes TypedefDecls from the AST
     218                static void eliminateTypedef( std::list< Declaration * > &translationUnit );
     219
     220                template<typename AggDecl>
     221                void handleAggregate( AggDecl *aggregateDecl );
     222
     223                void previsit( StructDecl * aggregateDecl );
     224                void previsit( UnionDecl * aggregateDecl );
     225                void previsit( CompoundStmt * compoundStmt );
     226        };
     227
    216228        struct VerifyCtorDtorAssign {
    217229                /// ensure that constructors, destructors, and assignment have at least one
     
    277289                acceptAll( translationUnit, lrt ); // must happen before autogen, because sized flag needs to propagate to generated functions
    278290                HoistStruct::hoistStruct( translationUnit ); // must happen after EliminateTypedef, so that aggregate typedefs occur in the correct order
     291                EliminateTypedef::eliminateTypedef( translationUnit ); //
    279292                acceptAll( translationUnit, genericParams );  // check as early as possible - can't happen before LinkReferenceToTypes
    280293                VerifyCtorDtorAssign::verify( translationUnit );  // must happen before autogen, because autogen examines existing ctor/dtors
     
    399412        }
    400413
     414
     415        bool isTypedef( Declaration *decl ) {
     416                return dynamic_cast< TypedefDecl * >( decl );
     417        }
     418
     419        void EliminateTypedef::eliminateTypedef( std::list< Declaration * > &translationUnit ) {
     420                PassVisitor<EliminateTypedef> eliminator;
     421                acceptAll( translationUnit, eliminator );
     422                filter( translationUnit, isTypedef, true );
     423        }
     424
     425        template< typename AggDecl >
     426        void EliminateTypedef::handleAggregate( AggDecl *aggregateDecl ) {
     427                filter( aggregateDecl->members, isTypedef, true );
     428        }
     429
     430        void EliminateTypedef::previsit( StructDecl * aggregateDecl ) {
     431                handleAggregate( aggregateDecl );
     432        }
     433
     434        void EliminateTypedef::previsit( UnionDecl * aggregateDecl ) {
     435                handleAggregate( aggregateDecl );
     436        }
     437
     438        void EliminateTypedef::previsit( CompoundStmt * compoundStmt ) {
     439                // remove and delete decl stmts
     440                filter( compoundStmt->kids, [](Statement * stmt) {
     441                        if ( DeclStmt *declStmt = dynamic_cast< DeclStmt * >( stmt ) ) {
     442                                if ( dynamic_cast< TypedefDecl * >( declStmt->decl ) ) {
     443                                        return true;
     444                                } // if
     445                        } // if
     446                        return false;
     447                }, true);
     448        }
    401449
    402450        void EnumAndPointerDecay::previsit( EnumDecl *enumDecl ) {
Note: See TracChangeset for help on using the changeset viewer.