Changeset ac9ca96 for src/ResolvExpr/AlternativeFinder.cc

Timestamp:

Oct 13, 2016, 11:19:23 AM (8 years ago)

Author:

Rob Schluntz <rschlunt@…>

Branches:

ADT, aaron-thesis, arm-eh, ast-experimental, cleanup-dtors, deferred_resn, demangler, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, new-env, no_list, persistent-indexer, pthread-emulation, qualifiedEnum, resolv-new, with_gc

Children:

7756647

Parents:

65660bd

Message:

consider tuples managed if a tuple constructor is declared, combine environments in tuple assignment

File:

• src/ResolvExpr/AlternativeFinder.cc (modified) (2 diffs)

src/ResolvExpr/AlternativeFinder.cc

@@ -138 +138 @@
                 }
 
-                template< typename InputIterator >
-                void simpleCombineEnvironments( InputIterator begin, InputIterator end, TypeEnvironment &result ) {
-                        while ( begin != end ) {
-                                result.simpleCombine( (*begin++).env );
-                        }
-                }
-
                 void renameTypes( Expression *expr ) {
                         expr->get_result()->accept( global_renamer );
@@ -216 +209 @@
         template< typename StructOrUnionType >
         void AlternativeFinder::addAggMembers( StructOrUnionType *aggInst, Expression *expr, const Cost &newCost, const TypeEnvironment & env, Expression * member ) {
-
-                // // member must be either a tuple expression or a name expr
-                // if ( NameExpr * nameExpr = dynamic_cast< NameExpr * >( memberExpr->get_member() ) ) {
-                //  addAggMembers( structInst, agg->expr, agg->cost, nameExpr->get_name() );
-                // } else {
-                //  TupleExpr * tupleExpr = safe_dynamic_cast< TupleExpr * >( memberExpr->get_member() );
-                //  // xxx - ...
-                //  assert( false );
-                // }
-                // if ( TupleExpr * tupleExpr = dynamic_cast< TupleExpr * >( memberExpr->get_member() ) ) {
-
-                // }
-                NameExpr * nameExpr = safe_dynamic_cast< NameExpr * >( member );
-                const std::string & name = nameExpr->get_name();
-                std::list< Declaration* > members;
-                aggInst->lookup( name, members );
-                for ( std::list< Declaration* >::const_iterator i = members.begin(); i != members.end(); ++i ) {
-                        if ( DeclarationWithType *dwt = dynamic_cast< DeclarationWithType* >( *i ) ) {
-                                alternatives.push_back( Alternative( new MemberExpr( dwt, expr->clone() ), env, newCost ) );
-                                renameTypes( alternatives.back().expr );
-                        } else {
-                                assert( false );
-                        }
+                // member must be either a tuple expression or a name expr
+                if ( NameExpr * nameExpr = dynamic_cast< NameExpr * >( member ) ) {
+                        const std::string & name = nameExpr->get_name();
+                        std::list< Declaration* > members;
+                        aggInst->lookup( name, members );
+                        for ( std::list< Declaration* >::const_iterator i = members.begin(); i != members.end(); ++i ) {
+                                if ( DeclarationWithType *dwt = dynamic_cast< DeclarationWithType* >( *i ) ) {
+                                        alternatives.push_back( Alternative( new MemberExpr( dwt, expr->clone() ), env, newCost ) );
+                                        renameTypes( alternatives.back().expr );
+                                } else {
+                                        assert( false );
+                                }
+                        }
+                } else if ( TupleExpr * tupleExpr = dynamic_cast< TupleExpr * >( member ) ) {
+                        assert( false );
+                } else {
+                        // xxx - temporary
+                        std::cerr << member << std::endl;
+                        assertf( false, "reached unexpected case of addAggMembers" );
                 }
         }