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source: src/SymTab/Indexer.cc@ acd7c5dd

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Last change on this file since acd7c5dd was 30f9072, checked in by Thierry Delisle <tdelisle@…>, 8 years ago
More cleanup on the headers
Property mode set to `100644`
File size: 35.4 KB

Rev	Line
[0dd3a2f]	1	//
	2	// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
	3	//
	4	// The contents of this file are covered under the licence agreement in the
	5	// file "LICENCE" distributed with Cforall.
	6	//
[743fbda]	7	// Indexer.cc --
[0dd3a2f]	8	//
	9	// Author : Richard C. Bilson
	10	// Created On : Sun May 17 21:37:33 2015
[4e06c1e]	11	// Last Modified By : Peter A. Buhr
[fbcde64]	12	// Last Modified On : Thu Mar 30 16:38:47 2017
	13	// Update Count : 19
[0dd3a2f]	14	//
	15
[e8032b0]	16	#include "Indexer.h"
	17
[30f9072]	18	#include <cassert> // for assert, safe_dynamic_cast
	19	#include <iostream> // for operator<<, basic_ostream, ostream
	20	#include <string> // for string, operator<<, operator!=
	21	#include <unordered_map> // for operator!=, unordered_map<>::const...
	22	#include <unordered_set> // for unordered_set
	23	#include <utility> // for pair, make_pair, move
	24
	25	#include "Common/SemanticError.h" // for SemanticError
	26	#include "Common/utility.h" // for cloneAll
	27	#include "InitTweak/InitTweak.h" // for isConstructor, isCopyFunction, isC...
	28	#include "Mangler.h" // for Mangler
	29	#include "Parser/LinkageSpec.h" // for isMangled, isOverridable, Spec
	30	#include "ResolvExpr/typeops.h" // for typesCompatible
	31	#include "SynTree/Constant.h" // for Constant
	32	#include "SynTree/Declaration.h" // for DeclarationWithType, FunctionDecl
	33	#include "SynTree/Expression.h" // for Expression, ImplicitCopyCtorExpr
	34	#include "SynTree/Initializer.h" // for Initializer
	35	#include "SynTree/Statement.h" // for CompoundStmt, Statement, ForStmt (...
	36	#include "SynTree/Type.h" // for Type, StructInstType, UnionInstType
[1ba88a0]	37
[17cd4eb]	38	#define debugPrint(x) if ( doDebug ) { std::cout << x; }
[51b73452]	39
	40	namespace SymTab {
[d5556a3]	41	struct NewScope {
	42	NewScope( SymTab::Indexer & indexer ) : indexer( indexer ) { indexer.enterScope(); }
	43	~NewScope() { indexer.leaveScope(); }
	44	SymTab::Indexer & indexer;
	45	};
	46
[906e24d]	47	template< typename TreeType, typename VisitorType >
	48	inline void acceptNewScope( TreeType *tree, VisitorType &visitor ) {
[ae4c85a]	49	visitor.enterScope();
[906e24d]	50	maybeAccept( tree, visitor );
[ae4c85a]	51	visitor.leaveScope();
	52	}
	53
[bed4c63e]	54	typedef std::unordered_map< std::string, DeclarationWithType* > MangleTable;
	55	typedef std::unordered_map< std::string, MangleTable > IdTable;
[52c2a72]	56	typedef std::unordered_map< std::string, NamedTypeDecl* > TypeTable;
	57	typedef std::unordered_map< std::string, StructDecl* > StructTable;
	58	typedef std::unordered_map< std::string, EnumDecl* > EnumTable;
	59	typedef std::unordered_map< std::string, UnionDecl* > UnionTable;
	60	typedef std::unordered_map< std::string, TraitDecl* > TraitTable;
	61
[bed4c63e]	62	void dump( const IdTable &table, std::ostream &os ) {
	63	for ( IdTable::const_iterator id = table.begin(); id != table.end(); ++id ) {
	64	for ( MangleTable::const_iterator mangle = id->second.begin(); mangle != id->second.end(); ++mangle ) {
	65	os << mangle->second << std::endl;
	66	}
	67	}
	68	}
[743fbda]	69
[52c2a72]	70	template< typename Decl >
	71	void dump( const std::unordered_map< std::string, Decl* > &table, std::ostream &os ) {
	72	for ( typename std::unordered_map< std::string, Decl* >::const_iterator it = table.begin(); it != table.end(); ++it ) {
	73	os << it->second << std::endl;
	74	} // for
	75	}
[743fbda]	76
[e8032b0]	77	struct Indexer::Impl {
[52c2a72]	78	Impl( unsigned long _scope ) : refCount(1), scope( _scope ), size( 0 ), base(),
[e8032b0]	79	idTable(), typeTable(), structTable(), enumTable(), unionTable(), traitTable() {}
[52c2a72]	80	Impl( unsigned long _scope, Indexer &&_base ) : refCount(1), scope( _scope ), size( 0 ), base( _base ),
[e8032b0]	81	idTable(), typeTable(), structTable(), enumTable(), unionTable(), traitTable() {}
	82	unsigned long refCount; ///< Number of references to these tables
[52c2a72]	83	unsigned long scope; ///< Scope these tables are associated with
[e8032b0]	84	unsigned long size; ///< Number of elements stored in this table
	85	const Indexer base; ///< Base indexer this extends
[743fbda]	86
[e8032b0]	87	IdTable idTable; ///< Identifier namespace
	88	TypeTable typeTable; ///< Type namespace
	89	StructTable structTable; ///< Struct namespace
	90	EnumTable enumTable; ///< Enum namespace
	91	UnionTable unionTable; ///< Union namespace
	92	TraitTable traitTable; ///< Trait namespace
	93	};
	94
	95	Indexer::Impl Indexer::newRef( Indexer::Impl toClone ) {
	96	if ( ! toClone ) return 0;
	97
	98	// shorten the search chain by skipping empty links
	99	Indexer::Impl *ret = toClone->size == 0 ? toClone->base.tables : toClone;
	100	if ( ret ) { ++ret->refCount; }
	101
	102	return ret;
	103	}
	104
	105	void Indexer::deleteRef( Indexer::Impl *toFree ) {
	106	if ( ! toFree ) return;
	107
	108	if ( --toFree->refCount == 0 ) delete toFree;
	109	}
	110
[1ba88a0]	111	void Indexer::removeSpecialOverrides( const std::string &id, std::list< DeclarationWithType * > & out ) const {
[ee1635c8]	112	// only need to perform this step for constructors, destructors, and assignment functions
	113	if ( ! InitTweak::isCtorDtorAssign( id ) ) return;
[1ba88a0]	114
	115	// helpful data structure
	116	struct ValueType {
	117	struct DeclBall {
	118	FunctionDecl * decl;
	119	bool isUserDefinedFunc; // properties for this particular decl
[235114f]	120	bool isDefaultCtor;
	121	bool isDtor;
[1ba88a0]	122	bool isCopyFunc;
	123	};
	124	// properties for this type
[ff03f5c]	125	bool existsUserDefinedFunc = false; // any user-defined function found
	126	bool existsUserDefinedCtor = false; // any user-defined constructor found
	127	bool existsUserDefinedDtor = false; // any user-defined destructor found
	128	bool existsUserDefinedCopyFunc = false; // user-defined copy ctor found
	129	bool existsUserDefinedDefaultCtor = false; // user-defined default ctor found
[1ba88a0]	130	std::list< DeclBall > decls;
	131
	132	// another FunctionDecl for the current type was found - determine
	133	// if it has special properties and update data structure accordingly
	134	ValueType & operator+=( FunctionDecl * function ) {
	135	bool isUserDefinedFunc = ! LinkageSpec::isOverridable( function->get_linkage() );
[235114f]	136	bool isDefaultCtor = InitTweak::isDefaultConstructor( function );
	137	bool isDtor = InitTweak::isDestructor( function );
[ee1635c8]	138	bool isCopyFunc = InitTweak::isCopyFunction( function, function->get_name() );
[235114f]	139	decls.push_back( DeclBall{ function, isUserDefinedFunc, isDefaultCtor, isDtor, isCopyFunc } );
[ff03f5c]	140	existsUserDefinedFunc = existsUserDefinedFunc \|\| isUserDefinedFunc;
	141	existsUserDefinedCtor = existsUserDefinedCtor \|\| (isUserDefinedFunc && InitTweak::isConstructor( function->get_name() ) );
	142	existsUserDefinedDtor = existsUserDefinedDtor \|\| (isUserDefinedFunc && isDtor);
	143	existsUserDefinedCopyFunc = existsUserDefinedCopyFunc \|\| (isUserDefinedFunc && isCopyFunc);
	144	existsUserDefinedDefaultCtor = existsUserDefinedDefaultCtor \|\| (isUserDefinedFunc && isDefaultCtor);
[1ba88a0]	145	return *this;
	146	}
	147	}; // ValueType
	148
	149	std::list< DeclarationWithType * > copy;
	150	copy.splice( copy.end(), out );
	151
	152	// organize discovered declarations by type
	153	std::unordered_map< std::string, ValueType > funcMap;
	154	for ( DeclarationWithType * decl : copy ) {
	155	if ( FunctionDecl * function = dynamic_cast< FunctionDecl * >( decl ) ) {
[8c49c0e]	156	std::list< DeclarationWithType * > & params = function->get_functionType()->get_parameters();
[1ba88a0]	157	assert( ! params.empty() );
[24670d2]	158	// use base type of pointer, so that qualifiers on the pointer type aren't considered.
	159	Type * base = safe_dynamic_cast< PointerType * >( params.front()->get_type() )->get_base();
	160	funcMap[ Mangler::mangle( base ) ] += function;
[1ba88a0]	161	} else {
	162	out.push_back( decl );
	163	}
	164	}
	165
[ff03f5c]	166	// if a type contains user defined ctor/dtor/assign, then special rules trigger, which determine
	167	// the set of ctor/dtor/assign that are seen by the requester. In particular, if the user defines
[1ba88a0]	168	// a default ctor, then the generated default ctor should never be seen, likewise for copy ctor
	169	// and dtor. If the user defines any ctor/dtor, then no generated field ctors should be seen.
[ff03f5c]	170	// If the user defines any ctor then the generated default ctor should not be seen (intrinsic default
	171	// ctor must be overridden exactly).
[1ba88a0]	172	for ( std::pair< const std::string, ValueType > & pair : funcMap ) {
	173	ValueType & val = pair.second;
	174	for ( ValueType::DeclBall ball : val.decls ) {
[ff03f5c]	175	bool noUserDefinedFunc = ! val.existsUserDefinedFunc;
	176	bool isUserDefinedFunc = ball.isUserDefinedFunc;
	177	bool isAcceptableDefaultCtor = (! val.existsUserDefinedCtor \|\| (! val.existsUserDefinedDefaultCtor && ball.decl->get_linkage() == LinkageSpec::Intrinsic)) && ball.isDefaultCtor; // allow default constructors only when no user-defined constructors exist, except in the case of intrinsics, which require exact overrides
	178	bool isAcceptableCopyFunc = ! val.existsUserDefinedCopyFunc && ball.isCopyFunc; // handles copy ctor and assignment operator
	179	bool isAcceptableDtor = ! val.existsUserDefinedDtor && ball.isDtor;
	180	if ( noUserDefinedFunc \|\| isUserDefinedFunc \|\| isAcceptableDefaultCtor \|\| isAcceptableCopyFunc \|\| isAcceptableDtor ) {
[1ba88a0]	181	// decl conforms to the rules described above, so it should be seen by the requester
	182	out.push_back( ball.decl );
	183	}
	184	}
	185	}
	186	}
	187
[e8032b0]	188	void Indexer::makeWritable() {
	189	if ( ! tables ) {
[52c2a72]	190	// create indexer if not yet set
	191	tables = new Indexer::Impl( scope );
	192	} else if ( tables->refCount > 1 \|\| tables->scope != scope ) {
	193	// make this indexer the base of a fresh indexer at the current scope
	194	tables = new Indexer::Impl( scope, std::move( *this ) );
[e8032b0]	195	}
	196	}
	197
[52c2a72]	198	Indexer::Indexer( bool _doDebug ) : tables( 0 ), scope( 0 ), doDebug( _doDebug ) {}
[e8032b0]	199
[52c2a72]	200	Indexer::Indexer( const Indexer &that ) : tables( newRef( that.tables ) ), scope( that.scope ), doDebug( that.doDebug ) {}
[e8032b0]	201
[52c2a72]	202	Indexer::Indexer( Indexer &&that ) : tables( that.tables ), scope( that.scope ), doDebug( that.doDebug ) {
[e8032b0]	203	that.tables = 0;
	204	}
	205
	206	Indexer::~Indexer() {
	207	deleteRef( tables );
	208	}
	209
	210	Indexer& Indexer::operator= ( const Indexer &that ) {
	211	deleteRef( tables );
	212
	213	tables = newRef( that.tables );
[52c2a72]	214	scope = that.scope;
[e8032b0]	215	doDebug = that.doDebug;
	216
	217	return *this;
	218	}
	219
	220	Indexer& Indexer::operator= ( Indexer &&that ) {
	221	deleteRef( tables );
	222
	223	tables = that.tables;
[52c2a72]	224	scope = that.scope;
[e8032b0]	225	doDebug = that.doDebug;
[17cd4eb]	226
[e8032b0]	227	that.tables = 0;
	228
	229	return *this;
	230	}
[17cd4eb]	231
[a08ba92]	232	void Indexer::visit( ObjectDecl *objectDecl ) {
[ae4c85a]	233	enterScope();
[0dd3a2f]	234	maybeAccept( objectDecl->get_type(), *this );
[ae4c85a]	235	leaveScope();
[0dd3a2f]	236	maybeAccept( objectDecl->get_init(), *this );
	237	maybeAccept( objectDecl->get_bitfieldWidth(), *this );
	238	if ( objectDecl->get_name() != "" ) {
	239	debugPrint( "Adding object " << objectDecl->get_name() << std::endl );
[e8032b0]	240	addId( objectDecl );
[0dd3a2f]	241	} // if
[a08ba92]	242	}
[17cd4eb]	243
[a08ba92]	244	void Indexer::visit( FunctionDecl *functionDecl ) {
[0dd3a2f]	245	if ( functionDecl->get_name() == "" ) return;
	246	debugPrint( "Adding function " << functionDecl->get_name() << std::endl );
[e8032b0]	247	addId( functionDecl );
[0dd3a2f]	248	enterScope();
	249	maybeAccept( functionDecl->get_functionType(), *this );
	250	maybeAccept( functionDecl->get_statements(), *this );
	251	leaveScope();
[a08ba92]	252	}
[51b73452]	253
[44b5ca0]	254
	255	// A NOTE ON THE ORDER OF TRAVERSAL
	256	//
	257	// Types and typedefs have their base types visited before they are added to the type table. This is ok, since there is
	258	// no such thing as a recursive type or typedef.
	259	//
	260	// typedef struct { T *x; } T; // never allowed
	261	//
	262	// for structs/unions, it is possible to have recursion, so the decl should be added as if it's incomplete to begin, the
	263	// members are traversed, and then the complete type should be added (assuming the type is completed by this particular
	264	// declaration).
	265	//
	266	// struct T { struct T *x; }; // allowed
	267	//
	268	// It is important to add the complete type to the symbol table after the members/base has been traversed, since that
	269	// traversal may modify the definition of the type and these modifications should be visible when the symbol table is
	270	// queried later in this pass.
	271	//
	272	// TODO: figure out whether recursive contexts are sensible/possible/reasonable.
	273
[51b73452]	274
[a08ba92]	275	void Indexer::visit( TypeDecl *typeDecl ) {
[0dd3a2f]	276	// see A NOTE ON THE ORDER OF TRAVERSAL, above
[44b5ca0]	277	// note that assertions come after the type is added to the symtab, since they are not part of the type proper
	278	// and may depend on the type itself
[0dd3a2f]	279	enterScope();
	280	acceptAll( typeDecl->get_parameters(), *this );
	281	maybeAccept( typeDecl->get_base(), *this );
	282	leaveScope();
	283	debugPrint( "Adding type " << typeDecl->get_name() << std::endl );
[e8032b0]	284	addType( typeDecl );
[0dd3a2f]	285	acceptAll( typeDecl->get_assertions(), *this );
[67cf18c]	286	acceptNewScope( typeDecl->get_init(), *this );
[a08ba92]	287	}
[17cd4eb]	288
[a08ba92]	289	void Indexer::visit( TypedefDecl *typeDecl ) {
[0dd3a2f]	290	enterScope();
	291	acceptAll( typeDecl->get_parameters(), *this );
	292	maybeAccept( typeDecl->get_base(), *this );
	293	leaveScope();
	294	debugPrint( "Adding typedef " << typeDecl->get_name() << std::endl );
[e8032b0]	295	addType( typeDecl );
[a08ba92]	296	}
[17cd4eb]	297
[a08ba92]	298	void Indexer::visit( StructDecl *aggregateDecl ) {
[0dd3a2f]	299	// make up a forward declaration and add it before processing the members
[743fbda]	300	// needs to be on the heap because addStruct saves the pointer
	301	StructDecl &fwdDecl = *new StructDecl( aggregateDecl->get_name() );
[0dd3a2f]	302	cloneAll( aggregateDecl->get_parameters(), fwdDecl.get_parameters() );
	303	debugPrint( "Adding fwd decl for struct " << fwdDecl.get_name() << std::endl );
[e8032b0]	304	addStruct( &fwdDecl );
[743fbda]	305
[0dd3a2f]	306	enterScope();
	307	acceptAll( aggregateDecl->get_parameters(), *this );
	308	acceptAll( aggregateDecl->get_members(), *this );
	309	leaveScope();
[743fbda]	310
[0dd3a2f]	311	debugPrint( "Adding struct " << aggregateDecl->get_name() << std::endl );
	312	// this addition replaces the forward declaration
[e8032b0]	313	addStruct( aggregateDecl );
[a08ba92]	314	}
[17cd4eb]	315
[a08ba92]	316	void Indexer::visit( UnionDecl *aggregateDecl ) {
[0dd3a2f]	317	// make up a forward declaration and add it before processing the members
	318	UnionDecl fwdDecl( aggregateDecl->get_name() );
	319	cloneAll( aggregateDecl->get_parameters(), fwdDecl.get_parameters() );
	320	debugPrint( "Adding fwd decl for union " << fwdDecl.get_name() << std::endl );
[e8032b0]	321	addUnion( &fwdDecl );
[743fbda]	322
[0dd3a2f]	323	enterScope();
	324	acceptAll( aggregateDecl->get_parameters(), *this );
	325	acceptAll( aggregateDecl->get_members(), *this );
	326	leaveScope();
[743fbda]	327
[0dd3a2f]	328	debugPrint( "Adding union " << aggregateDecl->get_name() << std::endl );
[e8032b0]	329	addUnion( aggregateDecl );
[a08ba92]	330	}
[17cd4eb]	331
[a08ba92]	332	void Indexer::visit( EnumDecl *aggregateDecl ) {
[0dd3a2f]	333	debugPrint( "Adding enum " << aggregateDecl->get_name() << std::endl );
[e8032b0]	334	addEnum( aggregateDecl );
[0dd3a2f]	335	// unlike structs, contexts, and unions, enums inject their members into the global scope
	336	acceptAll( aggregateDecl->get_members(), *this );
[a08ba92]	337	}
[17cd4eb]	338
[4040425]	339	void Indexer::visit( TraitDecl *aggregateDecl ) {
[0dd3a2f]	340	enterScope();
	341	acceptAll( aggregateDecl->get_parameters(), *this );
	342	acceptAll( aggregateDecl->get_members(), *this );
	343	leaveScope();
[743fbda]	344
[0dd3a2f]	345	debugPrint( "Adding context " << aggregateDecl->get_name() << std::endl );
[e8032b0]	346	addTrait( aggregateDecl );
[a08ba92]	347	}
[17cd4eb]	348
[a08ba92]	349	void Indexer::visit( CompoundStmt *compoundStmt ) {
[0dd3a2f]	350	enterScope();
	351	acceptAll( compoundStmt->get_kids(), *this );
	352	leaveScope();
[a08ba92]	353	}
[17cd4eb]	354
[ae4c85a]	355
	356	void Indexer::visit( ApplicationExpr *applicationExpr ) {
[906e24d]	357	acceptNewScope( applicationExpr->get_result(), *this );
[ae4c85a]	358	maybeAccept( applicationExpr->get_function(), *this );
	359	acceptAll( applicationExpr->get_args(), *this );
	360	}
	361
	362	void Indexer::visit( UntypedExpr *untypedExpr ) {
[906e24d]	363	acceptNewScope( untypedExpr->get_result(), *this );
[ae4c85a]	364	acceptAll( untypedExpr->get_args(), *this );
	365	}
	366
	367	void Indexer::visit( NameExpr *nameExpr ) {
[906e24d]	368	acceptNewScope( nameExpr->get_result(), *this );
[ae4c85a]	369	}
	370
	371	void Indexer::visit( AddressExpr *addressExpr ) {
[906e24d]	372	acceptNewScope( addressExpr->get_result(), *this );
[ae4c85a]	373	maybeAccept( addressExpr->get_arg(), *this );
	374	}
	375
	376	void Indexer::visit( LabelAddressExpr *labAddressExpr ) {
[906e24d]	377	acceptNewScope( labAddressExpr->get_result(), *this );
[ae4c85a]	378	maybeAccept( labAddressExpr->get_arg(), *this );
	379	}
	380
	381	void Indexer::visit( CastExpr *castExpr ) {
[906e24d]	382	acceptNewScope( castExpr->get_result(), *this );
[ae4c85a]	383	maybeAccept( castExpr->get_arg(), *this );
	384	}
	385
	386	void Indexer::visit( UntypedMemberExpr *memberExpr ) {
[906e24d]	387	acceptNewScope( memberExpr->get_result(), *this );
[ae4c85a]	388	maybeAccept( memberExpr->get_aggregate(), *this );
	389	}
	390
	391	void Indexer::visit( MemberExpr *memberExpr ) {
[906e24d]	392	acceptNewScope( memberExpr->get_result(), *this );
[ae4c85a]	393	maybeAccept( memberExpr->get_aggregate(), *this );
	394	}
	395
	396	void Indexer::visit( VariableExpr *variableExpr ) {
[906e24d]	397	acceptNewScope( variableExpr->get_result(), *this );
[ae4c85a]	398	}
	399
	400	void Indexer::visit( ConstantExpr *constantExpr ) {
[906e24d]	401	acceptNewScope( constantExpr->get_result(), *this );
[ae4c85a]	402	maybeAccept( constantExpr->get_constant(), *this );
	403	}
	404
	405	void Indexer::visit( SizeofExpr *sizeofExpr ) {
[906e24d]	406	acceptNewScope( sizeofExpr->get_result(), *this );
[ae4c85a]	407	if ( sizeofExpr->get_isType() ) {
	408	maybeAccept( sizeofExpr->get_type(), *this );
	409	} else {
	410	maybeAccept( sizeofExpr->get_expr(), *this );
	411	}
	412	}
	413
[47534159]	414	void Indexer::visit( AlignofExpr *alignofExpr ) {
[906e24d]	415	acceptNewScope( alignofExpr->get_result(), *this );
[47534159]	416	if ( alignofExpr->get_isType() ) {
	417	maybeAccept( alignofExpr->get_type(), *this );
	418	} else {
	419	maybeAccept( alignofExpr->get_expr(), *this );
	420	}
	421	}
	422
[2a4b088]	423	void Indexer::visit( UntypedOffsetofExpr *offsetofExpr ) {
[906e24d]	424	acceptNewScope( offsetofExpr->get_result(), *this );
[2a4b088]	425	maybeAccept( offsetofExpr->get_type(), *this );
	426	}
	427
[25a054f]	428	void Indexer::visit( OffsetofExpr *offsetofExpr ) {
[906e24d]	429	acceptNewScope( offsetofExpr->get_result(), *this );
[25a054f]	430	maybeAccept( offsetofExpr->get_type(), *this );
	431	maybeAccept( offsetofExpr->get_member(), *this );
	432	}
	433
[afc1045]	434	void Indexer::visit( OffsetPackExpr *offsetPackExpr ) {
[906e24d]	435	acceptNewScope( offsetPackExpr->get_result(), *this );
[afc1045]	436	maybeAccept( offsetPackExpr->get_type(), *this );
	437	}
	438
[ae4c85a]	439	void Indexer::visit( AttrExpr *attrExpr ) {
[906e24d]	440	acceptNewScope( attrExpr->get_result(), *this );
[ae4c85a]	441	if ( attrExpr->get_isType() ) {
	442	maybeAccept( attrExpr->get_type(), *this );
	443	} else {
	444	maybeAccept( attrExpr->get_expr(), *this );
	445	}
	446	}
	447
	448	void Indexer::visit( LogicalExpr *logicalExpr ) {
[906e24d]	449	acceptNewScope( logicalExpr->get_result(), *this );
[ae4c85a]	450	maybeAccept( logicalExpr->get_arg1(), *this );
	451	maybeAccept( logicalExpr->get_arg2(), *this );
	452	}
	453
	454	void Indexer::visit( ConditionalExpr *conditionalExpr ) {
[906e24d]	455	acceptNewScope( conditionalExpr->get_result(), *this );
[ae4c85a]	456	maybeAccept( conditionalExpr->get_arg1(), *this );
	457	maybeAccept( conditionalExpr->get_arg2(), *this );
	458	maybeAccept( conditionalExpr->get_arg3(), *this );
	459	}
	460
	461	void Indexer::visit( CommaExpr *commaExpr ) {
[906e24d]	462	acceptNewScope( commaExpr->get_result(), *this );
[ae4c85a]	463	maybeAccept( commaExpr->get_arg1(), *this );
	464	maybeAccept( commaExpr->get_arg2(), *this );
	465	}
	466
	467	void Indexer::visit( TypeExpr *typeExpr ) {
[906e24d]	468	acceptNewScope( typeExpr->get_result(), *this );
[ae4c85a]	469	maybeAccept( typeExpr->get_type(), *this );
	470	}
	471
	472	void Indexer::visit( AsmExpr *asmExpr ) {
	473	maybeAccept( asmExpr->get_inout(), *this );
	474	maybeAccept( asmExpr->get_constraint(), *this );
	475	maybeAccept( asmExpr->get_operand(), *this );
	476	}
	477
[907eccb]	478	void Indexer::visit( ImplicitCopyCtorExpr *impCpCtorExpr ) {
	479	acceptNewScope( impCpCtorExpr->get_result(), *this );
	480	maybeAccept( impCpCtorExpr->get_callExpr(), *this );
	481	acceptAll( impCpCtorExpr->get_tempDecls(), *this );
	482	acceptAll( impCpCtorExpr->get_returnDecls(), *this );
	483	acceptAll( impCpCtorExpr->get_dtors(), *this );
	484	}
	485
	486	void Indexer::visit( ConstructorExpr * ctorExpr ) {
	487	acceptNewScope( ctorExpr->get_result(), *this );
	488	maybeAccept( ctorExpr->get_callExpr(), *this );
	489	}
	490
	491	void Indexer::visit( CompoundLiteralExpr *compLitExpr ) {
	492	acceptNewScope( compLitExpr->get_result(), *this );
	493	maybeAccept( compLitExpr->get_initializer(), *this );
	494	}
	495
	496	void Indexer::visit( RangeExpr *rangeExpr ) {
	497	maybeAccept( rangeExpr->get_low(), *this );
	498	maybeAccept( rangeExpr->get_high(), *this );
	499	}
	500
	501	void Indexer::visit( UntypedTupleExpr *tupleExpr ) {
	502	acceptNewScope( tupleExpr->get_result(), *this );
	503	acceptAll( tupleExpr->get_exprs(), *this );
	504	}
	505
	506	void Indexer::visit( TupleExpr *tupleExpr ) {
	507	acceptNewScope( tupleExpr->get_result(), *this );
	508	acceptAll( tupleExpr->get_exprs(), *this );
	509	}
	510
	511	void Indexer::visit( TupleIndexExpr *tupleExpr ) {
	512	acceptNewScope( tupleExpr->get_result(), *this );
	513	maybeAccept( tupleExpr->get_tuple(), *this );
	514	}
	515
	516	void Indexer::visit( TupleAssignExpr *tupleExpr ) {
	517	acceptNewScope( tupleExpr->get_result(), *this );
	518	maybeAccept( tupleExpr->get_stmtExpr(), *this );
	519	}
	520
	521	void Indexer::visit( StmtExpr *stmtExpr ) {
	522	acceptNewScope( stmtExpr->get_result(), *this );
	523	maybeAccept( stmtExpr->get_statements(), *this );
	524	acceptAll( stmtExpr->get_returnDecls(), *this );
	525	acceptAll( stmtExpr->get_dtors(), *this );
	526	}
	527
	528	void Indexer::visit( UniqueExpr *uniqueExpr ) {
	529	acceptNewScope( uniqueExpr->get_result(), *this );
	530	maybeAccept( uniqueExpr->get_expr(), *this );
	531	}
	532
[ae4c85a]	533
[4040425]	534	void Indexer::visit( TraitInstType *contextInst ) {
[0dd3a2f]	535	acceptAll( contextInst->get_parameters(), *this );
	536	acceptAll( contextInst->get_members(), *this );
[a08ba92]	537	}
[17cd4eb]	538
[a08ba92]	539	void Indexer::visit( StructInstType *structInst ) {
[e8032b0]	540	if ( ! lookupStruct( structInst->get_name() ) ) {
[0dd3a2f]	541	debugPrint( "Adding struct " << structInst->get_name() << " from implicit forward declaration" << std::endl );
[e8032b0]	542	addStruct( structInst->get_name() );
[0dd3a2f]	543	}
	544	enterScope();
	545	acceptAll( structInst->get_parameters(), *this );
	546	leaveScope();
[a08ba92]	547	}
[17cd4eb]	548
[a08ba92]	549	void Indexer::visit( UnionInstType *unionInst ) {
[e8032b0]	550	if ( ! lookupUnion( unionInst->get_name() ) ) {
[0dd3a2f]	551	debugPrint( "Adding union " << unionInst->get_name() << " from implicit forward declaration" << std::endl );
[e8032b0]	552	addUnion( unionInst->get_name() );
[0dd3a2f]	553	}
	554	enterScope();
	555	acceptAll( unionInst->get_parameters(), *this );
	556	leaveScope();
[a08ba92]	557	}
[17cd4eb]	558
[a08ba92]	559	void Indexer::visit( ForStmt *forStmt ) {
	560	// for statements introduce a level of scope
	561	enterScope();
	562	Visitor::visit( forStmt );
	563	leaveScope();
	564	}
[d4778a6]	565
[743fbda]	566
[d4778a6]	567
[bed4c63e]	568	void Indexer::lookupId( const std::string &id, std::list< DeclarationWithType* > &out ) const {
[5447e09]	569	std::unordered_set< std::string > foundMangleNames;
[743fbda]	570
[5447e09]	571	Indexer::Impl *searchTables = tables;
	572	while ( searchTables ) {
	573
	574	IdTable::const_iterator decls = searchTables->idTable.find( id );
	575	if ( decls != searchTables->idTable.end() ) {
	576	const MangleTable &mangleTable = decls->second;
	577	for ( MangleTable::const_iterator decl = mangleTable.begin(); decl != mangleTable.end(); ++decl ) {
	578	// mark the mangled name as found, skipping this insertion if a declaration for that name has already been found
	579	if ( foundMangleNames.insert( decl->first ).second == false ) continue;
[743fbda]	580
[5447e09]	581	out.push_back( decl->second );
	582	}
[bed4c63e]	583	}
[743fbda]	584
[5447e09]	585	// get declarations from base indexers
	586	searchTables = searchTables->base.tables;
[bed4c63e]	587	}
[1ba88a0]	588
	589	// some special functions, e.g. constructors and destructors
	590	// remove autogenerated functions when they are defined so that
	591	// they can never be matched
	592	removeSpecialOverrides( id, out );
[a08ba92]	593	}
[bdd516a]	594
[a08ba92]	595	NamedTypeDecl *Indexer::lookupType( const std::string &id ) const {
[e8032b0]	596	if ( ! tables ) return 0;
	597
[52c2a72]	598	TypeTable::const_iterator ret = tables->typeTable.find( id );
	599	return ret != tables->typeTable.end() ? ret->second : tables->base.lookupType( id );
[a08ba92]	600	}
[17cd4eb]	601
[a08ba92]	602	StructDecl *Indexer::lookupStruct( const std::string &id ) const {
[e8032b0]	603	if ( ! tables ) return 0;
	604
[52c2a72]	605	StructTable::const_iterator ret = tables->structTable.find( id );
	606	return ret != tables->structTable.end() ? ret->second : tables->base.lookupStruct( id );
[a08ba92]	607	}
[17cd4eb]	608
[a08ba92]	609	EnumDecl *Indexer::lookupEnum( const std::string &id ) const {
[e8032b0]	610	if ( ! tables ) return 0;
	611
[52c2a72]	612	EnumTable::const_iterator ret = tables->enumTable.find( id );
	613	return ret != tables->enumTable.end() ? ret->second : tables->base.lookupEnum( id );
[a08ba92]	614	}
[17cd4eb]	615
[a08ba92]	616	UnionDecl *Indexer::lookupUnion( const std::string &id ) const {
[e8032b0]	617	if ( ! tables ) return 0;
	618
[52c2a72]	619	UnionTable::const_iterator ret = tables->unionTable.find( id );
	620	return ret != tables->unionTable.end() ? ret->second : tables->base.lookupUnion( id );
[e8032b0]	621	}
	622
	623	TraitDecl *Indexer::lookupTrait( const std::string &id ) const {
	624	if ( ! tables ) return 0;
	625
[52c2a72]	626	TraitTable::const_iterator ret = tables->traitTable.find( id );
	627	return ret != tables->traitTable.end() ? ret->second : tables->base.lookupTrait( id );
	628	}
	629
[bed4c63e]	630	DeclarationWithType *Indexer::lookupIdAtScope( const std::string &id, const std::string &mangleName, unsigned long scope ) const {
	631	if ( ! tables ) return 0;
	632	if ( tables->scope < scope ) return 0;
	633
	634	IdTable::const_iterator decls = tables->idTable.find( id );
	635	if ( decls != tables->idTable.end() ) {
	636	const MangleTable &mangleTable = decls->second;
	637	MangleTable::const_iterator decl = mangleTable.find( mangleName );
	638	if ( decl != mangleTable.end() ) return decl->second;
	639	}
	640
	641	return tables->base.lookupIdAtScope( id, mangleName, scope );
	642	}
	643
[09d1ad0]	644	bool Indexer::hasIncompatibleCDecl( const std::string &id, const std::string &mangleName, unsigned long scope ) const {
[bed4c63e]	645	if ( ! tables ) return false;
[09d1ad0]	646	if ( tables->scope < scope ) return false;
[bed4c63e]	647
	648	IdTable::const_iterator decls = tables->idTable.find( id );
	649	if ( decls != tables->idTable.end() ) {
	650	const MangleTable &mangleTable = decls->second;
	651	for ( MangleTable::const_iterator decl = mangleTable.begin(); decl != mangleTable.end(); ++decl ) {
[4e06c1e]	652	// check for C decls with the same name, skipping those with a compatible type (by mangleName)
[307a732]	653	if ( ! LinkageSpec::isMangled( decl->second->get_linkage() ) && decl->first != mangleName ) return true;
[bed4c63e]	654	}
	655	}
	656
[09d1ad0]	657	return tables->base.hasIncompatibleCDecl( id, mangleName, scope );
[bed4c63e]	658	}
[743fbda]	659
[8884112]	660	bool Indexer::hasCompatibleCDecl( const std::string &id, const std::string &mangleName, unsigned long scope ) const {
	661	if ( ! tables ) return false;
	662	if ( tables->scope < scope ) return false;
	663
	664	IdTable::const_iterator decls = tables->idTable.find( id );
	665	if ( decls != tables->idTable.end() ) {
	666	const MangleTable &mangleTable = decls->second;
	667	for ( MangleTable::const_iterator decl = mangleTable.begin(); decl != mangleTable.end(); ++decl ) {
	668	// check for C decls with the same name, skipping
	669	// those with an incompatible type (by mangleName)
[307a732]	670	if ( ! LinkageSpec::isMangled( decl->second->get_linkage() ) && decl->first == mangleName ) return true;
[8884112]	671	}
	672	}
	673
	674	return tables->base.hasCompatibleCDecl( id, mangleName, scope );
	675	}
	676
[52c2a72]	677	NamedTypeDecl *Indexer::lookupTypeAtScope( const std::string &id, unsigned long scope ) const {
	678	if ( ! tables ) return 0;
	679	if ( tables->scope < scope ) return 0;
	680
	681	TypeTable::const_iterator ret = tables->typeTable.find( id );
	682	return ret != tables->typeTable.end() ? ret->second : tables->base.lookupTypeAtScope( id, scope );
	683	}
[743fbda]	684
[52c2a72]	685	StructDecl *Indexer::lookupStructAtScope( const std::string &id, unsigned long scope ) const {
	686	if ( ! tables ) return 0;
	687	if ( tables->scope < scope ) return 0;
	688
	689	StructTable::const_iterator ret = tables->structTable.find( id );
	690	return ret != tables->structTable.end() ? ret->second : tables->base.lookupStructAtScope( id, scope );
	691	}
[743fbda]	692
[52c2a72]	693	EnumDecl *Indexer::lookupEnumAtScope( const std::string &id, unsigned long scope ) const {
	694	if ( ! tables ) return 0;
	695	if ( tables->scope < scope ) return 0;
	696
	697	EnumTable::const_iterator ret = tables->enumTable.find( id );
	698	return ret != tables->enumTable.end() ? ret->second : tables->base.lookupEnumAtScope( id, scope );
	699	}
[743fbda]	700
[52c2a72]	701	UnionDecl *Indexer::lookupUnionAtScope( const std::string &id, unsigned long scope ) const {
	702	if ( ! tables ) return 0;
	703	if ( tables->scope < scope ) return 0;
	704
	705	UnionTable::const_iterator ret = tables->unionTable.find( id );
	706	return ret != tables->unionTable.end() ? ret->second : tables->base.lookupUnionAtScope( id, scope );
	707	}
[743fbda]	708
[52c2a72]	709	TraitDecl *Indexer::lookupTraitAtScope( const std::string &id, unsigned long scope ) const {
	710	if ( ! tables ) return 0;
	711	if ( tables->scope < scope ) return 0;
	712
	713	TraitTable::const_iterator ret = tables->traitTable.find( id );
	714	return ret != tables->traitTable.end() ? ret->second : tables->base.lookupTraitAtScope( id, scope );
[a08ba92]	715	}
[17cd4eb]	716
[bed4c63e]	717	bool addedIdConflicts( DeclarationWithType existing, DeclarationWithType added ) {
	718	// if we're giving the same name mangling to things of different types then there is something wrong
	719	assert( (dynamic_cast<ObjectDecl>( added ) && dynamic_cast<ObjectDecl>( existing ) )
	720	\|\| (dynamic_cast<FunctionDecl>( added ) && dynamic_cast<FunctionDecl>( existing ) ) );
	721
	722	if ( LinkageSpec::isOverridable( existing->get_linkage() ) ) {
	723	// new definition shadows the autogenerated one, even at the same scope
	724	return false;
[307a732]	725	} else if ( LinkageSpec::isMangled( added->get_linkage() ) \|\| ResolvExpr::typesCompatible( added->get_type(), existing->get_type(), Indexer() ) ) {
[bed4c63e]	726	// typesCompatible doesn't really do the right thing here. When checking compatibility of function types,
	727	// we should ignore outermost pointer qualifiers, except _Atomic?
	728	FunctionDecl newentry = dynamic_cast< FunctionDecl >( added );
	729	FunctionDecl oldentry = dynamic_cast< FunctionDecl >( existing );
	730	if ( newentry && oldentry ) {
	731	if ( newentry->get_statements() && oldentry->get_statements() ) {
	732	throw SemanticError( "duplicate function definition for ", added );
	733	} // if
	734	} else {
	735	// two objects with the same mangled name defined in the same scope.
	736	// both objects must be marked extern or both must be intrinsic for this to be okay
	737	// xxx - perhaps it's actually if either is intrinsic then this is okay?
	738	// might also need to be same storage class?
	739	ObjectDecl newobj = dynamic_cast< ObjectDecl >( added );
	740	ObjectDecl oldobj = dynamic_cast< ObjectDecl >( existing );
[08d5507b]	741	if ( ! newobj->get_storageClasses().is_extern && ! oldobj->get_storageClasses().is_extern ) {
[bed4c63e]	742	throw SemanticError( "duplicate object definition for ", added );
	743	} // if
	744	} // if
	745	} else {
	746	throw SemanticError( "duplicate definition for ", added );
	747	} // if
	748
	749	return true;
	750	}
[743fbda]	751
[e8032b0]	752	void Indexer::addId( DeclarationWithType *decl ) {
	753	makeWritable();
[bed4c63e]	754
	755	const std::string &name = decl->get_name();
	756	std::string mangleName;
[6a57da5]	757	if ( LinkageSpec::isOverridable( decl->get_linkage() ) ) {
[bed4c63e]	758	// mangle the name without including the appropriate suffix, so overridable routines are placed into the
	759	// same "bucket" as their user defined versions.
	760	mangleName = Mangler::mangle( decl, false );
	761	} else {
	762	mangleName = Mangler::mangle( decl );
	763	} // if
	764
[8884112]	765	// this ensures that no two declarations with the same unmangled name at the same scope both have C linkage
[307a732]	766	if ( ! LinkageSpec::isMangled( decl->get_linkage() ) ) {
[8884112]	767	// NOTE this is broken in Richard's original code in such a way that it never triggers (it
	768	// doesn't check decls that have the same manglename, and all C-linkage decls are defined to
	769	// have their name as their manglename, hence the error can never trigger).
	770	// The code here is closer to correct, but name mangling would have to be completely
	771	// isomorphic to C type-compatibility, which it may not be.
	772	if ( hasIncompatibleCDecl( name, mangleName, scope ) ) {
	773	throw SemanticError( "conflicting overload of C function ", decl );
	774	}
	775	} else {
	776	// Check that a Cforall declaration doesn't overload any C declaration
	777	if ( hasCompatibleCDecl( name, mangleName, scope ) ) {
	778	throw SemanticError( "Cforall declaration hides C function ", decl );
	779	}
[bed4c63e]	780	}
[8884112]	781
	782	// Skip repeat declarations of the same identifier
	783	DeclarationWithType *existing = lookupIdAtScope( name, mangleName, scope );
	784	if ( existing && addedIdConflicts( existing, decl ) ) return;
	785
	786	// add to indexer
	787	tables->idTable[ name ][ mangleName ] = decl;
	788	++tables->size;
[e8032b0]	789	}
[52c2a72]	790
	791	bool addedTypeConflicts( NamedTypeDecl existing, NamedTypeDecl added ) {
	792	if ( existing->get_base() == 0 ) {
	793	return false;
	794	} else if ( added->get_base() == 0 ) {
	795	return true;
	796	} else {
	797	throw SemanticError( "redeclaration of ", added );
	798	}
	799	}
[743fbda]	800
[e8032b0]	801	void Indexer::addType( NamedTypeDecl *decl ) {
	802	makeWritable();
[52c2a72]	803
	804	const std::string &id = decl->get_name();
	805	TypeTable::iterator existing = tables->typeTable.find( id );
	806	if ( existing == tables->typeTable.end() ) {
	807	NamedTypeDecl *parent = tables->base.lookupTypeAtScope( id, scope );
	808	if ( ! parent \|\| ! addedTypeConflicts( parent, decl ) ) {
	809	tables->typeTable.insert( existing, std::make_pair( id, decl ) );
	810	++tables->size;
	811	}
	812	} else {
	813	if ( ! addedTypeConflicts( existing->second, decl ) ) {
	814	existing->second = decl;
	815	}
	816	}
	817	}
	818
	819	bool addedDeclConflicts( AggregateDecl existing, AggregateDecl added ) {
	820	if ( existing->get_members().empty() ) {
	821	return false;
	822	} else if ( ! added->get_members().empty() ) {
	823	throw SemanticError( "redeclaration of ", added );
	824	} // if
	825	return true;
[e8032b0]	826	}
	827
	828	void Indexer::addStruct( const std::string &id ) {
[52c2a72]	829	addStruct( new StructDecl( id ) );
[e8032b0]	830	}
[743fbda]	831
[e8032b0]	832	void Indexer::addStruct( StructDecl *decl ) {
	833	makeWritable();
[52c2a72]	834
	835	const std::string &id = decl->get_name();
	836	StructTable::iterator existing = tables->structTable.find( id );
	837	if ( existing == tables->structTable.end() ) {
	838	StructDecl *parent = tables->base.lookupStructAtScope( id, scope );
	839	if ( ! parent \|\| ! addedDeclConflicts( parent, decl ) ) {
	840	tables->structTable.insert( existing, std::make_pair( id, decl ) );
	841	++tables->size;
	842	}
	843	} else {
	844	if ( ! addedDeclConflicts( existing->second, decl ) ) {
	845	existing->second = decl;
	846	}
	847	}
[e8032b0]	848	}
[743fbda]	849
[e8032b0]	850	void Indexer::addEnum( EnumDecl *decl ) {
	851	makeWritable();
[52c2a72]	852
	853	const std::string &id = decl->get_name();
	854	EnumTable::iterator existing = tables->enumTable.find( id );
	855	if ( existing == tables->enumTable.end() ) {
	856	EnumDecl *parent = tables->base.lookupEnumAtScope( id, scope );
	857	if ( ! parent \|\| ! addedDeclConflicts( parent, decl ) ) {
	858	tables->enumTable.insert( existing, std::make_pair( id, decl ) );
	859	++tables->size;
	860	}
	861	} else {
	862	if ( ! addedDeclConflicts( existing->second, decl ) ) {
	863	existing->second = decl;
	864	}
	865	}
[e8032b0]	866	}
	867
	868	void Indexer::addUnion( const std::string &id ) {
[52c2a72]	869	addUnion( new UnionDecl( id ) );
[e8032b0]	870	}
[743fbda]	871
[e8032b0]	872	void Indexer::addUnion( UnionDecl *decl ) {
	873	makeWritable();
[52c2a72]	874
	875	const std::string &id = decl->get_name();
	876	UnionTable::iterator existing = tables->unionTable.find( id );
	877	if ( existing == tables->unionTable.end() ) {
	878	UnionDecl *parent = tables->base.lookupUnionAtScope( id, scope );
	879	if ( ! parent \|\| ! addedDeclConflicts( parent, decl ) ) {
	880	tables->unionTable.insert( existing, std::make_pair( id, decl ) );
	881	++tables->size;
	882	}
	883	} else {
	884	if ( ! addedDeclConflicts( existing->second, decl ) ) {
	885	existing->second = decl;
	886	}
	887	}
[e8032b0]	888	}
[743fbda]	889
[e8032b0]	890	void Indexer::addTrait( TraitDecl *decl ) {
	891	makeWritable();
[52c2a72]	892
	893	const std::string &id = decl->get_name();
	894	TraitTable::iterator existing = tables->traitTable.find( id );
	895	if ( existing == tables->traitTable.end() ) {
	896	TraitDecl *parent = tables->base.lookupTraitAtScope( id, scope );
	897	if ( ! parent \|\| ! addedDeclConflicts( parent, decl ) ) {
	898	tables->traitTable.insert( existing, std::make_pair( id, decl ) );
	899	++tables->size;
	900	}
	901	} else {
	902	if ( ! addedDeclConflicts( existing->second, decl ) ) {
	903	existing->second = decl;
	904	}
	905	}
[a08ba92]	906	}
[17cd4eb]	907
[a08ba92]	908	void Indexer::enterScope() {
[52c2a72]	909	++scope;
[743fbda]	910
[0dd3a2f]	911	if ( doDebug ) {
[52c2a72]	912	std::cout << "--- Entering scope " << scope << std::endl;
[0dd3a2f]	913	}
[a08ba92]	914	}
[17cd4eb]	915
[a08ba92]	916	void Indexer::leaveScope() {
[0dd3a2f]	917	using std::cout;
[52c2a72]	918
	919	assert( scope > 0 && "cannot leave initial scope" );
	920	--scope;
	921
	922	while ( tables && tables->scope > scope ) {
	923	if ( doDebug ) {
	924	cout << "--- Leaving scope " << tables->scope << " containing" << std::endl;
[bed4c63e]	925	dump( tables->idTable, cout );
[52c2a72]	926	dump( tables->typeTable, cout );
	927	dump( tables->structTable, cout );
	928	dump( tables->enumTable, cout );
	929	dump( tables->unionTable, cout );
	930	dump( tables->traitTable, cout );
	931	}
	932
	933	// swap tables for base table until we find one at an appropriate scope
	934	Indexer::Impl *base = newRef( tables->base.tables );
	935	deleteRef( tables );
	936	tables = base;
[0dd3a2f]	937	}
[a08ba92]	938	}
[17cd4eb]	939
[a08ba92]	940	void Indexer::print( std::ostream &os, int indent ) const {
	941	using std::cerr;
[e8032b0]	942
[0cb1d61]	943	if ( tables ) {
	944	os << "--- scope " << tables->scope << " ---" << std::endl;
	945
	946	os << "===idTable===" << std::endl;
	947	dump( tables->idTable, os );
	948	os << "===typeTable===" << std::endl;
	949	dump( tables->typeTable, os );
	950	os << "===structTable===" << std::endl;
	951	dump( tables->structTable, os );
	952	os << "===enumTable===" << std::endl;
	953	dump( tables->enumTable, os );
	954	os << "===unionTable===" << std::endl;
	955	dump( tables->unionTable, os );
	956	os << "===contextTable===" << std::endl;
	957	dump( tables->traitTable, os );
	958
	959	tables->base.print( os, indent );
	960	} else {
	961	os << "--- end ---" << std::endl;
	962	}
[743fbda]	963
[a08ba92]	964	}
[51b73452]	965	} // namespace SymTab
[0dd3a2f]	966
	967	// Local Variables: //
	968	// tab-width: 4 //
	969	// mode: c++ //
	970	// compile-command: "make install" //
	971	// End: //

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