source: src/AST/Pass.impl.hpp@ bc48c0d

Last change on this file since bc48c0d was 525f7ad, checked in by JiadaL <j82liang@…>, 15 months ago
  1. Add count_e( enum_name ), a pseudo function that return the number of element in an enum; 2. Implementation of enum range loop.
  • Property mode set to 100644
File size: 62.6 KB
Line 
1//
2// Cforall Version 1.0.0 Copyright (C) 2019 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//
7// ast::Pass.impl.hpp --
8//
9// Author : Thierry Delisle
10// Created On : Thu May 09 15::37::05 2019
11// Last Modified By :
12// Last Modified On :
13// Update Count :
14//
15
16#pragma once
17// IWYU pragma: private, include "AST/Pass.hpp"
18
19#include <type_traits>
20#include <unordered_map>
21
22#include "AST/Copy.hpp"
23#include "AST/TranslationUnit.hpp"
24#include "AST/TypeSubstitution.hpp"
25
26#define VISIT_START( node ) \
27 using namespace ast; \
28 /* back-up the last known code location */ \
29 __attribute__((unused)) auto guard0 = __pass::make_location_guard( core, node, 0 ); \
30 /* back-up the visit children */ \
31 __attribute__((unused)) auto guard1 = __pass::make_visit_children_guard( core, 0 ); \
32 /* setup the scope for passes that want to run code at exit */ \
33 __attribute__((unused)) auto guard2 = __pass::make_value_guard( core, 0 ); \
34 /* begin tracing memory allocation if requested by this pass */ \
35 __pass::beginTrace( core, 0 ); \
36 /* call the implementation of the previsit of this pass */ \
37 __pass::previsit( core, node, 0 );
38
39#define VISIT_END( type, node ) \
40 /* call the implementation of the postvisit of this pass */ \
41 auto __return = __pass::postvisit( core, node, 0 ); \
42 assertf(__return, "post visit should never return null"); \
43 /* end tracing memory allocation if requested by this pass */ \
44 __pass::endTrace( core, 0 ); \
45 return __return;
46
47#ifdef PEDANTIC_PASS_ASSERT
48#define __pedantic_pass_assert(...) assert(__VA_ARGS__)
49#define __pedantic_pass_assertf(...) assertf(__VA_ARGS__)
50#else
51#define __pedantic_pass_assert(...)
52#define __pedantic_pass_assertf(...)
53#endif
54
55namespace ast::__pass {
56 // Check if this is either a null pointer or a pointer to an empty container
57 template<typename T>
58 static inline bool empty( T * ptr ) {
59 return !ptr || ptr->empty();
60 }
61
62 template< typename core_t, typename node_t >
63 static inline node_t* mutate(const node_t *node) {
64 return std::is_base_of<PureVisitor, core_t>::value ? ::ast::shallowCopy(node) : ::ast::mutate(node);
65 }
66
67 //------------------------------
68 template<typename it_t, template <class...> class container_t>
69 static inline void take_all( it_t it, container_t<ast::ptr<ast::Decl>> * decls, bool * mutated = nullptr ) {
70 if ( empty( decls ) ) return;
71
72 std::transform(decls->begin(), decls->end(), it, [](const ast::Decl * decl) -> auto {
73 return new DeclStmt( decl->location, decl );
74 });
75 decls->clear();
76 if ( mutated ) *mutated = true;
77 }
78
79 template<typename it_t, template <class...> class container_t>
80 static inline void take_all( it_t it, container_t<ast::ptr<ast::Stmt>> * stmts, bool * mutated = nullptr ) {
81 if ( empty( stmts ) ) return;
82
83 std::move(stmts->begin(), stmts->end(), it);
84 stmts->clear();
85 if ( mutated ) *mutated = true;
86 }
87
88 //------------------------------
89 /// Check if should be skipped, different for pointers and containers
90 template<typename node_t>
91 bool skip( const ast::ptr<node_t> & val ) {
92 return !val;
93 }
94
95 template< template <class...> class container_t, typename node_t >
96 bool skip( const container_t<ast::ptr< node_t >> & val ) {
97 return val.empty();
98 }
99
100 //------------------------------
101 /// Get the value to visit, different for pointers and containers
102 template<typename node_t>
103 auto get( const ast::ptr<node_t> & val, int ) -> decltype(val.get()) {
104 return val.get();
105 }
106
107 template<typename node_t>
108 const node_t & get( const node_t & val, long ) {
109 return val;
110 }
111}
112
113template< typename core_t >
114template< typename node_t >
115auto ast::Pass< core_t >::call_accept( const node_t * node ) ->
116 ast::Pass< core_t >::call_accept_result_t<node_t> {
117 __pedantic_pass_assert( __visit_children() );
118 __pedantic_pass_assert( node );
119
120 auto nval = node->accept( *this );
121 return { nval != node, nval };
122}
123
124template< typename core_t >
125ast::__pass::template result1<ast::Expr> ast::Pass< core_t >::call_accept_top( const ast::Expr * expr ) {
126 __pedantic_pass_assert( __visit_children() );
127 __pedantic_pass_assert( expr );
128
129 const ast::TypeSubstitution ** typeSubs_ptr = __pass::typeSubs( core, 0 );
130 if ( typeSubs_ptr && expr->env ) {
131 *typeSubs_ptr = expr->env;
132 }
133
134 auto nval = expr->accept( *this );
135 return { nval != expr, nval };
136}
137
138template< typename core_t >
139ast::__pass::template result1<ast::Stmt> ast::Pass< core_t >::call_accept_as_compound( const ast::Stmt * stmt ) {
140 __pedantic_pass_assert( __visit_children() );
141 __pedantic_pass_assert( stmt );
142
143 // add a few useful symbols to the scope
144 using __pass::empty;
145
146 // get the stmts/decls that will need to be spliced in
147 auto stmts_before = __pass::stmtsToAddBefore( core, 0 );
148 auto stmts_after = __pass::stmtsToAddAfter ( core, 0 );
149 auto decls_before = __pass::declsToAddBefore( core, 0 );
150 auto decls_after = __pass::declsToAddAfter ( core, 0 );
151
152 // These may be modified by subnode but most be restored once we exit this statemnet.
153 ValueGuardPtr< const ast::TypeSubstitution * > __old_env ( __pass::typeSubs( core, 0 ) );
154 ValueGuardPtr< typename std::remove_pointer< decltype(stmts_before) >::type > __old_decls_before( stmts_before );
155 ValueGuardPtr< typename std::remove_pointer< decltype(stmts_after ) >::type > __old_decls_after ( stmts_after );
156 ValueGuardPtr< typename std::remove_pointer< decltype(decls_before) >::type > __old_stmts_before( decls_before );
157 ValueGuardPtr< typename std::remove_pointer< decltype(decls_after ) >::type > __old_stmts_after ( decls_after );
158
159 // Now is the time to actually visit the node
160 const ast::Stmt * nstmt = stmt->accept( *this );
161
162 // If the pass doesn't want to add anything then we are done
163 if ( empty(stmts_before) && empty(stmts_after) && empty(decls_before) && empty(decls_after) ) {
164 return { nstmt != stmt, nstmt };
165 }
166
167 // Make sure that it is either adding statements or declartions but not both
168 // this is because otherwise the order would be awkward to predict
169 assert(( empty( stmts_before ) && empty( stmts_after ))
170 || ( empty( decls_before ) && empty( decls_after )) );
171
172 // Create a new Compound Statement to hold the new decls/stmts
173 ast::CompoundStmt * compound = new ast::CompoundStmt( stmt->location );
174
175 // Take all the declarations that go before
176 __pass::take_all( std::back_inserter( compound->kids ), decls_before );
177 __pass::take_all( std::back_inserter( compound->kids ), stmts_before );
178
179 // Insert the original declaration
180 compound->kids.emplace_back( nstmt );
181
182 // Insert all the declarations that go before
183 __pass::take_all( std::back_inserter( compound->kids ), decls_after );
184 __pass::take_all( std::back_inserter( compound->kids ), stmts_after );
185
186 return { true, compound };
187}
188
189template< typename core_t >
190template< template <class...> class container_t >
191ast::__pass::template resultNstmt<container_t> ast::Pass< core_t >::call_accept( const container_t< ptr<Stmt> > & statements ) {
192 __pedantic_pass_assert( __visit_children() );
193 __pedantic_pass_assert( !statements.empty() );
194
195 // We are going to aggregate errors for all these statements
196 SemanticErrorException errors;
197
198 // add a few useful symbols to the scope
199 using __pass::empty;
200
201 // get the stmts/decls that will need to be spliced in
202 auto stmts_before = __pass::stmtsToAddBefore( core, 0 );
203 auto stmts_after = __pass::stmtsToAddAfter ( core, 0 );
204 auto decls_before = __pass::declsToAddBefore( core, 0 );
205 auto decls_after = __pass::declsToAddAfter ( core, 0 );
206
207 // These may be modified by subnode but most be restored once we exit this statemnet.
208 ValueGuardPtr< typename std::remove_pointer< decltype(stmts_before) >::type > __old_decls_before( stmts_before );
209 ValueGuardPtr< typename std::remove_pointer< decltype(stmts_after ) >::type > __old_decls_after ( stmts_after );
210 ValueGuardPtr< typename std::remove_pointer< decltype(decls_before) >::type > __old_stmts_before( decls_before );
211 ValueGuardPtr< typename std::remove_pointer< decltype(decls_after ) >::type > __old_stmts_after ( decls_after );
212
213 // update pass statitistics
214 pass_visitor_stats.depth++;
215 pass_visitor_stats.max->push(pass_visitor_stats.depth);
216 pass_visitor_stats.avg->push(pass_visitor_stats.depth);
217
218 __pass::resultNstmt<container_t> new_kids;
219 for ( auto value : enumerate( statements ) ) {
220 try {
221 size_t i = value.idx;
222 const Stmt * stmt = value.val;
223 __pedantic_pass_assert( stmt );
224 const ast::Stmt * new_stmt = stmt->accept( *this );
225 assert( new_stmt );
226
227 // Make sure that it is either adding statements or declartions but not both
228 // this is because otherwise the order would be awkward to predict
229 assert(( empty( stmts_before ) && empty( stmts_after ))
230 || ( empty( decls_before ) && empty( decls_after )) );
231
232 // Take all the statements which should have gone after, N/A for first iteration
233 new_kids.take_all( decls_before );
234 new_kids.take_all( stmts_before );
235
236 // Now add the statement if there is one
237 if ( new_stmt != stmt ) {
238 new_kids.differs = true;
239 new_kids.values.emplace_back( new_stmt );
240 } else {
241 new_kids.values.emplace_back( i );
242 }
243
244 // Take all the declarations that go before
245 new_kids.take_all( decls_after );
246 new_kids.take_all( stmts_after );
247 } catch ( SemanticErrorException &e ) {
248 errors.append( e );
249 }
250 }
251 pass_visitor_stats.depth--;
252 if ( !errors.isEmpty() ) { throw errors; }
253
254 return new_kids;
255}
256
257template< typename core_t >
258template< template <class...> class container_t, typename node_t >
259ast::__pass::template resultN<container_t, node_t> ast::Pass< core_t >::call_accept( const container_t< ast::ptr<node_t> > & container ) {
260 __pedantic_pass_assert( __visit_children() );
261 __pedantic_pass_assert( !container.empty() );
262
263 // Collect errors from processing all these nodes.
264 SemanticErrorException errors;
265
266 pass_visitor_stats.depth++;
267 pass_visitor_stats.max->push(pass_visitor_stats.depth);
268 pass_visitor_stats.avg->push(pass_visitor_stats.depth);
269
270 bool mutated = false;
271 container_t<ptr<node_t>> new_kids;
272 for ( const node_t * node : container ) {
273 try {
274 __pedantic_pass_assert( node );
275 const node_t * new_stmt = strict_dynamic_cast< const node_t * >( node->accept( *this ) );
276 if ( new_stmt != node ) {
277 mutated = true;
278 new_kids.emplace_back( new_stmt );
279 } else {
280 new_kids.emplace_back( nullptr );
281 }
282 } catch ( SemanticErrorException &e ) {
283 errors.append( e );
284 }
285 }
286
287 __pedantic_pass_assert( new_kids.size() == container.size() );
288 pass_visitor_stats.depth--;
289 if ( !errors.isEmpty() ) { throw errors; }
290
291 return ast::__pass::resultN<container_t, node_t>{ mutated, new_kids };
292}
293
294template< typename core_t >
295template<typename node_t, typename super_t, typename field_t>
296void ast::Pass< core_t >::maybe_accept(
297 const node_t * & parent,
298 field_t super_t::*field
299) {
300 static_assert( std::is_base_of<super_t, node_t>::value, "Error deducing member object" );
301
302 if ( __pass::skip( parent->*field ) ) return;
303 const auto & old_val = __pass::get(parent->*field, 0);
304
305 static_assert( !std::is_same<const ast::Node * &, decltype(old_val)>::value, "ERROR" );
306
307 auto result = call_accept( old_val );
308 if ( result.differs ) {
309 auto new_parent = __pass::mutate<core_t>(parent);
310 result.apply( new_parent, field );
311 parent = new_parent;
312 }
313}
314
315template< typename core_t >
316template<typename node_t, typename super_t, typename field_t>
317void ast::Pass< core_t >::maybe_accept_top(
318 const node_t * & parent,
319 field_t super_t::*field
320) {
321 static_assert( std::is_base_of<super_t, node_t>::value, "Error deducing member object" );
322
323 if ( __pass::skip( parent->*field ) ) return;
324 const auto & old_val = __pass::get(parent->*field, 0);
325
326 static_assert( !std::is_same<const ast::Node * &, decltype(old_val)>::value, "ERROR" );
327
328 auto result = call_accept_top( old_val );
329 if ( result.differs ) {
330 auto new_parent = __pass::mutate<core_t>(parent);
331 result.apply( new_parent, field );
332 parent = new_parent;
333 }
334}
335
336template< typename core_t >
337template<typename node_t, typename super_t, typename field_t>
338void ast::Pass< core_t >::maybe_accept_as_compound(
339 const node_t * & parent,
340 field_t super_t::*child
341) {
342 static_assert( std::is_base_of<super_t, node_t>::value, "Error deducing member object" );
343
344 if ( __pass::skip( parent->*child ) ) return;
345 const auto & old_val = __pass::get(parent->*child, 0);
346
347 static_assert( !std::is_same<const ast::Node * &, decltype(old_val)>::value, "ERROR" );
348
349 auto result = call_accept_as_compound( old_val );
350 if ( result.differs ) {
351 auto new_parent = __pass::mutate<core_t>(parent);
352 result.apply( new_parent, child );
353 parent = new_parent;
354 }
355}
356
357//------------------------------------------------------------------------------------------------------------------------------------------------------------------------
358//========================================================================================================================================================================
359//========================================================================================================================================================================
360//========================================================================================================================================================================
361//========================================================================================================================================================================
362//========================================================================================================================================================================
363//------------------------------------------------------------------------------------------------------------------------------------------------------------------------
364
365template< typename core_t >
366inline void ast::accept_all( std::list< ast::ptr<ast::Decl> > & decls, ast::Pass< core_t > & visitor ) {
367 // We are going to aggregate errors for all these statements
368 SemanticErrorException errors;
369
370 // add a few useful symbols to the scope
371 using __pass::empty;
372
373 // get the stmts/decls that will need to be spliced in
374 auto decls_before = __pass::declsToAddBefore( visitor.core, 0);
375 auto decls_after = __pass::declsToAddAfter ( visitor.core, 0);
376
377 // update pass statitistics
378 pass_visitor_stats.depth++;
379 pass_visitor_stats.max->push(pass_visitor_stats.depth);
380 pass_visitor_stats.avg->push(pass_visitor_stats.depth);
381
382 for ( std::list< ast::ptr<ast::Decl> >::iterator i = decls.begin(); ; ++i ) {
383 // splice in new declarations after previous decl
384 if ( !empty( decls_after ) ) { decls.splice( i, *decls_after ); }
385
386 if ( i == decls.end() ) break;
387
388 try {
389 // run visitor on declaration
390 ast::ptr<ast::Decl> & node = *i;
391 assert( node );
392 node = node->accept( visitor );
393 }
394 catch( SemanticErrorException &e ) {
395 if (__pass::on_error (visitor.core, *i, 0))
396 errors.append( e );
397 }
398
399 // splice in new declarations before current decl
400 if ( !empty( decls_before ) ) { decls.splice( i, *decls_before ); }
401 }
402 pass_visitor_stats.depth--;
403 if ( !errors.isEmpty() ) { throw errors; }
404}
405
406template< typename core_t >
407inline void ast::accept_all( ast::TranslationUnit & unit, ast::Pass< core_t > & visitor ) {
408 if ( auto ptr = __pass::translationUnit( visitor.core, 0 ) ) {
409 ValueGuard<const TranslationUnit *> guard( *ptr );
410 *ptr = &unit;
411 return ast::accept_all( unit.decls, visitor );
412 } else {
413 return ast::accept_all( unit.decls, visitor );
414 }
415}
416
417// A NOTE ON THE ORDER OF TRAVERSAL
418//
419// Types and typedefs have their base types visited before they are added to the type table. This is ok, since there is
420// no such thing as a recursive type or typedef.
421//
422// typedef struct { T *x; } T; // never allowed
423//
424// for structs/unions, it is possible to have recursion, so the decl should be added as if it's incomplete to begin, the
425// members are traversed, and then the complete type should be added (assuming the type is completed by this particular
426// declaration).
427//
428// struct T { struct T *x; }; // allowed
429//
430// It is important to add the complete type to the symbol table *after* the members/base has been traversed, since that
431// traversal may modify the definition of the type and these modifications should be visible when the symbol table is
432// queried later in this pass.
433
434//--------------------------------------------------------------------------
435// ObjectDecl
436template< typename core_t >
437const ast::DeclWithType * ast::Pass< core_t >::visit( const ast::ObjectDecl * node ) {
438 VISIT_START( node );
439
440 if ( __visit_children() ) {
441 {
442 guard_symtab guard { *this };
443 maybe_accept( node, &ObjectDecl::type );
444 }
445 maybe_accept( node, &ObjectDecl::init );
446 maybe_accept( node, &ObjectDecl::bitfieldWidth );
447 maybe_accept( node, &ObjectDecl::attributes );
448 }
449
450 __pass::symtab::addId( core, 0, node );
451
452 VISIT_END( DeclWithType, node );
453}
454
455//--------------------------------------------------------------------------
456// FunctionDecl
457template< typename core_t >
458const ast::DeclWithType * ast::Pass< core_t >::visit( const ast::FunctionDecl * node ) {
459 VISIT_START( node );
460
461 __pass::symtab::addId( core, 0, node );
462
463 if ( __visit_children() ) {
464 maybe_accept( node, &FunctionDecl::withExprs );
465 }
466 {
467 // with clause introduces a level of scope (for the with expression members).
468 // with clause exprs are added to the symbol table before parameters so that parameters
469 // shadow with exprs and not the other way around.
470 guard_symtab guard { *this };
471 __pass::symtab::addWith( core, 0, node->withExprs, node );
472 {
473 guard_symtab guard { *this };
474 // implicit add __func__ identifier as specified in the C manual 6.4.2.2
475 // This is a C name and so has C linkage.
476 static ast::ptr< ast::ObjectDecl > func{ new ast::ObjectDecl{
477 CodeLocation{}, "__func__",
478 new ast::ArrayType{
479 new ast::BasicType{ ast::BasicKind::Char, ast::CV::Const },
480 nullptr, VariableLen, DynamicDim
481 },
482 nullptr,
483 ast::Storage::Classes(),
484 ast::Linkage::C,
485 } };
486 __pass::symtab::addId( core, 0, func );
487 if ( __visit_children() ) {
488 maybe_accept( node, &FunctionDecl::type_params );
489 maybe_accept( node, &FunctionDecl::assertions );
490 maybe_accept( node, &FunctionDecl::params );
491 maybe_accept( node, &FunctionDecl::returns );
492 maybe_accept( node, &FunctionDecl::type );
493 maybe_accept( node, &FunctionDecl::attributes );
494 // First remember that we are now within a function.
495 ValueGuard< bool > oldInFunction( inFunction );
496 inFunction = true;
497 // The function body needs to have the same scope as parameters.
498 // A CompoundStmt will not enter a new scope if atFunctionTop is true.
499 ValueGuard< bool > oldAtFunctionTop( atFunctionTop );
500 atFunctionTop = true;
501 maybe_accept( node, &FunctionDecl::stmts );
502 }
503 }
504 }
505
506 VISIT_END( DeclWithType, node );
507}
508
509//--------------------------------------------------------------------------
510// StructDecl
511template< typename core_t >
512const ast::Decl * ast::Pass< core_t >::visit( const ast::StructDecl * node ) {
513 VISIT_START( node );
514
515 // make up a forward declaration and add it before processing the members
516 // needs to be on the heap because addStruct saves the pointer
517 __pass::symtab::addStructFwd( core, 0, node );
518
519 if ( __visit_children() ) {
520 guard_symtab guard { * this };
521 maybe_accept( node, &StructDecl::params );
522 maybe_accept( node, &StructDecl::members );
523 maybe_accept( node, &StructDecl::attributes );
524 }
525
526 // this addition replaces the forward declaration
527 __pass::symtab::addStruct( core, 0, node );
528
529 VISIT_END( Decl, node );
530}
531
532//--------------------------------------------------------------------------
533// UnionDecl
534template< typename core_t >
535const ast::Decl * ast::Pass< core_t >::visit( const ast::UnionDecl * node ) {
536 VISIT_START( node );
537
538 // make up a forward declaration and add it before processing the members
539 __pass::symtab::addUnionFwd( core, 0, node );
540
541 if ( __visit_children() ) {
542 guard_symtab guard { * this };
543 maybe_accept( node, &UnionDecl::params );
544 maybe_accept( node, &UnionDecl::members );
545 maybe_accept( node, &UnionDecl::attributes );
546 }
547
548 __pass::symtab::addUnion( core, 0, node );
549
550 VISIT_END( Decl, node );
551}
552
553//--------------------------------------------------------------------------
554// EnumDecl
555template< typename core_t >
556const ast::Decl * ast::Pass< core_t >::visit( const ast::EnumDecl * node ) {
557 VISIT_START( node );
558
559 __pass::symtab::addEnum( core, 0, node );
560
561 if ( __visit_children() ) {
562 maybe_accept( node, &EnumDecl::base );
563 maybe_accept( node, &EnumDecl::params );
564 maybe_accept( node, &EnumDecl::members );
565 maybe_accept( node, &EnumDecl::attributes );
566 maybe_accept( node, &EnumDecl::inlinedDecl );
567 }
568
569 VISIT_END( Decl, node );
570}
571
572//--------------------------------------------------------------------------
573// TraitDecl
574template< typename core_t >
575const ast::Decl * ast::Pass< core_t >::visit( const ast::TraitDecl * node ) {
576 VISIT_START( node );
577
578 if ( __visit_children() ) {
579 guard_symtab guard { *this };
580 maybe_accept( node, &TraitDecl::params );
581 maybe_accept( node, &TraitDecl::members );
582 maybe_accept( node, &TraitDecl::attributes );
583 }
584
585 __pass::symtab::addTrait( core, 0, node );
586
587 VISIT_END( Decl, node );
588}
589
590//--------------------------------------------------------------------------
591// TypeDecl
592template< typename core_t >
593const ast::Decl * ast::Pass< core_t >::visit( const ast::TypeDecl * node ) {
594 VISIT_START( node );
595
596 if ( __visit_children() ) {
597 guard_symtab guard { *this };
598 maybe_accept( node, &TypeDecl::base );
599 }
600
601 // see A NOTE ON THE ORDER OF TRAVERSAL, above
602 // note that assertions come after the type is added to the symtab, since they are not part of the type proper
603 // and may depend on the type itself
604 __pass::symtab::addType( core, 0, node );
605
606 if ( __visit_children() ) {
607 maybe_accept( node, &TypeDecl::assertions );
608
609 {
610 guard_symtab guard { *this };
611 maybe_accept( node, &TypeDecl::init );
612 }
613 }
614
615 VISIT_END( Decl, node );
616}
617
618//--------------------------------------------------------------------------
619// TypedefDecl
620template< typename core_t >
621const ast::Decl * ast::Pass< core_t >::visit( const ast::TypedefDecl * node ) {
622 VISIT_START( node );
623
624 if ( __visit_children() ) {
625 guard_symtab guard { *this };
626 maybe_accept( node, &TypedefDecl::base );
627 }
628
629 __pass::symtab::addType( core, 0, node );
630
631 if ( __visit_children() ) {
632 maybe_accept( node, &TypedefDecl::assertions );
633 }
634
635 VISIT_END( Decl, node );
636}
637
638//--------------------------------------------------------------------------
639// AsmDecl
640template< typename core_t >
641const ast::AsmDecl * ast::Pass< core_t >::visit( const ast::AsmDecl * node ) {
642 VISIT_START( node );
643
644 if ( __visit_children() ) {
645 maybe_accept( node, &AsmDecl::stmt );
646 }
647
648 VISIT_END( AsmDecl, node );
649}
650
651//--------------------------------------------------------------------------
652// DirectiveDecl
653template< typename core_t >
654const ast::DirectiveDecl * ast::Pass< core_t >::visit( const ast::DirectiveDecl * node ) {
655 VISIT_START( node );
656
657 if ( __visit_children() ) {
658 maybe_accept( node, &DirectiveDecl::stmt );
659 }
660
661 VISIT_END( DirectiveDecl, node );
662}
663
664//--------------------------------------------------------------------------
665// StaticAssertDecl
666template< typename core_t >
667const ast::StaticAssertDecl * ast::Pass< core_t >::visit( const ast::StaticAssertDecl * node ) {
668 VISIT_START( node );
669
670 if ( __visit_children() ) {
671 maybe_accept_top( node, &StaticAssertDecl::cond );
672 maybe_accept( node, &StaticAssertDecl::msg );
673 }
674
675 VISIT_END( StaticAssertDecl, node );
676}
677
678//--------------------------------------------------------------------------
679// InlineMemberDecl
680template< typename core_t >
681const ast::DeclWithType * ast::Pass< core_t >::visit( const ast::InlineMemberDecl * node ) {
682 VISIT_START( node );
683
684 if ( __visit_children() ) {
685 {
686 guard_symtab guard { *this };
687 maybe_accept( node, &InlineMemberDecl::type );
688 }
689 }
690
691 VISIT_END( DeclWithType, node );
692}
693
694//--------------------------------------------------------------------------
695// CompoundStmt
696template< typename core_t >
697const ast::CompoundStmt * ast::Pass< core_t >::visit( const ast::CompoundStmt * node ) {
698 VISIT_START( node );
699
700 if ( __visit_children() ) {
701 // Do not enter (or leave) a new symbol table scope if atFunctionTop.
702 // But always enter (and leave) a new general scope.
703 if ( atFunctionTop ) {
704 ValueGuard< bool > guard1( atFunctionTop );
705 atFunctionTop = false;
706 guard_scope guard2( *this );
707 maybe_accept( node, &CompoundStmt::kids );
708 } else {
709 guard_symtab guard1( *this );
710 guard_scope guard2( *this );
711 maybe_accept( node, &CompoundStmt::kids );
712 }
713 }
714
715 VISIT_END( CompoundStmt, node );
716}
717
718//--------------------------------------------------------------------------
719// ExprStmt
720template< typename core_t >
721const ast::Stmt * ast::Pass< core_t >::visit( const ast::ExprStmt * node ) {
722 VISIT_START( node );
723
724 if ( __visit_children() ) {
725 maybe_accept_top( node, &ExprStmt::expr );
726 }
727
728 VISIT_END( Stmt, node );
729}
730
731//--------------------------------------------------------------------------
732// AsmStmt
733template< typename core_t >
734const ast::Stmt * ast::Pass< core_t >::visit( const ast::AsmStmt * node ) {
735 VISIT_START( node )
736
737 if ( __visit_children() ) {
738 maybe_accept( node, &AsmStmt::instruction );
739 maybe_accept( node, &AsmStmt::output );
740 maybe_accept( node, &AsmStmt::input );
741 maybe_accept( node, &AsmStmt::clobber );
742 }
743
744 VISIT_END( Stmt, node );
745}
746
747//--------------------------------------------------------------------------
748// DirectiveStmt
749template< typename core_t >
750const ast::Stmt * ast::Pass< core_t >::visit( const ast::DirectiveStmt * node ) {
751 VISIT_START( node )
752
753 VISIT_END( Stmt, node );
754}
755
756//--------------------------------------------------------------------------
757// IfStmt
758template< typename core_t >
759const ast::Stmt * ast::Pass< core_t >::visit( const ast::IfStmt * node ) {
760 VISIT_START( node );
761
762 if ( __visit_children() ) {
763 // if statements introduce a level of scope (for the initialization)
764 guard_symtab guard { *this };
765 maybe_accept( node, &IfStmt::inits );
766 maybe_accept_top( node, &IfStmt::cond );
767 maybe_accept_as_compound( node, &IfStmt::then );
768 maybe_accept_as_compound( node, &IfStmt::else_ );
769 }
770
771 VISIT_END( Stmt, node );
772}
773
774//--------------------------------------------------------------------------
775// WhileDoStmt
776template< typename core_t >
777const ast::Stmt * ast::Pass< core_t >::visit( const ast::WhileDoStmt * node ) {
778 VISIT_START( node );
779
780 if ( __visit_children() ) {
781 // while statements introduce a level of scope (for the initialization)
782 guard_symtab guard { *this };
783 maybe_accept( node, &WhileDoStmt::inits );
784 maybe_accept_top( node, &WhileDoStmt::cond );
785 maybe_accept_as_compound( node, &WhileDoStmt::body );
786 }
787
788 VISIT_END( Stmt, node );
789}
790
791//--------------------------------------------------------------------------
792// ForStmt
793template< typename core_t >
794const ast::Stmt * ast::Pass< core_t >::visit( const ast::ForStmt * node ) {
795 VISIT_START( node );
796
797 if ( __visit_children() ) {
798 // for statements introduce a level of scope (for the initialization)
799 guard_symtab guard { *this };
800 // xxx - old ast does not create WithStmtsToAdd scope for loop inits. should revisit this later.
801 maybe_accept( node, &ForStmt::inits );
802 maybe_accept_top( node, &ForStmt::cond );
803 maybe_accept_top( node, &ForStmt::inc );
804 maybe_accept_top( node, &ForStmt::range_over );
805 maybe_accept_as_compound( node, &ForStmt::body );
806 }
807
808 VISIT_END( Stmt, node );
809}
810
811//--------------------------------------------------------------------------
812// SwitchStmt
813template< typename core_t >
814const ast::Stmt * ast::Pass< core_t >::visit( const ast::SwitchStmt * node ) {
815 VISIT_START( node );
816
817 if ( __visit_children() ) {
818 maybe_accept_top( node, &SwitchStmt::cond );
819 maybe_accept( node, &SwitchStmt::cases );
820 }
821
822 VISIT_END( Stmt, node );
823}
824
825//--------------------------------------------------------------------------
826// CaseClause
827template< typename core_t >
828const ast::CaseClause * ast::Pass< core_t >::visit( const ast::CaseClause * node ) {
829 VISIT_START( node );
830
831 if ( __visit_children() ) {
832 maybe_accept_top( node, &CaseClause::cond );
833 maybe_accept( node, &CaseClause::stmts );
834 }
835
836 VISIT_END( CaseClause, node );
837}
838
839//--------------------------------------------------------------------------
840// BranchStmt
841template< typename core_t >
842const ast::Stmt * ast::Pass< core_t >::visit( const ast::BranchStmt * node ) {
843 VISIT_START( node );
844 VISIT_END( Stmt, node );
845}
846
847//--------------------------------------------------------------------------
848// ReturnStmt
849template< typename core_t >
850const ast::Stmt * ast::Pass< core_t >::visit( const ast::ReturnStmt * node ) {
851 VISIT_START( node );
852
853 if ( __visit_children() ) {
854 maybe_accept_top( node, &ReturnStmt::expr );
855 }
856
857 VISIT_END( Stmt, node );
858}
859
860//--------------------------------------------------------------------------
861// ThrowStmt
862template< typename core_t >
863const ast::Stmt * ast::Pass< core_t >::visit( const ast::ThrowStmt * node ) {
864 VISIT_START( node );
865
866 if ( __visit_children() ) {
867 maybe_accept( node, &ThrowStmt::expr );
868 maybe_accept( node, &ThrowStmt::target );
869 }
870
871 VISIT_END( Stmt, node );
872}
873
874//--------------------------------------------------------------------------
875// TryStmt
876template< typename core_t >
877const ast::Stmt * ast::Pass< core_t >::visit( const ast::TryStmt * node ) {
878 VISIT_START( node );
879
880 if ( __visit_children() ) {
881 maybe_accept( node, &TryStmt::body );
882 maybe_accept( node, &TryStmt::handlers );
883 maybe_accept( node, &TryStmt::finally );
884 }
885
886 VISIT_END( Stmt, node );
887}
888
889//--------------------------------------------------------------------------
890// CatchClause
891template< typename core_t >
892const ast::CatchClause * ast::Pass< core_t >::visit( const ast::CatchClause * node ) {
893 VISIT_START( node );
894
895 if ( __visit_children() ) {
896 // catch statements introduce a level of scope (for the caught exception)
897 guard_symtab guard { *this };
898 maybe_accept( node, &CatchClause::decl );
899 maybe_accept_top( node, &CatchClause::cond );
900 maybe_accept_as_compound( node, &CatchClause::body );
901 }
902
903 VISIT_END( CatchClause, node );
904}
905
906//--------------------------------------------------------------------------
907// FinallyClause
908template< typename core_t >
909const ast::FinallyClause * ast::Pass< core_t >::visit( const ast::FinallyClause * node ) {
910 VISIT_START( node );
911
912 if ( __visit_children() ) {
913 maybe_accept( node, &FinallyClause::body );
914 }
915
916 VISIT_END( FinallyClause, node );
917}
918
919//--------------------------------------------------------------------------
920// FinallyStmt
921template< typename core_t >
922const ast::Stmt * ast::Pass< core_t >::visit( const ast::SuspendStmt * node ) {
923 VISIT_START( node );
924
925 if ( __visit_children() ) {
926 maybe_accept( node, &SuspendStmt::then );
927 }
928
929 VISIT_END( Stmt, node );
930}
931
932//--------------------------------------------------------------------------
933// WhenClause
934template< typename core_t >
935const ast::WhenClause * ast::Pass< core_t >::visit( const ast::WhenClause * node ) {
936 VISIT_START( node );
937
938 if ( __visit_children() ) {
939 maybe_accept( node, &WhenClause::target );
940 maybe_accept( node, &WhenClause::stmt );
941 maybe_accept( node, &WhenClause::when_cond );
942 }
943
944 VISIT_END( WhenClause, node );
945}
946
947//--------------------------------------------------------------------------
948// WaitForStmt
949template< typename core_t >
950const ast::Stmt * ast::Pass< core_t >::visit( const ast::WaitForStmt * node ) {
951 VISIT_START( node );
952
953 if ( __visit_children() ) {
954 maybe_accept( node, &WaitForStmt::clauses );
955 maybe_accept( node, &WaitForStmt::timeout_time );
956 maybe_accept( node, &WaitForStmt::timeout_stmt );
957 maybe_accept( node, &WaitForStmt::timeout_cond );
958 maybe_accept( node, &WaitForStmt::else_stmt );
959 maybe_accept( node, &WaitForStmt::else_cond );
960 }
961
962 VISIT_END( Stmt, node );
963}
964
965//--------------------------------------------------------------------------
966// WaitForClause
967template< typename core_t >
968const ast::WaitForClause * ast::Pass< core_t >::visit( const ast::WaitForClause * node ) {
969 VISIT_START( node );
970
971 if ( __visit_children() ) {
972 maybe_accept( node, &WaitForClause::target );
973 maybe_accept( node, &WaitForClause::target_args );
974 maybe_accept( node, &WaitForClause::stmt );
975 maybe_accept( node, &WaitForClause::when_cond );
976 }
977
978 VISIT_END( WaitForClause, node );
979}
980
981//--------------------------------------------------------------------------
982// WaitUntilStmt
983template< typename core_t >
984const ast::Stmt * ast::Pass< core_t >::visit( const ast::WaitUntilStmt * node ) {
985 VISIT_START( node );
986
987 if ( __visit_children() ) {
988 maybe_accept( node, &WaitUntilStmt::clauses );
989 maybe_accept( node, &WaitUntilStmt::timeout_time );
990 maybe_accept( node, &WaitUntilStmt::timeout_stmt );
991 maybe_accept( node, &WaitUntilStmt::timeout_cond );
992 maybe_accept( node, &WaitUntilStmt::else_stmt );
993 maybe_accept( node, &WaitUntilStmt::else_cond );
994 }
995
996 VISIT_END( Stmt, node );
997}
998
999//--------------------------------------------------------------------------
1000// WithStmt
1001template< typename core_t >
1002const ast::Decl * ast::Pass< core_t >::visit( const ast::WithStmt * node ) {
1003 VISIT_START( node );
1004
1005 if ( __visit_children() ) {
1006 maybe_accept( node, &WithStmt::exprs );
1007 {
1008 // catch statements introduce a level of scope (for the caught exception)
1009 guard_symtab guard { *this };
1010 __pass::symtab::addWith( core, 0, node->exprs, node );
1011 maybe_accept( node, &WithStmt::stmt );
1012 }
1013 }
1014
1015 VISIT_END( Stmt, node );
1016}
1017
1018//--------------------------------------------------------------------------
1019// NullStmt
1020template< typename core_t >
1021const ast::NullStmt * ast::Pass< core_t >::visit( const ast::NullStmt * node ) {
1022 VISIT_START( node );
1023 VISIT_END( NullStmt, node );
1024}
1025
1026//--------------------------------------------------------------------------
1027// DeclStmt
1028template< typename core_t >
1029const ast::Stmt * ast::Pass< core_t >::visit( const ast::DeclStmt * node ) {
1030 VISIT_START( node );
1031
1032 if ( __visit_children() ) {
1033 maybe_accept( node, &DeclStmt::decl );
1034 }
1035
1036 VISIT_END( Stmt, node );
1037}
1038
1039//--------------------------------------------------------------------------
1040// ImplicitCtorDtorStmt
1041template< typename core_t >
1042const ast::Stmt * ast::Pass< core_t >::visit( const ast::ImplicitCtorDtorStmt * node ) {
1043 VISIT_START( node );
1044
1045 // For now this isn't visited, it is unclear if this causes problem
1046 // if all tests are known to pass, remove this code
1047 if ( __visit_children() ) {
1048 maybe_accept( node, &ImplicitCtorDtorStmt::callStmt );
1049 }
1050
1051 VISIT_END( Stmt, node );
1052}
1053
1054//--------------------------------------------------------------------------
1055// MutexStmt
1056template< typename core_t >
1057const ast::Stmt * ast::Pass< core_t >::visit( const ast::MutexStmt * node ) {
1058 VISIT_START( node );
1059
1060 if ( __visit_children() ) {
1061 // mutex statements introduce a level of scope (for the initialization)
1062 guard_symtab guard { *this };
1063 maybe_accept( node, &MutexStmt::stmt );
1064 maybe_accept( node, &MutexStmt::mutexObjs );
1065 }
1066
1067 VISIT_END( Stmt, node );
1068}
1069
1070//--------------------------------------------------------------------------
1071// CorunStmt
1072template< typename core_t >
1073const ast::Stmt * ast::Pass< core_t >::visit( const ast::CorunStmt * node ) {
1074 VISIT_START( node );
1075
1076 if ( __visit_children() ) {
1077 maybe_accept( node, &CorunStmt::stmt );
1078 }
1079
1080 VISIT_END( Stmt, node );
1081}
1082
1083//--------------------------------------------------------------------------
1084// CoforStmt
1085template< typename core_t >
1086const ast::Stmt * ast::Pass< core_t >::visit( const ast::CoforStmt * node ) {
1087 VISIT_START( node );
1088
1089 if ( __visit_children() ) {
1090 // for statements introduce a level of scope (for the initialization)
1091 guard_symtab guard { *this };
1092 maybe_accept( node, &CoforStmt::inits );
1093 maybe_accept_top( node, &CoforStmt::cond );
1094 maybe_accept_top( node, &CoforStmt::inc );
1095 maybe_accept_as_compound( node, &CoforStmt::body );
1096 }
1097
1098 VISIT_END( Stmt, node );
1099}
1100
1101//--------------------------------------------------------------------------
1102// ApplicationExpr
1103template< typename core_t >
1104const ast::Expr * ast::Pass< core_t >::visit( const ast::ApplicationExpr * node ) {
1105 VISIT_START( node );
1106
1107 if ( __visit_children() ) {
1108 {
1109 guard_symtab guard { *this };
1110 maybe_accept( node, &ApplicationExpr::result );
1111 }
1112 maybe_accept( node, &ApplicationExpr::func );
1113 maybe_accept( node, &ApplicationExpr::args );
1114 }
1115
1116 VISIT_END( Expr, node );
1117}
1118
1119//--------------------------------------------------------------------------
1120// UntypedExpr
1121template< typename core_t >
1122const ast::Expr * ast::Pass< core_t >::visit( const ast::UntypedExpr * node ) {
1123 VISIT_START( node );
1124
1125 if ( __visit_children() ) {
1126 {
1127 guard_symtab guard { *this };
1128 maybe_accept( node, &UntypedExpr::result );
1129 }
1130
1131 maybe_accept( node, &UntypedExpr::args );
1132 }
1133
1134 VISIT_END( Expr, node );
1135}
1136
1137//--------------------------------------------------------------------------
1138// NameExpr
1139template< typename core_t >
1140const ast::Expr * ast::Pass< core_t >::visit( const ast::NameExpr * node ) {
1141 VISIT_START( node );
1142
1143 if ( __visit_children() ) {
1144 guard_symtab guard { *this };
1145 maybe_accept( node, &NameExpr::result );
1146 }
1147
1148 VISIT_END( Expr, node );
1149}
1150
1151//--------------------------------------------------------------------------
1152// QualifiedNameExpr
1153template< typename core_t >
1154const ast::Expr * ast::Pass< core_t >::visit( const ast::QualifiedNameExpr * node ) {
1155 VISIT_START( node );
1156 if ( __visit_children() ) {
1157 guard_symtab guard { *this };
1158 maybe_accept( node, &QualifiedNameExpr::type_decl );
1159 }
1160 VISIT_END( Expr, node );
1161}
1162
1163//--------------------------------------------------------------------------
1164// CastExpr
1165template< typename core_t >
1166const ast::Expr * ast::Pass< core_t >::visit( const ast::CastExpr * node ) {
1167 VISIT_START( node );
1168
1169 if ( __visit_children() ) {
1170 {
1171 guard_symtab guard { *this };
1172 maybe_accept( node, &CastExpr::result );
1173 }
1174 maybe_accept( node, &CastExpr::arg );
1175 }
1176
1177 VISIT_END( Expr, node );
1178}
1179
1180//--------------------------------------------------------------------------
1181// KeywordCastExpr
1182template< typename core_t >
1183const ast::Expr * ast::Pass< core_t >::visit( const ast::KeywordCastExpr * node ) {
1184 VISIT_START( node );
1185
1186 if ( __visit_children() ) {
1187 {
1188 guard_symtab guard { *this };
1189 maybe_accept( node, &KeywordCastExpr::result );
1190 }
1191 maybe_accept( node, &KeywordCastExpr::arg );
1192 }
1193
1194 VISIT_END( Expr, node );
1195}
1196
1197//--------------------------------------------------------------------------
1198// VirtualCastExpr
1199template< typename core_t >
1200const ast::Expr * ast::Pass< core_t >::visit( const ast::VirtualCastExpr * node ) {
1201 VISIT_START( node );
1202
1203 if ( __visit_children() ) {
1204 {
1205 guard_symtab guard { *this };
1206 maybe_accept( node, &VirtualCastExpr::result );
1207 }
1208 maybe_accept( node, &VirtualCastExpr::arg );
1209 }
1210
1211 VISIT_END( Expr, node );
1212}
1213
1214//--------------------------------------------------------------------------
1215// AddressExpr
1216template< typename core_t >
1217const ast::Expr * ast::Pass< core_t >::visit( const ast::AddressExpr * node ) {
1218 VISIT_START( node );
1219
1220 if ( __visit_children() ) {
1221 {
1222 guard_symtab guard { *this };
1223 maybe_accept( node, &AddressExpr::result );
1224 }
1225 maybe_accept( node, &AddressExpr::arg );
1226 }
1227
1228 VISIT_END( Expr, node );
1229}
1230
1231//--------------------------------------------------------------------------
1232// LabelAddressExpr
1233template< typename core_t >
1234const ast::Expr * ast::Pass< core_t >::visit( const ast::LabelAddressExpr * node ) {
1235 VISIT_START( node );
1236
1237 if ( __visit_children() ) {
1238 guard_symtab guard { *this };
1239 maybe_accept( node, &LabelAddressExpr::result );
1240 }
1241
1242 VISIT_END( Expr, node );
1243}
1244
1245//--------------------------------------------------------------------------
1246// UntypedMemberExpr
1247template< typename core_t >
1248const ast::Expr * ast::Pass< core_t >::visit( const ast::UntypedMemberExpr * node ) {
1249 VISIT_START( node );
1250
1251 if ( __visit_children() ) {
1252 {
1253 guard_symtab guard { *this };
1254 maybe_accept( node, &UntypedMemberExpr::result );
1255 }
1256 maybe_accept( node, &UntypedMemberExpr::aggregate );
1257 maybe_accept( node, &UntypedMemberExpr::member );
1258 }
1259
1260 VISIT_END( Expr, node );
1261}
1262
1263//--------------------------------------------------------------------------
1264// MemberExpr
1265template< typename core_t >
1266const ast::Expr * ast::Pass< core_t >::visit( const ast::MemberExpr * node ) {
1267 VISIT_START( node );
1268
1269 if ( __visit_children() ) {
1270 {
1271 guard_symtab guard { *this };
1272 maybe_accept( node, &MemberExpr::result );
1273 }
1274 maybe_accept( node, &MemberExpr::aggregate );
1275 }
1276
1277 VISIT_END( Expr, node );
1278}
1279
1280//--------------------------------------------------------------------------
1281// VariableExpr
1282template< typename core_t >
1283const ast::Expr * ast::Pass< core_t >::visit( const ast::VariableExpr * node ) {
1284 VISIT_START( node );
1285
1286 if ( __visit_children() ) {
1287 guard_symtab guard { *this };
1288 maybe_accept( node, &VariableExpr::result );
1289 }
1290
1291 VISIT_END( Expr, node );
1292}
1293
1294//--------------------------------------------------------------------------
1295// ConstantExpr
1296template< typename core_t >
1297const ast::Expr * ast::Pass< core_t >::visit( const ast::ConstantExpr * node ) {
1298 VISIT_START( node );
1299
1300 if ( __visit_children() ) {
1301 guard_symtab guard { *this };
1302 maybe_accept( node, &ConstantExpr::result );
1303 }
1304
1305 VISIT_END( Expr, node );
1306}
1307
1308//--------------------------------------------------------------------------
1309// SizeofExpr
1310template< typename core_t >
1311const ast::Expr * ast::Pass< core_t >::visit( const ast::SizeofExpr * node ) {
1312 VISIT_START( node );
1313
1314 if ( __visit_children() ) {
1315 {
1316 guard_symtab guard { *this };
1317 maybe_accept( node, &SizeofExpr::result );
1318 }
1319 if ( node->type ) {
1320 maybe_accept( node, &SizeofExpr::type );
1321 } else {
1322 maybe_accept( node, &SizeofExpr::expr );
1323 }
1324 }
1325
1326 VISIT_END( Expr, node );
1327}
1328
1329//--------------------------------------------------------------------------
1330// CountExpr
1331template< typename core_t >
1332const ast::Expr * ast::Pass< core_t >::visit( const ast::CountExpr * node ) {
1333 VISIT_START( node );
1334 if ( __visit_children() ) {
1335 {
1336 guard_symtab guard { *this };
1337 maybe_accept( node, &CountExpr::result );
1338 }
1339 maybe_accept( node, &CountExpr::type );
1340 }
1341 VISIT_END( Expr, node );
1342}
1343
1344//--------------------------------------------------------------------------
1345// AlignofExpr
1346template< typename core_t >
1347const ast::Expr * ast::Pass< core_t >::visit( const ast::AlignofExpr * node ) {
1348 VISIT_START( node );
1349
1350 if ( __visit_children() ) {
1351 {
1352 guard_symtab guard { *this };
1353 maybe_accept( node, &AlignofExpr::result );
1354 }
1355 if ( node->type ) {
1356 maybe_accept( node, &AlignofExpr::type );
1357 } else {
1358 maybe_accept( node, &AlignofExpr::expr );
1359 }
1360 }
1361
1362 VISIT_END( Expr, node );
1363}
1364
1365//--------------------------------------------------------------------------
1366// UntypedOffsetofExpr
1367template< typename core_t >
1368const ast::Expr * ast::Pass< core_t >::visit( const ast::UntypedOffsetofExpr * node ) {
1369 VISIT_START( node );
1370
1371 if ( __visit_children() ) {
1372 {
1373 guard_symtab guard { *this };
1374 maybe_accept( node, &UntypedOffsetofExpr::result );
1375 }
1376 maybe_accept( node, &UntypedOffsetofExpr::type );
1377 }
1378
1379 VISIT_END( Expr, node );
1380}
1381
1382//--------------------------------------------------------------------------
1383// OffsetofExpr
1384template< typename core_t >
1385const ast::Expr * ast::Pass< core_t >::visit( const ast::OffsetofExpr * node ) {
1386 VISIT_START( node );
1387
1388 if ( __visit_children() ) {
1389 {
1390 guard_symtab guard { *this };
1391 maybe_accept( node, &OffsetofExpr::result );
1392 }
1393 maybe_accept( node, &OffsetofExpr::type );
1394 }
1395
1396 VISIT_END( Expr, node );
1397}
1398
1399//--------------------------------------------------------------------------
1400// OffsetPackExpr
1401template< typename core_t >
1402const ast::Expr * ast::Pass< core_t >::visit( const ast::OffsetPackExpr * node ) {
1403 VISIT_START( node );
1404
1405 if ( __visit_children() ) {
1406 {
1407 guard_symtab guard { *this };
1408 maybe_accept( node, &OffsetPackExpr::result );
1409 }
1410 maybe_accept( node, &OffsetPackExpr::type );
1411 }
1412
1413 VISIT_END( Expr, node );
1414}
1415
1416//--------------------------------------------------------------------------
1417// LogicalExpr
1418template< typename core_t >
1419const ast::Expr * ast::Pass< core_t >::visit( const ast::LogicalExpr * node ) {
1420 VISIT_START( node );
1421
1422 if ( __visit_children() ) {
1423 {
1424 guard_symtab guard { *this };
1425 maybe_accept( node, &LogicalExpr::result );
1426 }
1427 maybe_accept( node, &LogicalExpr::arg1 );
1428 maybe_accept( node, &LogicalExpr::arg2 );
1429 }
1430
1431 VISIT_END( Expr, node );
1432}
1433
1434//--------------------------------------------------------------------------
1435// ConditionalExpr
1436template< typename core_t >
1437const ast::Expr * ast::Pass< core_t >::visit( const ast::ConditionalExpr * node ) {
1438 VISIT_START( node );
1439
1440 if ( __visit_children() ) {
1441 {
1442 guard_symtab guard { *this };
1443 maybe_accept( node, &ConditionalExpr::result );
1444 }
1445 maybe_accept( node, &ConditionalExpr::arg1 );
1446 maybe_accept( node, &ConditionalExpr::arg2 );
1447 maybe_accept( node, &ConditionalExpr::arg3 );
1448 }
1449
1450 VISIT_END( Expr, node );
1451}
1452
1453//--------------------------------------------------------------------------
1454// CommaExpr
1455template< typename core_t >
1456const ast::Expr * ast::Pass< core_t >::visit( const ast::CommaExpr * node ) {
1457 VISIT_START( node );
1458
1459 if ( __visit_children() ) {
1460 {
1461 guard_symtab guard { *this };
1462 maybe_accept( node, &CommaExpr::result );
1463 }
1464 maybe_accept( node, &CommaExpr::arg1 );
1465 maybe_accept( node, &CommaExpr::arg2 );
1466 }
1467
1468 VISIT_END( Expr, node );
1469}
1470
1471//--------------------------------------------------------------------------
1472// TypeExpr
1473template< typename core_t >
1474const ast::Expr * ast::Pass< core_t >::visit( const ast::TypeExpr * node ) {
1475 VISIT_START( node );
1476
1477 if ( __visit_children() ) {
1478 {
1479 guard_symtab guard { *this };
1480 maybe_accept( node, &TypeExpr::result );
1481 }
1482 maybe_accept( node, &TypeExpr::type );
1483 }
1484
1485 VISIT_END( Expr, node );
1486}
1487
1488//--------------------------------------------------------------------------
1489// DimensionExpr
1490template< typename core_t >
1491const ast::Expr * ast::Pass< core_t >::visit( const ast::DimensionExpr * node ) {
1492 VISIT_START( node );
1493
1494 if ( __visit_children() ) {
1495 guard_symtab guard { *this };
1496 maybe_accept( node, &DimensionExpr::result );
1497 }
1498
1499 VISIT_END( Expr, node );
1500}
1501
1502//--------------------------------------------------------------------------
1503// AsmExpr
1504template< typename core_t >
1505const ast::Expr * ast::Pass< core_t >::visit( const ast::AsmExpr * node ) {
1506 VISIT_START( node );
1507
1508 if ( __visit_children() ) {
1509 {
1510 guard_symtab guard { *this };
1511 maybe_accept( node, &AsmExpr::result );
1512 }
1513 maybe_accept( node, &AsmExpr::constraint );
1514 maybe_accept( node, &AsmExpr::operand );
1515 }
1516
1517 VISIT_END( Expr, node );
1518}
1519
1520//--------------------------------------------------------------------------
1521// ImplicitCopyCtorExpr
1522template< typename core_t >
1523const ast::Expr * ast::Pass< core_t >::visit( const ast::ImplicitCopyCtorExpr * node ) {
1524 VISIT_START( node );
1525
1526 if ( __visit_children() ) {
1527 {
1528 guard_symtab guard { *this };
1529 maybe_accept( node, &ImplicitCopyCtorExpr::result );
1530 }
1531 maybe_accept( node, &ImplicitCopyCtorExpr::callExpr );
1532 }
1533
1534 VISIT_END( Expr, node );
1535}
1536
1537//--------------------------------------------------------------------------
1538// ConstructorExpr
1539template< typename core_t >
1540const ast::Expr * ast::Pass< core_t >::visit( const ast::ConstructorExpr * node ) {
1541 VISIT_START( node );
1542
1543 if ( __visit_children() ) {
1544 {
1545 guard_symtab guard { *this };
1546 maybe_accept( node, &ConstructorExpr::result );
1547 }
1548 maybe_accept( node, &ConstructorExpr::callExpr );
1549 }
1550
1551 VISIT_END( Expr, node );
1552}
1553
1554//--------------------------------------------------------------------------
1555// CompoundLiteralExpr
1556template< typename core_t >
1557const ast::Expr * ast::Pass< core_t >::visit( const ast::CompoundLiteralExpr * node ) {
1558 VISIT_START( node );
1559
1560 if ( __visit_children() ) {
1561 {
1562 guard_symtab guard { *this };
1563 maybe_accept( node, &CompoundLiteralExpr::result );
1564 }
1565 maybe_accept( node, &CompoundLiteralExpr::init );
1566 }
1567
1568 VISIT_END( Expr, node );
1569}
1570
1571//--------------------------------------------------------------------------
1572// RangeExpr
1573template< typename core_t >
1574const ast::Expr * ast::Pass< core_t >::visit( const ast::RangeExpr * node ) {
1575 VISIT_START( node );
1576
1577 if ( __visit_children() ) {
1578 {
1579 guard_symtab guard { *this };
1580 maybe_accept( node, &RangeExpr::result );
1581 }
1582 maybe_accept( node, &RangeExpr::low );
1583 maybe_accept( node, &RangeExpr::high );
1584 }
1585
1586 VISIT_END( Expr, node );
1587}
1588
1589//--------------------------------------------------------------------------
1590// UntypedTupleExpr
1591template< typename core_t >
1592const ast::Expr * ast::Pass< core_t >::visit( const ast::UntypedTupleExpr * node ) {
1593 VISIT_START( node );
1594
1595 if ( __visit_children() ) {
1596 {
1597 guard_symtab guard { *this };
1598 maybe_accept( node, &UntypedTupleExpr::result );
1599 }
1600 maybe_accept( node, &UntypedTupleExpr::exprs );
1601 }
1602
1603 VISIT_END( Expr, node );
1604}
1605
1606//--------------------------------------------------------------------------
1607// TupleExpr
1608template< typename core_t >
1609const ast::Expr * ast::Pass< core_t >::visit( const ast::TupleExpr * node ) {
1610 VISIT_START( node );
1611
1612 if ( __visit_children() ) {
1613 {
1614 guard_symtab guard { *this };
1615 maybe_accept( node, &TupleExpr::result );
1616 }
1617 maybe_accept( node, &TupleExpr::exprs );
1618 }
1619
1620 VISIT_END( Expr, node );
1621}
1622
1623//--------------------------------------------------------------------------
1624// TupleIndexExpr
1625template< typename core_t >
1626const ast::Expr * ast::Pass< core_t >::visit( const ast::TupleIndexExpr * node ) {
1627 VISIT_START( node );
1628
1629 if ( __visit_children() ) {
1630 {
1631 guard_symtab guard { *this };
1632 maybe_accept( node, &TupleIndexExpr::result );
1633 }
1634 maybe_accept( node, &TupleIndexExpr::tuple );
1635 }
1636
1637 VISIT_END( Expr, node );
1638}
1639
1640//--------------------------------------------------------------------------
1641// TupleAssignExpr
1642template< typename core_t >
1643const ast::Expr * ast::Pass< core_t >::visit( const ast::TupleAssignExpr * node ) {
1644 VISIT_START( node );
1645
1646 if ( __visit_children() ) {
1647 {
1648 guard_symtab guard { *this };
1649 maybe_accept( node, &TupleAssignExpr::result );
1650 }
1651 maybe_accept( node, &TupleAssignExpr::stmtExpr );
1652 }
1653
1654 VISIT_END( Expr, node );
1655}
1656
1657//--------------------------------------------------------------------------
1658// StmtExpr
1659template< typename core_t >
1660const ast::Expr * ast::Pass< core_t >::visit( const ast::StmtExpr * node ) {
1661 VISIT_START( node );
1662
1663 if ( __visit_children() ) {
1664 // don't want statements from outer CompoundStmts to be added to this StmtExpr
1665 // get the stmts that will need to be spliced in
1666 auto stmts_before = __pass::stmtsToAddBefore( core, 0);
1667 auto stmts_after = __pass::stmtsToAddAfter ( core, 0);
1668
1669 // These may be modified by subnode but most be restored once we exit this statemnet.
1670 ValueGuardPtr< const ast::TypeSubstitution * > __old_env( __pass::typeSubs( core, 0 ) );
1671 ValueGuardPtr< typename std::remove_pointer< decltype(stmts_before) >::type > __old_decls_before( stmts_before );
1672 ValueGuardPtr< typename std::remove_pointer< decltype(stmts_after ) >::type > __old_decls_after ( stmts_after );
1673
1674 {
1675 guard_symtab guard { *this };
1676 maybe_accept( node, &StmtExpr::result );
1677 }
1678 maybe_accept( node, &StmtExpr::stmts );
1679 maybe_accept( node, &StmtExpr::returnDecls );
1680 maybe_accept( node, &StmtExpr::dtors );
1681 }
1682
1683 VISIT_END( Expr, node );
1684}
1685
1686//--------------------------------------------------------------------------
1687// UniqueExpr
1688template< typename core_t >
1689const ast::Expr * ast::Pass< core_t >::visit( const ast::UniqueExpr * node ) {
1690 VISIT_START( node );
1691
1692 if ( __visit_children() ) {
1693 {
1694 guard_symtab guard { *this };
1695 maybe_accept( node, &UniqueExpr::result );
1696 }
1697 maybe_accept( node, &UniqueExpr::expr );
1698 }
1699
1700 VISIT_END( Expr, node );
1701}
1702
1703//--------------------------------------------------------------------------
1704// UntypedInitExpr
1705template< typename core_t >
1706const ast::Expr * ast::Pass< core_t >::visit( const ast::UntypedInitExpr * node ) {
1707 VISIT_START( node );
1708
1709 if ( __visit_children() ) {
1710 {
1711 guard_symtab guard { *this };
1712 maybe_accept( node, &UntypedInitExpr::result );
1713 }
1714 maybe_accept( node, &UntypedInitExpr::expr );
1715 // not currently visiting initAlts, but this doesn't matter since this node is only used in the resolver.
1716 }
1717
1718 VISIT_END( Expr, node );
1719}
1720
1721//--------------------------------------------------------------------------
1722// InitExpr
1723template< typename core_t >
1724const ast::Expr * ast::Pass< core_t >::visit( const ast::InitExpr * node ) {
1725 VISIT_START( node );
1726
1727 if ( __visit_children() ) {
1728 {
1729 guard_symtab guard { *this };
1730 maybe_accept( node, &InitExpr::result );
1731 }
1732 maybe_accept( node, &InitExpr::expr );
1733 maybe_accept( node, &InitExpr::designation );
1734 }
1735
1736 VISIT_END( Expr, node );
1737}
1738
1739//--------------------------------------------------------------------------
1740// DeletedExpr
1741template< typename core_t >
1742const ast::Expr * ast::Pass< core_t >::visit( const ast::DeletedExpr * node ) {
1743 VISIT_START( node );
1744
1745 if ( __visit_children() ) {
1746 {
1747 guard_symtab guard { *this };
1748 maybe_accept( node, &DeletedExpr::result );
1749 }
1750 maybe_accept( node, &DeletedExpr::expr );
1751 // don't visit deleteStmt, because it is a pointer to somewhere else in the tree.
1752 }
1753
1754 VISIT_END( Expr, node );
1755}
1756
1757//--------------------------------------------------------------------------
1758// DefaultArgExpr
1759template< typename core_t >
1760const ast::Expr * ast::Pass< core_t >::visit( const ast::DefaultArgExpr * node ) {
1761 VISIT_START( node );
1762
1763 if ( __visit_children() ) {
1764 {
1765 guard_symtab guard { *this };
1766 maybe_accept( node, &DefaultArgExpr::result );
1767 }
1768 maybe_accept( node, &DefaultArgExpr::expr );
1769 }
1770
1771 VISIT_END( Expr, node );
1772}
1773
1774//--------------------------------------------------------------------------
1775// GenericExpr
1776template< typename core_t >
1777const ast::Expr * ast::Pass< core_t >::visit( const ast::GenericExpr * node ) {
1778 VISIT_START( node );
1779
1780 if ( __visit_children() ) {
1781 {
1782 guard_symtab guard { *this };
1783 maybe_accept( node, &GenericExpr::result );
1784 }
1785 maybe_accept( node, &GenericExpr::control );
1786
1787 std::vector<GenericExpr::Association> new_kids;
1788 new_kids.reserve(node->associations.size());
1789 bool mutated = false;
1790 for( const auto & assoc : node->associations ) {
1791 const Type * type = nullptr;
1792 if( assoc.type ) {
1793 guard_symtab guard { *this };
1794 type = assoc.type->accept( *this );
1795 if( type != assoc.type ) mutated = true;
1796 }
1797 const Expr * expr = nullptr;
1798 if( assoc.expr ) {
1799 expr = assoc.expr->accept( *this );
1800 if( expr != assoc.expr ) mutated = true;
1801 }
1802 new_kids.emplace_back( type, expr );
1803 }
1804
1805 if(mutated) {
1806 auto n = __pass::mutate<core_t>(node);
1807 n->associations = std::move( new_kids );
1808 node = n;
1809 }
1810 }
1811
1812 VISIT_END( Expr, node );
1813}
1814
1815//--------------------------------------------------------------------------
1816// VoidType
1817template< typename core_t >
1818const ast::Type * ast::Pass< core_t >::visit( const ast::VoidType * node ) {
1819 VISIT_START( node );
1820
1821 VISIT_END( Type, node );
1822}
1823
1824//--------------------------------------------------------------------------
1825// BasicType
1826template< typename core_t >
1827const ast::Type * ast::Pass< core_t >::visit( const ast::BasicType * node ) {
1828 VISIT_START( node );
1829
1830 VISIT_END( Type, node );
1831}
1832
1833//--------------------------------------------------------------------------
1834// PointerType
1835template< typename core_t >
1836const ast::Type * ast::Pass< core_t >::visit( const ast::PointerType * node ) {
1837 VISIT_START( node );
1838
1839 if ( __visit_children() ) {
1840 maybe_accept( node, &PointerType::dimension );
1841 maybe_accept( node, &PointerType::base );
1842 }
1843
1844 VISIT_END( Type, node );
1845}
1846
1847//--------------------------------------------------------------------------
1848// ArrayType
1849template< typename core_t >
1850const ast::Type * ast::Pass< core_t >::visit( const ast::ArrayType * node ) {
1851 VISIT_START( node );
1852
1853 if ( __visit_children() ) {
1854 maybe_accept( node, &ArrayType::dimension );
1855 maybe_accept( node, &ArrayType::base );
1856 }
1857
1858 VISIT_END( Type, node );
1859}
1860
1861//--------------------------------------------------------------------------
1862// ReferenceType
1863template< typename core_t >
1864const ast::Type * ast::Pass< core_t >::visit( const ast::ReferenceType * node ) {
1865 VISIT_START( node );
1866
1867 if ( __visit_children() ) {
1868 maybe_accept( node, &ReferenceType::base );
1869 }
1870
1871 VISIT_END( Type, node );
1872}
1873
1874//--------------------------------------------------------------------------
1875// QualifiedType
1876template< typename core_t >
1877const ast::Type * ast::Pass< core_t >::visit( const ast::QualifiedType * node ) {
1878 VISIT_START( node );
1879
1880 if ( __visit_children() ) {
1881 maybe_accept( node, &QualifiedType::parent );
1882 maybe_accept( node, &QualifiedType::child );
1883 }
1884
1885 VISIT_END( Type, node );
1886}
1887
1888//--------------------------------------------------------------------------
1889// FunctionType
1890template< typename core_t >
1891const ast::Type * ast::Pass< core_t >::visit( const ast::FunctionType * node ) {
1892 VISIT_START( node );
1893
1894 if ( __visit_children() ) {
1895 // guard_forall_subs forall_guard { *this, node };
1896 // mutate_forall( node );
1897 maybe_accept( node, &FunctionType::assertions );
1898 maybe_accept( node, &FunctionType::returns );
1899 maybe_accept( node, &FunctionType::params );
1900 }
1901
1902 VISIT_END( Type, node );
1903}
1904
1905//--------------------------------------------------------------------------
1906// StructInstType
1907template< typename core_t >
1908const ast::Type * ast::Pass< core_t >::visit( const ast::StructInstType * node ) {
1909 VISIT_START( node );
1910
1911 __pass::symtab::addStructId( core, 0, node->name );
1912
1913 if ( __visit_children() ) {
1914 guard_symtab guard { *this };
1915 maybe_accept( node, &StructInstType::params );
1916 }
1917
1918 VISIT_END( Type, node );
1919}
1920
1921//--------------------------------------------------------------------------
1922// UnionInstType
1923template< typename core_t >
1924const ast::Type * ast::Pass< core_t >::visit( const ast::UnionInstType * node ) {
1925 VISIT_START( node );
1926
1927 __pass::symtab::addUnionId( core, 0, node->name );
1928
1929 if ( __visit_children() ) {
1930 guard_symtab guard { *this };
1931 maybe_accept( node, &UnionInstType::params );
1932 }
1933
1934 VISIT_END( Type, node );
1935}
1936
1937//--------------------------------------------------------------------------
1938// EnumInstType
1939template< typename core_t >
1940const ast::Type * ast::Pass< core_t >::visit( const ast::EnumInstType * node ) {
1941 VISIT_START( node );
1942
1943 if ( __visit_children() ) {
1944 maybe_accept( node, &EnumInstType::params );
1945 }
1946
1947 VISIT_END( Type, node );
1948}
1949
1950//--------------------------------------------------------------------------
1951// TraitInstType
1952template< typename core_t >
1953const ast::Type * ast::Pass< core_t >::visit( const ast::TraitInstType * node ) {
1954 VISIT_START( node );
1955
1956 if ( __visit_children() ) {
1957 maybe_accept( node, &TraitInstType::params );
1958 }
1959
1960 VISIT_END( Type, node );
1961}
1962
1963//--------------------------------------------------------------------------
1964// TypeInstType
1965template< typename core_t >
1966const ast::Type * ast::Pass< core_t >::visit( const ast::TypeInstType * node ) {
1967 VISIT_START( node );
1968
1969 if ( __visit_children() ) {
1970 {
1971 maybe_accept( node, &TypeInstType::params );
1972 }
1973 // ensure that base re-bound if doing substitution
1974 __pass::forall::replace( core, 0, node );
1975 }
1976
1977 VISIT_END( Type, node );
1978}
1979
1980//--------------------------------------------------------------------------
1981// TupleType
1982template< typename core_t >
1983const ast::Type * ast::Pass< core_t >::visit( const ast::TupleType * node ) {
1984 VISIT_START( node );
1985
1986 if ( __visit_children() ) {
1987 maybe_accept( node, &TupleType::types );
1988 }
1989
1990 VISIT_END( Type, node );
1991}
1992
1993//--------------------------------------------------------------------------
1994// TypeofType
1995template< typename core_t >
1996const ast::Type * ast::Pass< core_t >::visit( const ast::TypeofType * node ) {
1997 VISIT_START( node );
1998
1999 if ( __visit_children() ) {
2000 maybe_accept( node, &TypeofType::expr );
2001 }
2002
2003 VISIT_END( Type, node );
2004}
2005
2006//--------------------------------------------------------------------------
2007// VTableType
2008template< typename core_t >
2009const ast::Type * ast::Pass< core_t >::visit( const ast::VTableType * node ) {
2010 VISIT_START( node );
2011
2012 if ( __visit_children() ) {
2013 maybe_accept( node, &VTableType::base );
2014 }
2015
2016 VISIT_END( Type, node );
2017}
2018
2019//--------------------------------------------------------------------------
2020// VarArgsType
2021template< typename core_t >
2022const ast::Type * ast::Pass< core_t >::visit( const ast::VarArgsType * node ) {
2023 VISIT_START( node );
2024
2025 VISIT_END( Type, node );
2026}
2027
2028//--------------------------------------------------------------------------
2029// ZeroType
2030template< typename core_t >
2031const ast::Type * ast::Pass< core_t >::visit( const ast::ZeroType * node ) {
2032 VISIT_START( node );
2033
2034 VISIT_END( Type, node );
2035}
2036
2037//--------------------------------------------------------------------------
2038// OneType
2039template< typename core_t >
2040const ast::Type * ast::Pass< core_t >::visit( const ast::OneType * node ) {
2041 VISIT_START( node );
2042
2043 VISIT_END( Type, node );
2044}
2045
2046//--------------------------------------------------------------------------
2047// GlobalScopeType
2048template< typename core_t >
2049const ast::Type * ast::Pass< core_t >::visit( const ast::GlobalScopeType * node ) {
2050 VISIT_START( node );
2051
2052 VISIT_END( Type, node );
2053}
2054
2055
2056//--------------------------------------------------------------------------
2057// Designation
2058template< typename core_t >
2059const ast::Designation * ast::Pass< core_t >::visit( const ast::Designation * node ) {
2060 VISIT_START( node );
2061
2062 if ( __visit_children() ) {
2063 maybe_accept( node, &Designation::designators );
2064 }
2065
2066 VISIT_END( Designation, node );
2067}
2068
2069//--------------------------------------------------------------------------
2070// SingleInit
2071template< typename core_t >
2072const ast::Init * ast::Pass< core_t >::visit( const ast::SingleInit * node ) {
2073 VISIT_START( node );
2074
2075 if ( __visit_children() ) {
2076 maybe_accept_top( node, &SingleInit::value );
2077 }
2078
2079 VISIT_END( Init, node );
2080}
2081
2082//--------------------------------------------------------------------------
2083// ListInit
2084template< typename core_t >
2085const ast::Init * ast::Pass< core_t >::visit( const ast::ListInit * node ) {
2086 VISIT_START( node );
2087
2088 if ( __visit_children() ) {
2089 maybe_accept( node, &ListInit::designations );
2090 maybe_accept( node, &ListInit::initializers );
2091 }
2092
2093 VISIT_END( Init, node );
2094}
2095
2096//--------------------------------------------------------------------------
2097// ConstructorInit
2098template< typename core_t >
2099const ast::Init * ast::Pass< core_t >::visit( const ast::ConstructorInit * node ) {
2100 VISIT_START( node );
2101
2102 if ( __visit_children() ) {
2103 maybe_accept( node, &ConstructorInit::ctor );
2104 maybe_accept( node, &ConstructorInit::dtor );
2105 maybe_accept( node, &ConstructorInit::init );
2106 }
2107
2108 VISIT_END( Init, node );
2109}
2110
2111//--------------------------------------------------------------------------
2112// Attribute
2113template< typename core_t >
2114const ast::Attribute * ast::Pass< core_t >::visit( const ast::Attribute * node ) {
2115 VISIT_START( node );
2116
2117 if ( __visit_children() ) {
2118 maybe_accept( node, &Attribute::params );
2119 }
2120
2121 VISIT_END( Attribute, node );
2122}
2123
2124//--------------------------------------------------------------------------
2125// TypeSubstitution
2126template< typename core_t >
2127const ast::TypeSubstitution * ast::Pass< core_t >::visit( const ast::TypeSubstitution * node ) {
2128 VISIT_START( node );
2129
2130 if ( __visit_children() ) {
2131 bool mutated = false;
2132 ast::TypeSubstitution::TypeMap new_map;
2133 for ( const auto & p : node->typeMap ) {
2134 guard_symtab guard { *this };
2135 auto new_node = p.second->accept( *this );
2136 if (new_node != p.second) mutated = true;
2137 new_map.insert({ p.first, new_node });
2138 }
2139 if (mutated) {
2140 auto new_node = __pass::mutate<core_t>( node );
2141 new_node->typeMap.swap( new_map );
2142 node = new_node;
2143 }
2144 }
2145
2146 VISIT_END( TypeSubstitution, node );
2147}
2148
2149#undef __pedantic_pass_assertf
2150#undef __pedantic_pass_assert
2151#undef VISIT_START
2152#undef VISIT_END
Note: See TracBrowser for help on using the repository browser.