source: src/AST/Print.cpp@ 3c1e432

Last change on this file since 3c1e432 was 446dde5, checked in by Andrew Beach <ajbeach@…>, 7 months ago

Removed two unused fields from StmtExpr, returnDecls and dtors, and refactored computeResult to set resultExpr when it can be found at that time.
  • Property mode set to 100644
File size: 42.4 KB
Line 
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//
7// Print.cpp -- Print an AST (or sub-tree) to a stream.
8//
9// Author : Thierry Delisle
10// Created On : Tue May 21 16:20:15 2019
11// Last Modified By :
12// Last Modified On :
13// Update Count :
14//
15
16#include "Print.hpp"
17
18#include "Attribute.hpp"
19#include "Decl.hpp"
20#include "Expr.hpp"
21#include "Init.hpp"
22#include "Stmt.hpp"
23#include "Type.hpp"
24#include "TypeSubstitution.hpp"
25#include "CompilationState.hpp"
26#include "Common/Iterate.hpp"
27
28using namespace std;
29
30namespace ast {
31
32namespace {
33
34template<typename C, typename... T>
35constexpr array<C, sizeof...(T)> make_array( T&&... values ) {
36 return array<C, sizeof...(T)>{ std::forward<T>( values )... };
37}
38
39namespace Names {
40 static constexpr auto FuncSpecifiers = make_array<const char*>(
41 "inline", "_Noreturn", "fortran"
42 );
43
44 static constexpr auto StorageClasses = make_array<const char*>(
45 "extern", "static", "auto", "register", "__thread", "_Thread_local"
46 );
47
48 static constexpr auto Qualifiers = make_array<const char*>(
49 "const", "restrict", "volatile", "mutex", "_Atomic"
50 );
51}
52
53template<typename bits_t, size_t N>
54void print( ostream & os, const bits_t & bits,
55 const array<const char *, N> & names ) {
56 if ( !bits.any() ) return;
57 for ( size_t i = 0 ; i < N ; i += 1 ) {
58 if ( bits[i] ) {
59 os << names[i] << ' ';
60 }
61 }
62}
63
64class Printer final : public Visitor {
65public:
66 ostream & os;
67 Indenter indent;
68 bool short_mode;
69
70 Printer(ostream & os, Indenter indent, bool short_mode) : os( os ), indent( indent ), short_mode(short_mode) {}
71
72private:
73 template< typename C >
74 void printAll( const C & c ) {
75 for ( const auto & i : c ) {
76 if ( i ) {
77 os << indent;
78 i->accept( *this );
79 // need an endl after each element because it's not
80 // easy to know when each individual item should end
81 os << endl;
82 } // if
83 } // for
84 }
85
86 /// call if mandatory field is missing
87 void undefined() {
88 os << "UNDEFINED";
89 }
90
91 /// call for fields that should be mandatory
92 void safe_print( const ast::Node * n ) {
93 if ( n ) n->accept( *this );
94 else undefined();
95 }
96
97 /// call to print short form. Incorporates features of safe_print()
98 void short_print( const ast::Decl * n ) {
99 if ( ! n ) { undefined(); return; }
100 bool old_short = short_mode; short_mode = true;
101 n->accept( *this );
102 short_mode = old_short;
103 }
104
105 void print( const std::vector<ast::Label> & labels ) {
106 if ( labels.empty() ) return;
107 os << indent << "... Labels: {";
108 bool isFirst = true;
109 for ( const Label & l : labels ) {
110 if ( isFirst ) { isFirst = false; } else { os << ","; }
111 os << l;
112 }
113 os << "}" << endl;
114 }
115
116 void print( const ast::Expr::InferUnion & inferred, unsigned level = 0 ) {
117 if (inferred.data.resnSlots && !inferred.data.resnSlots->empty()) {
118 os << indent << "with " << inferred.data.resnSlots->size()
119 << " pending inference slots" << endl;
120 }
121 if (inferred.data.inferParams && !inferred.data.inferParams->empty()) {
122 os << indent << "with inferred parameters " << level << ":" << endl;
123 ++indent;
124 for ( const auto & i : *inferred.data.inferParams ) {
125 os << indent;
126 short_print( i.second.declptr );
127 os << endl;
128 print( i.second.expr->inferred, level+1 );
129 }
130 --indent;
131 }
132 }
133
134 void print( const ast::FunctionType::ForallList & forall ) {
135 if ( forall.empty() ) return;
136 os << "forall" << endl;
137 ++indent;
138 printAll( forall );
139 os << indent;
140 --indent;
141 }
142
143 void print( const ast::FunctionType::AssertionList & assts ) {
144 if (assts.empty()) return;
145 os << "with assertions" << endl;
146 ++indent;
147 printAll(assts);
148 os << indent;
149 --indent;
150 }
151
152 void print( const std::vector<ptr<Attribute>> & attrs ) {
153 if ( attrs.empty() ) return;
154 os << "with attributes" << endl;
155 ++indent;
156 printAll( attrs );
157 --indent;
158 }
159
160 void print( const std::vector<ptr<Expr>> & params ) {
161 if ( params.empty() ) return;
162 os << endl << indent << "... with parameters" << endl;
163 ++indent;
164 printAll( params );
165 --indent;
166 }
167
168 void print( const ast::AggregateDecl * node ) {
169 os << node->typeString() << " " << node->name;
170
171 if ( ! short_mode && node->linkage != Linkage::Cforall ) {
172 os << " " << Linkage::name( node->linkage );
173 }
174
175 auto ptrToEnum = dynamic_cast<const ast::EnumDecl *>(node);
176 if ( ! short_mode && ptrToEnum && ptrToEnum->base ) {
177 os << endl << indent << "... with base type" << endl;
178 ++indent;
179 os << indent;
180 ptrToEnum->base->accept( *this );
181 --indent;
182 }
183
184 os << " " << (node->body ? "with" : "without") << " body";
185
186 if ( ! node->params.empty() ) {
187 os << endl << indent << "... with parameters" << endl;
188 ++indent;
189 printAll( node->params );
190 --indent;
191 }
192
193 if ( ! short_mode && ! node->members.empty() ) {
194 os << endl << indent << "... with members" << endl;
195 ++indent;
196 printAll( node->members );
197 --indent;
198 }
199
200 if ( ! short_mode && ! node->attributes.empty() ) {
201 os << endl << indent << "... with attributes" << endl;
202 ++indent;
203 printAll( node->attributes );
204 --indent;
205 }
206
207
208
209 os << endl;
210 }
211
212 void print( const ast::WaitStmt * node ) {
213 if ( node->timeout_time ) {
214 os << indent-1 << "timeout of:" << endl;
215 node->timeout_time->accept( *this );
216
217 if ( node->timeout_stmt ) {
218 os << indent-1 << "... with statment:" << endl;
219 node->timeout_stmt->accept( *this );
220 }
221
222 if ( node->timeout_cond ) {
223 os << indent-1 << "... with condition:" << endl;
224 node->timeout_cond->accept( *this );
225 }
226 }
227
228 if ( node->else_stmt ) {
229 os << indent-1 << "else:" << endl;
230 node->else_stmt->accept( *this );
231
232 if ( node->else_cond ) {
233 os << indent-1 << "... with condition:" << endl;
234 node->else_cond->accept( *this );
235 }
236 }
237 }
238
239 void preprint( const ast::NamedTypeDecl * node ) {
240 if ( ! node->name.empty() ) {
241 os << node->name << ": ";
242 }
243
244 if ( ! short_mode && node->linkage != Linkage::Cforall ) {
245 os << Linkage::name( node->linkage ) << " ";
246 }
247
248 ast::print( os, node->storage );
249 os << node->typeString();
250
251 if ( node->base ) {
252 os << " for ";
253 ++indent;
254 node->base->accept( *this );
255 --indent;
256 }
257
258 if ( ! node->assertions.empty() ) {
259 os << endl << indent << "... with assertions" << endl;
260 ++indent;
261 printAll( node->assertions );
262 --indent;
263 }
264 }
265
266 void postprint( const ast::Expr * node ) {
267 print( node->inferred );
268
269 if ( node->result ) {
270 os << endl << indent << "... with resolved type:" << endl;
271 ++indent;
272 os << indent;
273 node->result->accept( *this );
274 --indent;
275 }
276
277 if ( node->env ) {
278 os << endl << indent << "... with environment:" << endl;
279 ++indent;
280 node->env->accept( *this );
281 --indent;
282 }
283
284 if ( node->extension ) {
285 os << endl << indent << "... with extension";
286 }
287 }
288
289 void preprint( const ast::Type * node ) {
290 ast::print( os, node->qualifiers );
291 }
292
293 void preprint( const ast::FunctionType * node ) {
294 print( node->forall );
295 print( node->assertions );
296 ast::print( os, node->qualifiers );
297 }
298
299 void preprint( const ast::BaseInstType * node ) {
300 print( node->attributes );
301 ast::print( os, node->qualifiers );
302 }
303
304public:
305 virtual const ast::DeclWithType * visit( const ast::ObjectDecl * node ) override final {
306 if ( ! node->name.empty() ) os << node->name << ": ";
307
308 if ( ! short_mode && node->linkage != Linkage::Cforall ) {
309 os << Linkage::name( node->linkage ) << " ";
310 }
311
312 ast::print( os, node->storage );
313
314 if ( node->type ) {
315 node->type->accept( *this );
316 } else {
317 os << "untyped entity";
318 }
319
320 if ( ! short_mode && node->init ) {
321 ++indent;
322 os << " with initializer (" << (
323 node->init->maybeConstructed
324 ? "maybe constructed"
325 : "not constructed"
326 ) << ")" << endl << indent;
327 node->init->accept( *this );
328 --indent;
329 os << endl;
330 }
331
332 if ( ! short_mode && ! node->attributes.empty() ) {
333 os << endl << indent << "... with attributes:" << endl;
334 ++indent;
335 printAll( node->attributes );
336 --indent;
337 }
338
339 if ( node->bitfieldWidth ) {
340 os << indent << " with bitfield width ";
341 node->bitfieldWidth->accept( *this );
342 }
343
344 return node;
345 }
346
347 virtual const ast::DeclWithType * visit( const ast::FunctionDecl * node ) override final {
348 if ( !node->name.empty() ) os << node->name << ": ";
349
350 if ( ! short_mode && node->linkage != Linkage::Cforall ) {
351 os << Linkage::name( node->linkage ) << " ";
352 }
353
354 if ( ! short_mode ) printAll( node->attributes );
355
356 ast::print( os, node->storage );
357 ast::print( os, node->funcSpec );
358
359 if ( node->type && node->isTypeFixed ) {
360 node->type->accept( *this );
361 } else {
362 if (!node->type_params.empty()) {
363 os << "forall" << endl;
364 ++indent;
365 printAll(node->type_params);
366 os << indent;
367 --indent;
368
369 if (!node->assertions.empty()) {
370 os << "with assertions" << endl;
371 ++indent;
372 printAll(node->assertions);
373 os << indent;
374 --indent;
375 }
376 }
377
378 os << "function" << endl;
379 if ( ! node->params.empty() ) {
380 os << indent << "... with parameters" << endl;
381 ++indent;
382 printAll( node->params );
383 if ( node->type->isVarArgs ) {
384 os << indent << "and a variable number of other arguments" << endl;
385 }
386 --indent;
387 } else if ( node->type->isVarArgs ) {
388 os << indent+1 << "accepting unspecified arguments" << endl;
389 }
390
391 os << indent << "... returning";
392 if ( node->returns.empty() ) {
393 os << " nothing" << endl;
394 } else {
395 os << endl;
396 ++indent;
397 printAll( node->returns );
398 --indent;
399 }
400 }
401
402 if ( ! node->withExprs.empty() ) {
403 // Not with a clause, but the 'with clause'.
404 ++indent;
405 os << " with clause" << endl << indent;
406 printAll( node->withExprs );
407 --indent;
408 }
409
410 if ( ! short_mode && node->stmts ) {
411 ++indent;
412 os << " with body" << endl << indent;
413 node->stmts->accept( *this );
414 --indent;
415 }
416
417 return node;
418 }
419
420 virtual const ast::Decl * visit( const ast::StructDecl * node ) override final {
421 print(node);
422 return node;
423 }
424
425 virtual const ast::DeclWithType * visit( const ast::InlineMemberDecl * node ) override final {
426 os << "inline ";
427 if ( ! node->name.empty() ) os << node->name;
428
429 return node;
430 }
431
432 virtual const ast::Decl * visit( const ast::UnionDecl * node ) override final {
433 print(node);
434 return node;
435 }
436
437 virtual const ast::Decl * visit( const ast::EnumDecl * node ) override final {
438 print(node);
439 return node;
440 }
441
442 virtual const ast::Decl * visit( const ast::TraitDecl * node ) override final {
443 print(node);
444 return node;
445 }
446
447 virtual const ast::Decl * visit( const ast::TypeDecl * node ) override final {
448 preprint( node );
449 if ( ! short_mode && node->init ) {
450 os << endl << indent << "with type initializer: ";
451 ++indent;
452 node->init->accept( *this );
453 --indent;
454 }
455
456 return node;
457 }
458
459 virtual const ast::Decl * visit( const ast::TypedefDecl * node ) override final {
460 preprint( node );
461 return node;
462 }
463
464 virtual const ast::AsmDecl * visit( const ast::AsmDecl * node ) override final {
465 safe_print( node->stmt );
466 return node;
467 }
468
469 virtual const ast::DirectiveDecl * visit( const ast::DirectiveDecl * node ) override final {
470 safe_print( node->stmt );
471 return node;
472 }
473
474 virtual const ast::StaticAssertDecl * visit( const ast::StaticAssertDecl * node ) override final {
475 os << "Static Assert with condition: ";
476 ++indent;
477 safe_print( node->cond );
478 os << endl << indent-1 << "and message: ";
479 safe_print( node->msg );
480 --indent;
481 os << endl;
482
483 return node;
484 }
485
486 virtual const ast::CompoundStmt * visit( const ast::CompoundStmt * node ) override final {
487 os << "Compound Statement:" << endl;
488 ++indent;
489 printAll( node->kids );
490 --indent;
491 return node;
492 }
493
494 virtual const ast::Stmt * visit( const ast::ExprStmt * node ) override final {
495 ++indent;
496 os << "Expression Statement:" << endl << indent;
497 safe_print( node->expr );
498 --indent;
499 return node;
500 }
501
502 virtual const ast::Stmt * visit( const ast::AsmStmt * node ) override final {
503 os << "Assembler Statement:" << endl;
504 ++indent;
505 os << indent-1 << "instruction:" << endl << indent;
506 safe_print( node->instruction );
507 if ( ! node->output.empty() ) {
508 os << endl << indent << "output:" << endl;
509 printAll( node->output );
510 } // if
511 if ( ! node->input.empty() ) {
512 os << indent << "input:" << endl;
513 printAll( node->input );
514 } // if
515 if ( ! node->clobber.empty() ) {
516 os << indent << "clobber:" << endl;
517 printAll( node->clobber );
518 } // if
519 --indent;
520 return node;
521 }
522
523 virtual const ast::Stmt * visit( const ast::DirectiveStmt * node ) override final {
524 os << "GCC Directive: " << node->directive << endl;
525 return node;
526 }
527
528 virtual const ast::Stmt * visit( const ast::IfStmt * node ) override final {
529 os << "If on condition:" << endl;
530 ++indent;
531 os << indent;
532 safe_print( node->cond );
533 --indent;
534
535 if ( ! node->inits.empty() ) {
536 os << indent << "... with initialization:" << endl;
537 ++indent;
538 for ( const ast::Stmt * stmt : node->inits ) {
539 os << indent;
540 safe_print( stmt );
541 }
542 --indent;
543 os << endl;
544 }
545
546 os << indent << "... then:" << endl;
547
548 ++indent;
549 os << indent;
550 safe_print( node->then );
551 --indent;
552
553 if ( node->else_ != 0 ) {
554 os << indent << "... else:" << endl;
555 ++indent;
556 os << indent;
557 node->else_->accept( *this );
558 --indent;
559 } // if
560 return node;
561 }
562
563 virtual const ast::Stmt * visit( const ast::WhileDoStmt * node ) override final {
564 if ( node->isDoWhile ) { os << "Do-"; }
565 os << "While on condition:" << endl;
566 ++indent;
567 safe_print( node->cond );
568
569 if ( ! node->inits.empty() ) {
570 os << indent-1 << "... with inits:" << endl;
571 printAll( node->inits );
572 }
573
574 os << indent-1 << "... with body:" << endl;
575 safe_print( node->body );
576
577 if ( node->else_ ) {
578 os << indent-1 << "... with else:" << endl;
579 os << indent;
580 node->else_->accept( *this );
581 }
582
583 --indent;
584
585 return node;
586 }
587
588 virtual const ast::Stmt * visit( const ast::ForStmt * node ) override final {
589 os << "For Statement" << endl;
590
591 if ( ! node->inits.empty() ) {
592 os << indent << "... initialization:" << endl;
593 ++indent;
594 for ( const ast::Stmt * stmt : node->inits ) {
595 os << indent+1;
596 safe_print( stmt );
597 }
598 --indent;
599 }
600
601 if ( node->cond ) {
602 os << indent << "... condition:" << endl;
603 ++indent;
604 os << indent;
605 node->cond->accept( *this );
606 --indent;
607 }
608
609 if ( node->inc ) {
610 os << indent << "... increment:" << endl;
611 ++indent;
612 os << indent;
613 node->inc->accept( *this );
614 --indent;
615 }
616
617 if ( node->body ) {
618 os << indent << "... with body:" << endl;
619 ++indent;
620 os << indent;
621 node->body->accept( *this );
622 --indent;
623 }
624
625 if ( node->else_ ) {
626 os << indent << "... with else:" << endl;
627 ++indent;
628 os << indent;
629 node->else_->accept( *this );
630 --indent;
631 }
632
633 os << endl;
634 print( node->labels );
635
636 return node;
637 }
638
639 virtual const ast::Stmt * visit( const ast::ForeachStmt * node ) override final {
640 os << "Range for Statement" << endl;
641
642 if ( ! node->inits.empty() ) {
643 os << indent << "... initialization:" << endl;
644 ++indent;
645 for ( const ast::Stmt * stmt : node->inits ) {
646 os << indent+1;
647 safe_print( stmt );
648 }
649 --indent;
650 }
651
652 if ( node->isIncreasing ) {
653 os << indent << "increasing" << endl;
654 } else {
655 os << indent << "decreasing" << endl;
656 }
657
658 if ( !node->range ) {
659 os << indent << "... over range:" << endl;
660 ++indent;
661 node->range->accept( *this );
662 --indent;
663 }
664
665 if ( node->body ) {
666 os << indent << "... with body:" << endl;
667 ++indent;
668 os << indent;
669 node->body->accept( *this );
670 --indent;
671 }
672
673 if ( node->else_ ) {
674 os << indent << "... with else:" << endl;
675 ++indent;
676 os << indent;
677 node->else_->accept( *this );
678 --indent;
679 }
680
681 os << endl;
682 print( node->labels );
683
684 return node;
685 }
686
687 virtual const ast::Stmt * visit( const ast::SwitchStmt * node ) override final {
688 os << "Switch on condition: ";
689 safe_print( node->cond );
690 os << endl;
691
692 ++indent;
693 for ( const ast::CaseClause * stmt : node->cases ) {
694 stmt->accept( *this );
695 }
696 --indent;
697
698 return node;
699 }
700
701 virtual const ast::CaseClause * visit( const ast::CaseClause * node ) override final {
702 if ( node->isDefault() ) {
703 os << indent << "Default ";
704 } else {
705 os << indent << "Case ";
706 safe_print( node->cond );
707 } // if
708 os << endl;
709
710 ++indent;
711 for ( const ast::Stmt * stmt : node->stmts ) {
712 os << indent;
713 stmt->accept( *this );
714 }
715 --indent;
716
717 return node;
718 }
719
720 virtual const ast::Stmt * visit( const ast::BranchStmt * node ) override final {
721 os << "Branch (" << node->kindName() << ")" << endl;
722 ++indent;
723 if ( ! node->target.empty() ) {
724 os << indent << "with target: " << node->target << endl;
725 }
726
727 if ( ! node->originalTarget.empty() ) {
728 os << indent << "with original target: " << node->originalTarget << endl;
729 }
730
731 if ( node->computedTarget ) {
732 os << indent << "with computed target: ";
733 node->computedTarget->accept( *this );
734 os << endl;
735 }
736 --indent;
737
738 return node;
739 }
740
741 virtual const ast::Stmt * visit( const ast::ReturnStmt * node ) override final {
742 os << "Return Statement, returning";
743 if ( node->expr ) {
744 ++indent;
745 os << ":" << endl << indent;
746 node->expr->accept( *this );
747 --indent;
748 } else {
749 os << " void";
750 }
751 os << endl;
752
753 return node;
754 }
755
756 virtual const ast::Stmt * visit( const ast::ThrowStmt * node ) override final {
757 if ( node->target ) os << "Non-Local ";
758
759 switch( node->kind ) {
760 case ast::ExceptionKind::Terminate: os << "Terminate "; break;
761 case ast::ExceptionKind::Resume: os << "Resume "; break;
762 }
763
764 ++indent;
765 os << "Throw Statement, raising: ";
766 safe_print( node->expr );
767 if ( node->target ) {
768 os << "... at: ";
769 node->target->accept( *this );
770 }
771 --indent;
772
773 return node;
774 }
775
776 virtual const ast::Stmt * visit( const ast::TryStmt * node ) override final {
777 ++indent;
778 os << "Try Statement" << endl << indent-1
779 << "... with block:" << endl << indent;
780 safe_print( node->body );
781
782 os << indent-1 << "... and handlers:" << endl;
783 for ( const ast::CatchClause * stmt : node->handlers ) {
784 os << indent;
785 stmt->accept( *this );
786 }
787
788 if ( node->finally ) {
789 os << indent-1 << "... and finally:" << endl << indent;
790 node->finally->accept( *this );
791 }
792 --indent;
793
794 return node;
795 }
796
797 virtual const ast::CatchClause * visit( const ast::CatchClause * node ) override final {
798 os << "Catch ";
799 switch ( node->kind ) {
800 case ast::ExceptionKind::Terminate: os << "Terminate "; break;
801 case ast::ExceptionKind::Resume: os << "Resume "; break;
802 }
803 os << "Statement" << endl << indent;
804
805 ++indent;
806 os << "... catching: ";
807 short_print( node->decl );
808 os << endl;
809
810 if ( node->cond ) {
811 os << indent-1 << "... with conditional:" << endl << indent;
812 node->cond->accept( *this );
813 }
814
815 os << indent-1 << "... with block:" << endl << indent;
816 safe_print( node->body );
817 --indent;
818
819 return node;
820 }
821
822 virtual const ast::FinallyClause * visit( const ast::FinallyClause * node ) override final {
823 os << "Finally Statement" << endl;
824 os << indent << "... with block:" << endl;
825 ++indent;
826 os << indent;
827 safe_print( node->body );
828 --indent;
829
830 return node;
831 }
832
833 virtual const ast::Stmt * visit( const ast::SuspendStmt * node ) override final {
834 os << "Suspend Statement";
835 switch (node->kind) {
836 case ast::SuspendStmt::None : os << " with implicit target"; break;
837 case ast::SuspendStmt::Generator: os << " for generator"; break;
838 case ast::SuspendStmt::Coroutine: os << " for coroutine"; break;
839 }
840 os << endl;
841
842 ++indent;
843 if(node->then) {
844 os << indent << " with post statement :" << endl;
845 safe_print( node->then );
846 }
847 ++indent;
848
849 return node;
850 }
851
852 virtual const ast::WhenClause * visit( const ast::WhenClause * node ) override final {
853 os << indent-1 << "target: ";
854 safe_print( node->target );
855
856 if ( node->stmt ) {
857 os << indent-1 << "... with statment:" << endl;
858 node->stmt->accept( *this );
859 }
860
861 if ( node->when_cond ) {
862 os << indent-1 << "... with when condition:" << endl;
863 node->when_cond->accept( *this );
864 }
865
866 return node;
867 }
868
869 virtual const ast::Stmt * visit( const ast::WaitForStmt * node ) override final {
870 os << "Waitfor Statement" << endl;
871 indent += 2;
872 for( const auto & clause : node->clauses ) {
873 clause->accept( *this );
874 }
875
876 if ( node->timeout_time ) {
877 os << indent-1 << "timeout of:" << endl;
878 node->timeout_time->accept( *this );
879
880 if ( node->timeout_stmt ) {
881 os << indent-1 << "... with statment:" << endl;
882 node->timeout_stmt->accept( *this );
883 }
884
885 if ( node->timeout_cond ) {
886 os << indent-1 << "... with condition:" << endl;
887 node->timeout_cond->accept( *this );
888 }
889 }
890
891 if ( node->else_stmt ) {
892 os << indent-1 << "else:" << endl;
893 node->else_stmt->accept( *this );
894
895 if ( node->else_cond ) {
896 os << indent-1 << "... with condition:" << endl;
897 node->else_cond->accept( *this );
898 }
899 }
900
901 return node;
902 }
903
904 virtual const ast::WaitForClause * visit( const ast::WaitForClause * node ) override final {
905 os << indent-1 << "target function: ";
906 safe_print( node->target );
907
908 if ( !node->target_args.empty() ) {
909 os << endl << indent-1 << "... with arguments:" << endl;
910 for( const ast::Expr * arg : node->target_args ) {
911 arg->accept( *this );
912 }
913 }
914
915 if ( node->stmt ) {
916 os << indent-1 << "... with statment:" << endl;
917 node->stmt->accept( *this );
918 }
919
920 if ( node->when_cond ) {
921 os << indent-1 << "... with condition:" << endl;
922 node->when_cond->accept( *this );
923 }
924
925 return node;
926 }
927
928 virtual const ast::Stmt * visit( const ast::WaitUntilStmt * node ) override final {
929 os << "Waituntil Statement" << endl;
930 indent += 2;
931 for( const auto & clause : node->clauses ) {
932 clause->accept( *this );
933 }
934 // calls print( const ast::WaitStmt * node )
935 print(node);
936 return node;
937 }
938
939 virtual const ast::Decl * visit( const ast::WithStmt * node ) override final {
940 os << "With statement" << endl;
941 os << indent << "... with expressions:" << endl;
942 ++indent;
943 printAll( node->exprs );
944 os << indent-1 << "... with statement:" << endl << indent;
945 safe_print( node->stmt );
946 --indent;
947
948 return node;
949 }
950
951 virtual const ast::NullStmt * visit( const ast::NullStmt * node ) override final {
952 os << "Null Statement" << endl;
953 print( node->labels );
954
955 return node;
956 }
957
958 virtual const ast::Stmt * visit( const ast::DeclStmt * node ) override final {
959 os << "Declaration of ";
960 safe_print( node->decl );
961
962 return node;
963 }
964
965 virtual const ast::Stmt * visit( const ast::ImplicitCtorDtorStmt * node ) override final {
966 os << "Implicit Ctor Dtor Statement" << endl;
967 os << indent << "... with Ctor/Dtor: ";
968 ++indent;
969 safe_print( node->callStmt );
970 --indent;
971 os << endl;
972
973 return node;
974 }
975
976 virtual const ast::Stmt * visit( const ast::MutexStmt * node ) override final {
977 os << "Mutex Statement" << endl;
978 os << indent << "... with Mutex Parameters: ";
979 ++indent;
980 printAll( node->mutexObjs );
981 --indent;
982 os << indent << "... with Statement: ";
983 ++indent;
984 safe_print( node->stmt );
985 --indent;
986 os << endl;
987
988 return node;
989 }
990
991 virtual const ast::Stmt * visit( const ast::CorunStmt * node ) override final {
992 os << "Corun Statement" << endl;
993 os << indent << "... with Statement: ";
994 ++indent;
995 safe_print( node->stmt );
996 --indent;
997 os << endl;
998
999 return node;
1000 }
1001
1002 virtual const ast::Stmt * visit( const ast::CoforStmt * node ) override final {
1003 os << "Cofor Statement" << endl;
1004
1005 if ( ! node->inits.empty() ) {
1006 os << indent << "... initialization:" << endl;
1007 ++indent;
1008 for ( const ast::Stmt * stmt : node->inits ) {
1009 os << indent+1;
1010 safe_print( stmt );
1011 }
1012 --indent;
1013 }
1014
1015 if ( node->cond ) {
1016 os << indent << "... condition:" << endl;
1017 ++indent;
1018 os << indent;
1019 node->cond->accept( *this );
1020 --indent;
1021 }
1022
1023 if ( node->inc ) {
1024 os << indent << "... increment:" << endl;
1025 ++indent;
1026 os << indent;
1027 node->inc->accept( *this );
1028 --indent;
1029 }
1030
1031 if ( node->body ) {
1032 os << indent << "... with body:" << endl;
1033 ++indent;
1034 os << indent;
1035 node->body->accept( *this );
1036 --indent;
1037 }
1038 os << endl;
1039 print( node->labels );
1040
1041 return node;
1042 }
1043
1044 virtual const ast::Expr * visit( const ast::ApplicationExpr * node ) override final {
1045 ++indent;
1046 os << "Application of" << endl << indent;
1047 safe_print( node->func );
1048 os << endl;
1049 if ( ! node->args.empty() ) {
1050 os << indent << "... to arguments" << endl;
1051 printAll( node->args );
1052 }
1053 --indent;
1054 postprint( node );
1055
1056 return node;
1057 }
1058
1059 virtual const ast::Expr * visit( const ast::UntypedExpr * node ) override final {
1060 ++indent;
1061 os << "Applying untyped:" << endl;
1062 os << indent;
1063 safe_print( node->func );
1064 os << endl << indent-1 << "...to:" << endl;
1065 printAll( node->args );
1066 --indent;
1067 postprint( node );
1068
1069 return node;
1070 }
1071
1072 virtual const ast::Expr * visit( const ast::NameExpr * node ) override final {
1073 os << "Name: " << node->name;
1074 postprint( node );
1075
1076 return node;
1077 }
1078
1079 virtual const ast::Expr * visit( const ast::QualifiedNameExpr * node ) override final {
1080 os << "QualifiedNameExpr: " << std::endl;
1081 os << ++indent << "Type: ";
1082 safe_print( node->type_decl );
1083 os << std::endl;
1084 os << indent << "Name: " << node->name << std::endl;
1085 --indent;
1086 postprint( node );
1087 return node;
1088 }
1089
1090 virtual const ast::Expr * visit( const ast::AddressExpr * node ) override final {
1091 os << "Address of:" << endl;
1092 ++indent;
1093 os << indent;
1094 safe_print( node->arg );
1095
1096 --indent;
1097
1098 return node;
1099 }
1100
1101 virtual const ast::Expr * visit( const ast::LabelAddressExpr * node ) override final {
1102 os << "Address of label:" << node->arg;
1103
1104 return node;
1105 }
1106
1107 virtual const ast::Expr * visit( const ast::CastExpr * node ) override final {
1108 ++indent;
1109 os << (node->isGenerated ? "Generated" : "Explicit") << " Cast of:" << endl << indent;
1110 safe_print( node->arg );
1111 os << endl << indent-1 << "... to:";
1112 if ( ! node->result ) {
1113 os << " ";
1114 undefined();
1115 } else if ( node->result->isVoid() ) {
1116 os << " nothing";
1117 } else {
1118 os << endl << indent;
1119 node->result->accept( *this );
1120 } // if
1121 --indent;
1122 postprint( node );
1123
1124 return node;
1125 }
1126
1127 virtual const ast::Expr * visit( const ast::KeywordCastExpr * node ) override final {
1128 ++indent;
1129 os << "Keyword Cast of:" << endl << indent;
1130 safe_print( node->arg );
1131 --indent;
1132 os << endl << indent << "... to: " << node->targetString();
1133 postprint( node );
1134
1135 return node;
1136 }
1137
1138 virtual const ast::Expr * visit( const ast::VirtualCastExpr * node ) override final {
1139 ++indent;
1140 os << "Virtual Cast of:" << endl << indent;
1141 safe_print( node->arg );
1142 os << endl << indent-1 << "... to:";
1143 if ( ! node->result ) {
1144 os << " unknown";
1145 } else {
1146 os << endl << indent;
1147 node->result->accept( *this );
1148 }
1149 --indent;
1150 postprint( node );
1151
1152 return node;
1153 }
1154
1155 virtual const ast::Expr * visit( const ast::UntypedMemberExpr * node ) override final {
1156 ++indent;
1157 os << "Untyped Member Expression, with field: " << endl << indent;
1158 safe_print( node->member );
1159 os << indent-1 << "... from aggregate:" << endl << indent;
1160 safe_print( node->aggregate );
1161 --indent;
1162 postprint( node );
1163
1164 return node;
1165 }
1166
1167 virtual const ast::Expr * visit( const ast::MemberExpr * node ) override final {
1168 ++indent;
1169 os << "Member Expression, with field:" << endl << indent;
1170 safe_print( node->member );
1171 os << endl << indent-1 << "... from aggregate:" << endl << indent;
1172 safe_print( node->aggregate );
1173 --indent;
1174 postprint( node );
1175
1176 return node;
1177 }
1178
1179 virtual const ast::Expr * visit( const ast::VariableExpr * node ) override final {
1180 os << "Variable Expression: ";
1181 short_print( node->var );
1182 postprint( node );
1183
1184 return node;
1185 }
1186
1187 virtual const ast::Expr * visit( const ast::ConstantExpr * node ) override final {
1188 os << "Constant Expression (" << node->rep;
1189 if ( node->result ) {
1190 os << ": ";
1191 node->result->accept( *this );
1192 }
1193 os << ")";
1194 postprint( node );
1195
1196 return node;
1197 }
1198
1199 virtual const ast::Expr * visit( const ast::SizeofExpr * node ) override final {
1200 os << "Sizeof Expression on: ";
1201 ++indent;
1202 node->type->accept( *this );
1203 --indent;
1204 postprint( node );
1205
1206 return node;
1207 }
1208
1209 virtual const ast::Expr * visit( const ast::CountofExpr * node ) override final {
1210 os << "Count Expression on: ";
1211 ++indent;
1212 safe_print( node->type );
1213 --indent;
1214 postprint( node );
1215 return node;
1216 }
1217
1218 virtual const ast::Expr * visit( const ast::AlignofExpr * node ) override final {
1219 os << "Alignof Expression on: ";
1220 ++indent;
1221 node->type->accept( *this );
1222 --indent;
1223 postprint( node );
1224
1225 return node;
1226 }
1227
1228 virtual const ast::Expr * visit( const ast::UntypedOffsetofExpr * node ) override final {
1229 os << "Untyped Offsetof Expression on member " << node->member << " of ";
1230 ++indent;
1231 safe_print( node->type );
1232 --indent;
1233 postprint( node );
1234
1235 return node;
1236 }
1237
1238 virtual const ast::Expr * visit( const ast::OffsetofExpr * node ) override final {
1239 os << "Offsetof Expression on member " << node->member->name << " of ";
1240 ++indent;
1241 safe_print( node->type );
1242 --indent;
1243 postprint( node );
1244
1245 return node;
1246 }
1247
1248 virtual const ast::Expr * visit( const ast::OffsetPackExpr * node ) override final {
1249 os << "Offset Pack Expression on: ";
1250 ++indent;
1251 safe_print( node->type );
1252 --indent;
1253 postprint( node );
1254
1255 return node;
1256 }
1257
1258 virtual const ast::Expr * visit( const ast::LogicalExpr * node ) override final {
1259 os << "Short-circuited operation (" << (node->isAnd ? "and" : "or") << ") on: ";
1260 safe_print( node->arg1 );
1261 os << " and ";
1262 safe_print( node->arg2 );
1263 postprint( node );
1264
1265 return node;
1266 }
1267
1268 virtual const ast::Expr * visit( const ast::ConditionalExpr * node ) override final {
1269 ++indent;
1270 os << "Conditional expression on:" << endl << indent;
1271 safe_print( node->arg1 );
1272 os << indent-1 << "First alternative:" << endl << indent;
1273 safe_print( node->arg2 );
1274 os << indent-1 << "Second alternative:" << endl << indent;
1275 safe_print( node->arg3 );
1276 --indent;
1277 postprint( node );
1278
1279 return node;
1280 }
1281
1282 virtual const ast::Expr * visit( const ast::CommaExpr * node ) override final {
1283 ++indent;
1284 os << "Comma Expression:" << endl << indent;
1285 safe_print( node->arg1 );
1286 os << endl << indent;
1287 safe_print( node->arg2 );
1288 --indent;
1289 postprint( node );
1290
1291 return node;
1292 }
1293
1294 virtual const ast::Expr * visit( const ast::TypeExpr * node ) override final {
1295 safe_print( node->type );
1296 postprint( node );
1297
1298 return node;
1299 }
1300
1301 virtual const ast::Expr * visit( const ast::DimensionExpr * node ) override final {
1302 os << "Type-Sys Value: " << node->name;
1303 postprint( node );
1304
1305 return node;
1306 }
1307
1308 virtual const ast::Expr * visit( const ast::AsmExpr * node ) override final {
1309 os << "Asm Expression:" << endl;
1310 ++indent;
1311 if ( !node->inout.empty() ) os << "[" << node->inout << "] ";
1312 if ( node->constraint ) node->constraint->accept( *this );
1313 if ( node->operand ) node->operand->accept( *this );
1314 --indent;
1315
1316 return node;
1317 }
1318
1319 virtual const ast::Expr * visit( const ast::ImplicitCopyCtorExpr * node ) override final {
1320 ++indent;
1321 os << "Implicit Copy Constructor Expression:" << endl << indent;
1322 safe_print( node->callExpr );
1323 --indent;
1324 postprint( node );
1325
1326 return node;
1327 }
1328
1329 virtual const ast::Expr * visit( const ast::ConstructorExpr * node ) override final {
1330 os << "Constructor Expression:" << endl << indent+1;
1331 indent += 2;
1332 safe_print( node->callExpr );
1333 indent -= 2;
1334 postprint( node );
1335
1336 return node;
1337 }
1338
1339 virtual const ast::Expr * visit( const ast::CompoundLiteralExpr * node ) override final {
1340 ++indent;
1341 os << "Compound Literal Expression: " << endl << indent;
1342 safe_print( node->result );
1343 os << indent;
1344 safe_print( node->init );
1345 --indent;
1346 postprint( node );
1347
1348 return node;
1349 }
1350
1351 virtual const ast::Expr * visit( const ast::RangeExpr * node ) override final {
1352 os << "Range Expression: ";
1353 safe_print( node->low );
1354 os << " ... ";
1355 safe_print( node->high );
1356 postprint( node );
1357
1358 return node;
1359 }
1360
1361 virtual const ast::Expr * visit( const ast::UntypedTupleExpr * node ) override final {
1362 os << "Untyped Tuple:" << endl;
1363 ++indent;
1364 printAll( node->exprs );
1365 --indent;
1366 postprint( node );
1367
1368 return node;
1369 }
1370
1371 virtual const ast::Expr * visit( const ast::TupleExpr * node ) override final {
1372 os << "Tuple:" << endl;
1373 ++indent;
1374 printAll( node->exprs );
1375 --indent;
1376 postprint( node );
1377
1378 return node;
1379 }
1380
1381 virtual const ast::Expr * visit( const ast::TupleIndexExpr * node ) override final {
1382 os << "Tuple Index Expression, with tuple:" << endl;
1383 ++indent;
1384 os << indent;
1385 safe_print( node->tuple );
1386 os << indent << "with index: " << node->index << endl;
1387 --indent;
1388 postprint( node );
1389
1390 return node;
1391 }
1392
1393 virtual const ast::Expr * visit( const ast::TupleAssignExpr * node ) override final {
1394 os << "Tuple Assignment Expression, with stmt expr:" << endl;
1395 ++indent;
1396 os << indent;
1397 safe_print( node->stmtExpr );
1398 --indent;
1399 postprint( node );
1400
1401 return node;
1402 }
1403
1404 virtual const ast::Expr * visit( const ast::StmtExpr * node ) override final {
1405 ++indent;
1406 os << "Statement Expression:" << endl << indent;
1407 safe_print( node->stmts );
1408 --indent;
1409 postprint( node );
1410
1411 return node;
1412 }
1413
1414 virtual const ast::Expr * visit( const ast::UniqueExpr * node ) override final {
1415 ++indent;
1416 os << "Unique Expression with id: " << node->id << endl << indent;
1417 safe_print( node->expr );
1418 if ( node->object ) {
1419 os << indent-1 << "... with decl: ";
1420 short_print( node->object );
1421 }
1422 --indent;
1423 postprint( node );
1424
1425 return node;
1426 }
1427
1428 virtual const ast::Expr * visit( const ast::UntypedInitExpr * node ) override final {
1429 ++indent;
1430 os << "Untyped Init Expression" << endl << indent;
1431 safe_print( node->expr );
1432 if ( ! node->initAlts.empty() ) {
1433 for ( const InitAlternative & alt : node->initAlts ) {
1434 os << indent << "InitAlternative: ";
1435 safe_print( alt.type );
1436 safe_print( alt.designation );
1437 }
1438 }
1439 --indent;
1440
1441 return node;
1442 }
1443
1444 virtual const ast::Expr * visit( const ast::InitExpr * node ) override final {
1445 ++indent;
1446 os << "Init Expression" << endl << indent;
1447 safe_print( node->expr );
1448 os << indent << "... with designation: ";
1449 safe_print( node->designation );
1450 --indent;
1451
1452 return node;
1453 }
1454
1455 virtual const ast::Expr * visit( const ast::DeletedExpr * node ) override final {
1456 ++indent;
1457 os << "Deleted Expression" << endl << indent;
1458 safe_print( node->expr );
1459 os << endl << indent << "... deleted by: ";
1460 safe_print( node->deleteStmt );
1461 --indent;
1462
1463 return node;
1464 }
1465
1466 virtual const ast::Expr * visit( const ast::DefaultArgExpr * node ) override final {
1467 ++indent;
1468 os << "Default Argument Expression" << endl << indent;
1469 safe_print( node->expr );
1470 --indent;
1471
1472 return node;
1473 }
1474
1475 virtual const ast::Expr * visit( const ast::GenericExpr * node ) override final {
1476 ++indent;
1477 os << "C11 _Generic Expression" << endl << indent;
1478 safe_print( node->control );
1479 os << endl << indent << "... with associations:" << endl;
1480 for ( const auto & assoc : node->associations ) {
1481 os << indent;
1482 if ( assoc.type ) {
1483 os << "... type: ";
1484 assoc.type->accept( *this );
1485 os << endl << indent << "... expression: ";
1486 safe_print( assoc.expr );
1487 } else {
1488 os << "... default: ";
1489 safe_print( assoc.expr );
1490 }
1491 os << endl;
1492 }
1493 --indent;
1494
1495 return node;
1496 }
1497
1498 virtual const ast::Type * visit( const ast::VoidType * node ) override final {
1499 preprint( node );
1500 os << "void";
1501 return node;
1502 }
1503
1504 virtual const ast::Type * visit( const ast::BasicType * node ) override final {
1505 preprint( node );
1506 os << ast::BasicType::typeNames[ node->kind ];
1507 return node;
1508 }
1509
1510 virtual const ast::Type * visit( const ast::PointerType * node ) override final {
1511 preprint( node );
1512 if ( ! node->isArray() ) {
1513 os << "pointer to ";
1514 safe_print( node->base );
1515 } else {
1516 os << "decayed ";
1517 if ( node->isStatic ) {
1518 os << "static ";
1519 }
1520
1521 if ( node->isVarLen ) {
1522 os << "variable length array of ";
1523 } else if ( node->dimension ) {
1524 os << "array of ";
1525 } else {
1526 os << "open array of ";
1527 }
1528
1529 safe_print( node->base );
1530
1531 if ( node->dimension ) {
1532 os << " with dimension of ";
1533 node->dimension->accept( *this );
1534 }
1535 }
1536
1537 return node;
1538 }
1539
1540 virtual const ast::Type * visit( const ast::ArrayType * node ) override final {
1541 preprint( node );
1542 if ( node->isStatic ) {
1543 os << "static ";
1544 }
1545
1546 if ( node->isVarLen ) {
1547 os << "variable length array of ";
1548 } else if ( node->dimension ) {
1549 os << "array of ";
1550 } else {
1551 os << "open array of ";
1552 }
1553
1554 safe_print( node->base );
1555
1556 if ( node->dimension ) {
1557 os << " with dimension of ";
1558 node->dimension->accept( *this );
1559 }
1560
1561 return node;
1562 }
1563
1564 virtual const ast::Type * visit( const ast::ReferenceType * node ) override final {
1565 preprint( node );
1566 os << "reference to ";
1567 safe_print( node->base );
1568
1569 return node;
1570 }
1571
1572 virtual const ast::Type * visit( const ast::QualifiedType * node ) override final {
1573 preprint( node );
1574 ++indent;
1575 os << "Qualified Type:" << endl << indent;
1576 safe_print( node->parent );
1577 os << endl << indent;
1578 safe_print( node->child );
1579 os << endl;
1580 --indent;
1581
1582 return node;
1583 }
1584
1585 virtual const ast::Type * visit( const ast::FunctionType * node ) override final {
1586 preprint( node );
1587
1588 os << "function" << endl;
1589 if ( ! node->params.empty() ) {
1590 os << indent << "... with parameters" << endl;
1591 ++indent;
1592 printAll( node->params );
1593 if ( node->isVarArgs ) {
1594 os << indent << "and a variable number of other arguments" << endl;
1595 }
1596 --indent;
1597 } else if ( node->isVarArgs ) {
1598 os << indent+1 << "accepting unspecified arguments" << endl;
1599 }
1600
1601 os << indent << "... returning";
1602 if ( node->returns.empty() ) {
1603 os << " nothing" << endl;
1604 } else {
1605 os << endl;
1606 ++indent;
1607 printAll( node->returns );
1608 --indent;
1609 }
1610
1611 return node;
1612 }
1613
1614 virtual const ast::Type * visit( const ast::StructInstType * node ) override final {
1615 preprint( node );
1616 os << "instance of struct " << node->name;
1617 if ( node->base ) {
1618 os << " " << ( node->base->body ? "with" : "without" ) << " body";
1619 }
1620 print( node->params );
1621
1622 return node;
1623 }
1624
1625 virtual const ast::Type * visit( const ast::UnionInstType * node ) override final {
1626 preprint( node );
1627 os << "instance of union " << node->name;
1628 if ( node->base ) {
1629 os << " " << ( node->base->body ? "with" : "without" ) << " body";
1630 }
1631 print( node->params );
1632
1633 return node;
1634 }
1635
1636 virtual const ast::Type * visit( const ast::EnumInstType * node ) override final {
1637 preprint( node );
1638 os << "instance of enum " << node->name;
1639 if ( node->base ) {
1640 os << " " << ( node->base->body ? "with" : "without" ) << " body";
1641 }
1642 print( node->params );
1643
1644 return node;
1645 }
1646
1647 virtual const ast::Type * visit( const ast::TraitInstType * node ) override final {
1648 preprint( node );
1649 os << "instance of trait " << node->name;
1650 print( node->params );
1651
1652 return node;
1653 }
1654
1655 virtual const ast::Type * visit( const ast::TypeInstType * node ) override final {
1656 preprint( node );
1657 const auto & _name = deterministic_output && isUnboundType(node) ? "[unbound]" : node->typeString();
1658 os << "instance of type " << _name
1659 << " (" << (node->kind == ast::TypeDecl::Ftype ? "" : "not ") << "function type)";
1660 print( node->params );
1661
1662 return node;
1663 }
1664
1665 virtual const ast::Type * visit( const ast::TupleType * node ) override final {
1666 preprint( node );
1667 os << "tuple of types" << endl;
1668 ++indent;
1669 printAll( node->types );
1670 --indent;
1671
1672 return node;
1673 }
1674
1675 virtual const ast::Type * visit( const ast::TypeofType * node ) override final {
1676 preprint( node );
1677 if ( node->kind == ast::TypeofType::Basetypeof ) { os << "base-"; }
1678 os << "type-of expression ";
1679 safe_print( node->expr );
1680
1681 return node;
1682 }
1683
1684 virtual const ast::Type * visit( const ast::VTableType * node ) override final {
1685 preprint( node );
1686 os << "vtable for ";
1687 safe_print( node->base );
1688
1689 return node;
1690 }
1691
1692 virtual const ast::Type * visit( const ast::VarArgsType * node ) override final {
1693 preprint( node );
1694 os << "builtin var args pack";
1695 return node;
1696 }
1697
1698 virtual const ast::Type * visit( const ast::ZeroType * node ) override final {
1699 preprint( node );
1700 os << "zero_t";
1701 return node;
1702 }
1703
1704 virtual const ast::Type * visit( const ast::OneType * node ) override final {
1705 preprint( node );
1706 os << "one_t";
1707 return node;
1708 }
1709
1710 virtual const ast::Type * visit( const ast::GlobalScopeType * node ) override final {
1711 preprint( node );
1712 os << "Global Scope Type";
1713 return node;
1714 }
1715
1716 virtual const ast::Designation * visit( const ast::Designation * node ) override final {
1717 if ( node->designators.empty() ) return node;
1718 os << "... designated by: " << endl;
1719 ++indent;
1720 for ( const ast::Expr * d : node->designators ) {
1721 os << indent;
1722 d->accept( *this );
1723 os << endl;
1724 }
1725 --indent;
1726 return node;
1727 }
1728
1729 virtual const ast::Init * visit( const ast::SingleInit * node ) override final {
1730 os << "Simple Initializer: ";
1731 safe_print( node->value );
1732 return node;
1733 }
1734
1735 virtual const ast::Init * visit( const ast::ListInit * node ) override final {
1736 os << "Compound initializer: " << endl;
1737 ++indent;
1738 for ( auto p : group_iterate( node->designations, node->initializers ) ) {
1739 const ast::Designation * d = std::get<0>(p);
1740 const ast::Init * init = std::get<1>(p);
1741 os << indent;
1742 init->accept( *this );
1743 os << endl;
1744 if ( ! d->designators.empty() ) {
1745 os << indent;
1746 d->accept( *this );
1747 }
1748 }
1749 --indent;
1750 return node;
1751 }
1752
1753 virtual const ast::Init * visit( const ast::ConstructorInit * node ) override final {
1754 os << "Constructor initializer: " << endl;
1755 if ( node->ctor ) {
1756 os << indent << "... initially constructed with ";
1757 ++indent;
1758 node->ctor->accept( *this );
1759 --indent;
1760 }
1761
1762 if ( node->dtor ) {
1763 os << indent << "... destructed with ";
1764 ++indent;
1765 node->dtor->accept( *this );
1766 --indent;
1767 }
1768
1769 if ( node->init ) {
1770 os << indent << "... with fallback C-style initializer: ";
1771 ++indent;
1772 node->init->accept( *this );
1773 --indent;
1774 }
1775 return node;
1776 }
1777
1778 virtual const ast::Attribute * visit( const ast::Attribute * node ) override final {
1779 if ( node->empty() ) return node;
1780 os << "Attribute with name: " << node->name;
1781 if ( node->params.empty() ) return node;
1782 os << " with parameters: " << endl;
1783 ++indent;
1784 printAll( node->params );
1785 --indent;
1786 return node;
1787 }
1788
1789 virtual const ast::TypeSubstitution * visit( const ast::TypeSubstitution * node ) override final {
1790 os << indent << "Types:" << endl;
1791 for ( const auto& i : *node ) {
1792 os << indent+1 << i.first.typeString() << " -> ";
1793 indent += 2;
1794 safe_print( i.second );
1795 indent -= 2;
1796 os << endl;
1797 }
1798 return node;
1799 }
1800
1801};
1802
1803} // namespace
1804
1805void print( ostream & os, const ast::Node * node, Indenter indent ) {
1806 Printer printer { os, indent, false };
1807 node->accept(printer);
1808}
1809
1810void printShort( ostream & os, const ast::Decl * node, Indenter indent ) {
1811 Printer printer { os, indent, true };
1812 node->accept(printer);
1813}
1814
1815void print( ostream & os, Function::Specs specs ) {
1816 print( os, specs, Names::FuncSpecifiers );
1817}
1818
1819void print( ostream & os, Storage::Classes storage ) {
1820 print( os, storage, Names::StorageClasses );
1821}
1822
1823void print( ostream & os, CV::Qualifiers qualifiers ) {
1824 print( os, qualifiers, Names::Qualifiers );
1825}
1826
1827} // namespace ast
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