| [0dd3a2f] | 1 | // | 
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|  | 2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo | 
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|  | 3 | // | 
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|  | 4 | // The contents of this file are covered under the licence agreement in the | 
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|  | 5 | // file "LICENCE" distributed with Cforall. | 
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|  | 6 | // | 
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| [71f4e4f] | 7 | // Visitor.h -- | 
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| [0dd3a2f] | 8 | // | 
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|  | 9 | // Author           : Richard C. Bilson | 
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|  | 10 | // Created On       : Mon May 18 07:44:20 2015 | 
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| [a5f0529] | 11 | // Last Modified By : Andrew Beach | 
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|  | 12 | // Last Modified On : Mon Jul 24 16:28:00 2017 | 
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|  | 13 | // Update Count     : 13 | 
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| [0dd3a2f] | 14 | // | 
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|  | 15 |  | 
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| [6b0b624] | 16 | #pragma once | 
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| [51b73452] | 17 |  | 
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| [ea6332d] | 18 | #include "Common/SemanticError.h"  // for SemanticError | 
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|  | 19 | #include "SynTree.h"               // for AST nodes | 
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| [51b73452] | 20 |  | 
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| [d9a0e76] | 21 | class Visitor { | 
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|  | 22 | protected: | 
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| [a8a2b0a] | 23 | Visitor() = default; | 
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|  | 24 | virtual ~Visitor() = default; | 
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| [d9a0e76] | 25 | public: | 
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| [dba6db9] | 26 | // visit: Default implementation of all functions visits the children | 
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| [8b11840] | 27 | // of the given syntax node, but performs no other action. | 
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| [dba6db9] | 28 |  | 
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| [cfaf9be] | 29 | virtual void visit( ObjectDecl * objectDecl ) = 0; | 
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|  | 30 | virtual void visit( FunctionDecl * functionDecl ) = 0; | 
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|  | 31 | virtual void visit( StructDecl * aggregateDecl ) = 0; | 
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|  | 32 | virtual void visit( UnionDecl * aggregateDecl ) = 0; | 
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|  | 33 | virtual void visit( EnumDecl * aggregateDecl ) = 0; | 
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|  | 34 | virtual void visit( TraitDecl * aggregateDecl ) = 0; | 
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|  | 35 | virtual void visit( TypeDecl * typeDecl ) = 0; | 
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|  | 36 | virtual void visit( TypedefDecl * typeDecl ) = 0; | 
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|  | 37 | virtual void visit( AsmDecl * asmDecl ) = 0; | 
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| [f6e3e34] | 38 | virtual void visit( StaticAssertDecl * assertDecl ) = 0; | 
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| [0dd3a2f] | 39 |  | 
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| [cfaf9be] | 40 | virtual void visit( CompoundStmt * compoundStmt ) = 0; | 
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|  | 41 | virtual void visit( ExprStmt * exprStmt ) = 0; | 
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|  | 42 | virtual void visit( AsmStmt * asmStmt ) = 0; | 
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| [cc32d83] | 43 | virtual void visit( DirectiveStmt * directiveStmt ) = 0; | 
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| [cfaf9be] | 44 | virtual void visit( IfStmt * ifStmt ) = 0; | 
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|  | 45 | virtual void visit( WhileStmt * whileStmt ) = 0; | 
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|  | 46 | virtual void visit( ForStmt * forStmt ) = 0; | 
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|  | 47 | virtual void visit( SwitchStmt * switchStmt ) = 0; | 
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|  | 48 | virtual void visit( CaseStmt * caseStmt ) = 0; | 
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|  | 49 | virtual void visit( BranchStmt * branchStmt ) = 0; | 
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|  | 50 | virtual void visit( ReturnStmt * returnStmt ) = 0; | 
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|  | 51 | virtual void visit( ThrowStmt * throwStmt ) = 0; | 
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|  | 52 | virtual void visit( TryStmt * tryStmt ) = 0; | 
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|  | 53 | virtual void visit( CatchStmt * catchStmt ) = 0; | 
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|  | 54 | virtual void visit( FinallyStmt * finallyStmt ) = 0; | 
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|  | 55 | virtual void visit( WaitForStmt * waitforStmt ) = 0; | 
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|  | 56 | virtual void visit( WithStmt * withStmt ) = 0; | 
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|  | 57 | virtual void visit( NullStmt * nullStmt ) = 0; | 
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|  | 58 | virtual void visit( DeclStmt * declStmt ) = 0; | 
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|  | 59 | virtual void visit( ImplicitCtorDtorStmt * impCtorDtorStmt ) = 0; | 
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| [0dd3a2f] | 60 |  | 
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| [cfaf9be] | 61 | virtual void visit( ApplicationExpr * applicationExpr ) = 0; | 
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|  | 62 | virtual void visit( UntypedExpr * untypedExpr ) = 0; | 
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|  | 63 | virtual void visit( NameExpr * nameExpr ) = 0; | 
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|  | 64 | virtual void visit( CastExpr * castExpr ) = 0; | 
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| [9a705dc8] | 65 | virtual void visit( KeywordCastExpr * castExpr ) = 0; | 
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| [cfaf9be] | 66 | virtual void visit( VirtualCastExpr * castExpr ) = 0; | 
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|  | 67 | virtual void visit( AddressExpr * addressExpr ) = 0; | 
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|  | 68 | virtual void visit( LabelAddressExpr * labAddressExpr ) = 0; | 
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|  | 69 | virtual void visit( UntypedMemberExpr * memberExpr ) = 0; | 
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|  | 70 | virtual void visit( MemberExpr * memberExpr ) = 0; | 
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|  | 71 | virtual void visit( VariableExpr * variableExpr ) = 0; | 
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|  | 72 | virtual void visit( ConstantExpr * constantExpr ) = 0; | 
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|  | 73 | virtual void visit( SizeofExpr * sizeofExpr ) = 0; | 
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|  | 74 | virtual void visit( AlignofExpr * alignofExpr ) = 0; | 
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|  | 75 | virtual void visit( UntypedOffsetofExpr * offsetofExpr ) = 0; | 
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|  | 76 | virtual void visit( OffsetofExpr * offsetofExpr ) = 0; | 
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|  | 77 | virtual void visit( OffsetPackExpr * offsetPackExpr ) = 0; | 
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|  | 78 | virtual void visit( AttrExpr * attrExpr ) = 0; | 
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|  | 79 | virtual void visit( LogicalExpr * logicalExpr ) = 0; | 
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|  | 80 | virtual void visit( ConditionalExpr * conditionalExpr ) = 0; | 
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|  | 81 | virtual void visit( CommaExpr * commaExpr ) = 0; | 
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|  | 82 | virtual void visit( TypeExpr * typeExpr ) = 0; | 
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|  | 83 | virtual void visit( AsmExpr * asmExpr ) = 0; | 
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|  | 84 | virtual void visit( ImplicitCopyCtorExpr * impCpCtorExpr ) = 0; | 
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|  | 85 | virtual void visit( ConstructorExpr *  ctorExpr ) = 0; | 
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|  | 86 | virtual void visit( CompoundLiteralExpr * compLitExpr ) = 0; | 
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|  | 87 | virtual void visit( RangeExpr * rangeExpr ) = 0; | 
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|  | 88 | virtual void visit( UntypedTupleExpr * tupleExpr ) = 0; | 
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|  | 89 | virtual void visit( TupleExpr * tupleExpr ) = 0; | 
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|  | 90 | virtual void visit( TupleIndexExpr * tupleExpr ) = 0; | 
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|  | 91 | virtual void visit( TupleAssignExpr * assignExpr ) = 0; | 
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|  | 92 | virtual void visit( StmtExpr *  stmtExpr ) = 0; | 
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|  | 93 | virtual void visit( UniqueExpr *  uniqueExpr ) = 0; | 
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|  | 94 | virtual void visit( UntypedInitExpr *  initExpr ) = 0; | 
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|  | 95 | virtual void visit( InitExpr *  initExpr ) = 0; | 
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| [44b4114] | 96 | virtual void visit( DeletedExpr * delExpr ) = 0; | 
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| [0f79853] | 97 | virtual void visit( DefaultArgExpr * argExpr ) = 0; | 
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| [d807ca28] | 98 | virtual void visit( GenericExpr * genExpr ) = 0; | 
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| [0dd3a2f] | 99 |  | 
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| [cfaf9be] | 100 | virtual void visit( VoidType * basicType ) = 0; | 
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|  | 101 | virtual void visit( BasicType * basicType ) = 0; | 
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|  | 102 | virtual void visit( PointerType * pointerType ) = 0; | 
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|  | 103 | virtual void visit( ArrayType * arrayType ) = 0; | 
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|  | 104 | virtual void visit( ReferenceType * refType ) = 0; | 
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|  | 105 | virtual void visit( FunctionType * functionType ) = 0; | 
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|  | 106 | virtual void visit( StructInstType * aggregateUseType ) = 0; | 
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|  | 107 | virtual void visit( UnionInstType * aggregateUseType ) = 0; | 
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|  | 108 | virtual void visit( EnumInstType * aggregateUseType ) = 0; | 
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|  | 109 | virtual void visit( TraitInstType * aggregateUseType ) = 0; | 
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|  | 110 | virtual void visit( TypeInstType * aggregateUseType ) = 0; | 
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|  | 111 | virtual void visit( TupleType * tupleType ) = 0; | 
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|  | 112 | virtual void visit( TypeofType * typeofType ) = 0; | 
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|  | 113 | virtual void visit( AttrType * attrType ) = 0; | 
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|  | 114 | virtual void visit( VarArgsType * varArgsType ) = 0; | 
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|  | 115 | virtual void visit( ZeroType * zeroType ) = 0; | 
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|  | 116 | virtual void visit( OneType * oneType ) = 0; | 
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| [0dd3a2f] | 117 |  | 
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| [cfaf9be] | 118 | virtual void visit( Designation * designation ) = 0; | 
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|  | 119 | virtual void visit( SingleInit * singleInit ) = 0; | 
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|  | 120 | virtual void visit( ListInit * listInit ) = 0; | 
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|  | 121 | virtual void visit( ConstructorInit * ctorInit ) = 0; | 
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| [0dd3a2f] | 122 |  | 
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| [cfaf9be] | 123 | virtual void visit( Subrange * subrange ) = 0; | 
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| [0dd3a2f] | 124 |  | 
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| [cfaf9be] | 125 | virtual void visit( Constant * constant ) = 0; | 
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| [5ea7a22] | 126 |  | 
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| [cfaf9be] | 127 | virtual void visit( Attribute * attribute ) = 0; | 
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| [51b73452] | 128 | }; | 
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|  | 129 |  | 
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|  | 130 | template< typename TreeType, typename VisitorType > | 
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| [d9a0e76] | 131 | inline void maybeAccept( TreeType *tree, VisitorType &visitor ) { | 
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| [0dd3a2f] | 132 | if ( tree ) { | 
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|  | 133 | tree->accept( visitor ); | 
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|  | 134 | } | 
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| [51b73452] | 135 | } | 
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|  | 136 |  | 
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|  | 137 | template< typename Container, typename VisitorType > | 
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| [d9a0e76] | 138 | inline void acceptAll( Container &container, VisitorType &visitor ) { | 
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| [a16764a6] | 139 | SemanticErrorException errors; | 
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| [0dd3a2f] | 140 | for ( typename Container::iterator i = container.begin(); i != container.end(); ++i ) { | 
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|  | 141 | try { | 
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|  | 142 | if ( *i ) { | 
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|  | 143 | (*i)->accept( visitor ); | 
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|  | 144 | } | 
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| [a16764a6] | 145 | } catch( SemanticErrorException &e ) { | 
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| [0dd3a2f] | 146 | errors.append( e ); | 
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|  | 147 | } | 
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|  | 148 | } | 
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|  | 149 | if ( ! errors.isEmpty() ) { | 
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|  | 150 | throw errors; | 
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| [51b73452] | 151 | } | 
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|  | 152 | } | 
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|  | 153 |  | 
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| [0dd3a2f] | 154 | // Local Variables: // | 
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|  | 155 | // tab-width: 4 // | 
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|  | 156 | // mode: c++ // | 
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|  | 157 | // compile-command: "make install" // | 
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|  | 158 | // End: // | 
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