| [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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| [c5d7701] | 105 |         virtual void visit( QualifiedType * qualType ) = 0;
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| [cfaf9be] | 106 |         virtual void visit( FunctionType * functionType ) = 0;
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 | 107 |         virtual void visit( StructInstType * aggregateUseType ) = 0;
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 | 108 |         virtual void visit( UnionInstType * aggregateUseType ) = 0;
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 | 109 |         virtual void visit( EnumInstType * aggregateUseType ) = 0;
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 | 110 |         virtual void visit( TraitInstType * aggregateUseType ) = 0;
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 | 111 |         virtual void visit( TypeInstType * aggregateUseType ) = 0;
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 | 112 |         virtual void visit( TupleType * tupleType ) = 0;
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 | 113 |         virtual void visit( TypeofType * typeofType ) = 0;
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 | 114 |         virtual void visit( AttrType * attrType ) = 0;
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 | 115 |         virtual void visit( VarArgsType * varArgsType ) = 0;
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 | 116 |         virtual void visit( ZeroType * zeroType ) = 0;
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 | 117 |         virtual void visit( OneType * oneType ) = 0;
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| [47498bd] | 118 |         virtual void visit( GlobalScopeType * globalType ) = 0;
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| [0dd3a2f] | 119 | 
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| [cfaf9be] | 120 |         virtual void visit( Designation * designation ) = 0;
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 | 121 |         virtual void visit( SingleInit * singleInit ) = 0;
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 | 122 |         virtual void visit( ListInit * listInit ) = 0;
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 | 123 |         virtual void visit( ConstructorInit * ctorInit ) = 0;
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| [0dd3a2f] | 124 | 
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| [cfaf9be] | 125 |         virtual void visit( Subrange * subrange ) = 0;
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| [0dd3a2f] | 126 | 
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| [cfaf9be] | 127 |         virtual void visit( Constant * constant ) = 0;
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| [5ea7a22] | 128 | 
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| [cfaf9be] | 129 |         virtual void visit( Attribute * attribute ) = 0;
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| [51b73452] | 130 | };
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 | 131 | 
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 | 132 | template< typename TreeType, typename VisitorType >
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| [d9a0e76] | 133 | inline void maybeAccept( TreeType *tree, VisitorType &visitor ) {
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| [0dd3a2f] | 134 |         if ( tree ) {
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 | 135 |                 tree->accept( visitor );
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 | 136 |         }
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| [51b73452] | 137 | }
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 | 138 | 
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 | 139 | template< typename Container, typename VisitorType >
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| [d9a0e76] | 140 | inline void acceptAll( Container &container, VisitorType &visitor ) {
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| [a16764a6] | 141 |         SemanticErrorException errors;
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| [0dd3a2f] | 142 |         for ( typename Container::iterator i = container.begin(); i != container.end(); ++i ) {
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 | 143 |                 try {
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 | 144 |                         if ( *i ) {
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 | 145 |                                 (*i)->accept( visitor );
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 | 146 |                         }
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| [a16764a6] | 147 |                 } catch( SemanticErrorException &e ) {
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| [0dd3a2f] | 148 |                         errors.append( e );
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 | 149 |                 }
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 | 150 |         }
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 | 151 |         if ( ! errors.isEmpty() ) {
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 | 152 |                 throw errors;
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| [51b73452] | 153 |         }
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 | 154 | }
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 | 155 | 
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| [0dd3a2f] | 156 | // Local Variables: //
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 | 157 | // tab-width: 4 //
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 | 158 | // mode: c++ //
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 | 159 | // compile-command: "make install" //
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 | 160 | // End: //
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