[6d51bd7] | 1 | // |
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| 2 | // Cforall Version 1.0.0 Copyright (C) 2019 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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| 7 | // Convert.cpp -- |
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| 8 | // |
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| 9 | // Author : Thierry Delisle |
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| 10 | // Created On : Thu May 09 15::37::05 2019 |
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| 11 | // Last Modified By : |
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| 12 | // Last Modified On : |
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| 13 | // Update Count : |
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| 14 | // |
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| 15 | |
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| 16 | #include "Convert.hpp" |
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| 17 | |
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| 18 | #include "AST/Pass.hpp" |
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| 19 | |
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| 20 | #include "AST/Attribute.hpp" |
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| 21 | #include "AST/Decl.hpp" |
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| 22 | #include "AST/Expr.hpp" |
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| 23 | #include "AST/Init.hpp" |
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| 24 | #include "AST/Stmt.hpp" |
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| 25 | |
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| 26 | |
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| 27 | #include "SynTree/Attribute.h" |
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| 28 | #include "SynTree/Declaration.h" |
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| 29 | |
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| 30 | //================================================================================================ |
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| 31 | // Utilities |
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| 32 | template<template <class...> class C> |
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| 33 | struct to { |
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| 34 | template<typename T> |
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| 35 | static auto from( T && v ) -> C< typename T::value_type > { |
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| 36 | C< typename T::value_type > l; |
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| 37 | std::move(std::begin(v), std::end(v), std::back_inserter(l)); |
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| 38 | return l; |
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| 39 | } |
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| 40 | }; |
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| 41 | |
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| 42 | //================================================================================================ |
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| 43 | class ConverterNewToOld { |
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| 44 | public: |
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| 45 | std::list< Declaration * > translationUnit; |
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| 46 | }; |
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| 47 | |
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| 48 | std::list< Declaration * > convert( std::list< ast::ptr< ast::Decl > > & translationUnit ) { |
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| 49 | ast::Pass<ConverterNewToOld> converter; |
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| 50 | ast::accept_all(translationUnit, converter); |
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| 51 | return converter.pass.translationUnit; |
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| 52 | } |
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| 53 | |
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| 54 | //================================================================================================ |
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| 55 | |
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| 56 | #define ACCEPT_1(name, child, type) \ |
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| 57 | old->child->accept(*this); \ |
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| 58 | auto name = strict_dynamic_cast< ast::type * >( node ); |
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| 59 | |
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| 60 | #define ACCEPT_N(name, child, type) \ |
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| 61 | std::vector< ast::ptr<ast::type> > name; \ |
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| 62 | name.reserve( old->child.size() ); \ |
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| 63 | for( auto a : old->child ) { \ |
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| 64 | a->accept( *this ); \ |
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| 65 | name.emplace_back( strict_dynamic_cast< ast::type * >(node) ); \ |
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| 66 | } |
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| 67 | |
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| 68 | class ConverterOldToNew : public Visitor { |
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| 69 | public: |
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| 70 | ast::Decl * decl() { |
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| 71 | return strict_dynamic_cast< ast::Decl * >( node ); |
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| 72 | } |
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| 73 | private: |
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| 74 | ast::Node * node; |
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| 75 | |
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| 76 | template<template <class...> class C> |
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| 77 | C<ast::Label> make_labels(C<Label> olds) { |
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| 78 | C<ast::Label> ret; |
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| 79 | for(auto oldn : olds) { |
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| 80 | auto old = &oldn; // to reuse the MACRO |
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| 81 | ACCEPT_N(attr, attributes, Attribute) |
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| 82 | ast::Label l( |
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| 83 | {}, |
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| 84 | old->get_name(), |
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| 85 | to<std::vector>::from( std::move( attr ) ) |
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| 86 | ); |
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| 87 | ret.push_back( l ); |
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| 88 | } |
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| 89 | return ret; |
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| 90 | } |
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| 91 | |
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| 92 | virtual void visit( ObjectDecl * old ) override final { |
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| 93 | ACCEPT_1(type, type, Type) |
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| 94 | ACCEPT_1(init, init, Init) |
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| 95 | ACCEPT_1(bitWd, bitfieldWidth, Expr) |
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| 96 | ACCEPT_N(attr, attributes, Attribute) |
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| 97 | |
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| 98 | auto decl = new ast::ObjectDecl( |
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| 99 | old->location, |
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| 100 | old->name, |
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| 101 | type, |
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| 102 | init, |
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| 103 | { old->get_storageClasses().val }, |
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| 104 | { old->linkage.val }, |
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| 105 | bitWd, |
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| 106 | std::move( attr ), |
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| 107 | { old->get_funcSpec().val } |
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| 108 | ); |
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| 109 | decl->scopeLevel = old->scopeLevel; |
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| 110 | decl->mangleName = old->mangleName; |
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| 111 | decl->isDeleted = old->isDeleted; |
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| 112 | decl->uniqueId = old->uniqueId; |
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| 113 | decl->extension = old->extension; |
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| 114 | |
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| 115 | this->node = decl; |
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| 116 | } |
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| 117 | |
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| 118 | virtual void visit( FunctionDecl * ) override final { |
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| 119 | |
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| 120 | } |
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| 121 | |
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| 122 | virtual void visit( StructDecl * old ) override final { |
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| 123 | ACCEPT_N(members, members, Decl) |
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| 124 | ACCEPT_N(params, parameters, TypeDecl) |
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| 125 | ACCEPT_1(parent, parent, AggregateDecl) |
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| 126 | ACCEPT_N(attr, attributes, Attribute) |
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| 127 | |
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| 128 | auto decl = new ast::StructDecl( |
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| 129 | old->location, |
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| 130 | old->name, |
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| 131 | old->kind, |
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| 132 | std::move( attr ), |
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| 133 | { old->linkage.val } |
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| 134 | ); |
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| 135 | decl->parent = parent; |
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| 136 | decl->body = old->body; |
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| 137 | decl->parameters = params; |
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| 138 | decl->members = members; |
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| 139 | decl->extension = old->extension; |
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| 140 | decl->uniqueId = old->uniqueId; |
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| 141 | decl->storage = { old->storageClasses.val }; |
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| 142 | |
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| 143 | this->node = decl; |
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| 144 | } |
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| 145 | |
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| 146 | virtual void visit( UnionDecl * old ) override final { |
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| 147 | ACCEPT_N(members, members, Decl) |
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| 148 | ACCEPT_N(params, parameters, TypeDecl) |
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| 149 | ACCEPT_1(parent, parent, AggregateDecl) |
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| 150 | ACCEPT_N(attr, attributes, Attribute) |
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| 151 | |
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| 152 | auto decl = new ast::UnionDecl( |
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| 153 | old->location, |
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| 154 | old->name, |
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| 155 | std::move( attr ), |
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| 156 | { old->linkage.val } |
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| 157 | ); |
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| 158 | decl->parent = parent; |
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| 159 | decl->body = old->body; |
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| 160 | decl->parameters = params; |
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| 161 | decl->members = members; |
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| 162 | decl->extension = old->extension; |
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| 163 | decl->uniqueId = old->uniqueId; |
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| 164 | decl->storage = { old->storageClasses.val }; |
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| 165 | |
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| 166 | this->node = decl; |
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| 167 | } |
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| 168 | |
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| 169 | virtual void visit( EnumDecl * old ) override final { |
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| 170 | ACCEPT_N(members, members, Decl) |
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| 171 | ACCEPT_N(params, parameters, TypeDecl) |
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| 172 | ACCEPT_1(parent, parent, AggregateDecl) |
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| 173 | ACCEPT_N(attr, attributes, Attribute) |
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| 174 | |
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| 175 | auto decl = new ast::UnionDecl( |
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| 176 | old->location, |
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| 177 | old->name, |
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| 178 | std::move( attr ), |
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| 179 | { old->linkage.val } |
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| 180 | ); |
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| 181 | decl->parent = parent; |
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| 182 | decl->body = old->body; |
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| 183 | decl->parameters = params; |
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| 184 | decl->members = members; |
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| 185 | decl->extension = old->extension; |
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| 186 | decl->uniqueId = old->uniqueId; |
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| 187 | decl->storage = { old->storageClasses.val }; |
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| 188 | |
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| 189 | this->node = decl; |
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| 190 | } |
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| 191 | |
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| 192 | virtual void visit( TraitDecl * old ) override final { |
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| 193 | ACCEPT_N(members, members, Decl) |
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| 194 | ACCEPT_N(params, parameters, TypeDecl) |
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| 195 | ACCEPT_1(parent, parent, AggregateDecl) |
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| 196 | ACCEPT_N(attr, attributes, Attribute) |
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| 197 | |
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| 198 | auto decl = new ast::UnionDecl( |
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| 199 | old->location, |
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| 200 | old->name, |
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| 201 | std::move( attr ), |
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| 202 | { old->linkage.val } |
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| 203 | ); |
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| 204 | decl->parent = parent; |
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| 205 | decl->body = old->body; |
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| 206 | decl->parameters = params; |
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| 207 | decl->members = members; |
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| 208 | decl->extension = old->extension; |
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| 209 | decl->uniqueId = old->uniqueId; |
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| 210 | decl->storage = { old->storageClasses.val }; |
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| 211 | |
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| 212 | this->node = decl; |
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| 213 | } |
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| 214 | |
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| 215 | virtual void visit( TypeDecl * ) override final { |
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| 216 | |
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| 217 | } |
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| 218 | |
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| 219 | virtual void visit( TypedefDecl * old ) override final { |
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| 220 | ACCEPT_1(type, base, Type) |
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| 221 | ACCEPT_N(params, parameters, TypeDecl) |
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| 222 | ACCEPT_N(asserts, assertions, DeclWithType) |
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| 223 | auto decl = new ast::TypedefDecl( |
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| 224 | old->location, |
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| 225 | old->name, |
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| 226 | { old->storageClasses.val }, |
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| 227 | type, |
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| 228 | { old->linkage.val } |
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| 229 | ); |
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| 230 | |
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| 231 | decl->assertions = asserts; |
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| 232 | decl->parameters = params; |
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| 233 | decl->extension = old->extension; |
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| 234 | decl->uniqueId = old->uniqueId; |
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| 235 | decl->storage = { old->storageClasses.val }; |
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| 236 | |
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| 237 | this->node = decl; |
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| 238 | } |
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| 239 | |
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| 240 | virtual void visit( AsmDecl * ) override final { |
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| 241 | |
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| 242 | } |
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| 243 | |
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| 244 | virtual void visit( StaticAssertDecl * ) override final { |
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| 245 | |
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| 246 | } |
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| 247 | |
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| 248 | virtual void visit( CompoundStmt * old ) override final { |
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| 249 | ACCEPT_N(kids, kids, Stmt) |
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| 250 | auto stmt = new ast::CompoundStmt( |
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| 251 | old->location, |
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| 252 | to<std::list>::from( std::move(kids) ) |
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| 253 | ); |
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| 254 | stmt->labels = to<std::vector>::from( make_labels( std::move( old->labels ) ) ); |
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| 255 | |
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| 256 | this->node = stmt; |
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| 257 | } |
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| 258 | |
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| 259 | virtual void visit( ExprStmt * old ) override final { |
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| 260 | ACCEPT_1(expr, expr, Expr) |
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| 261 | auto stmt = new ast::ExprStmt( |
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| 262 | old->location, |
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| 263 | expr |
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| 264 | ); |
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| 265 | stmt->labels = to<std::vector>::from( make_labels( std::move( old->labels ) ) ); |
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| 266 | |
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| 267 | this->node = stmt; |
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| 268 | } |
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| 269 | |
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| 270 | virtual void visit( AsmStmt * ) override final { |
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| 271 | |
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| 272 | } |
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| 273 | |
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| 274 | virtual void visit( DirectiveStmt * ) override final { |
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| 275 | |
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| 276 | } |
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| 277 | |
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| 278 | virtual void visit( IfStmt * ) override final { |
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| 279 | |
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| 280 | } |
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| 281 | |
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| 282 | virtual void visit( WhileStmt * ) override final { |
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| 283 | |
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| 284 | } |
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| 285 | |
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| 286 | virtual void visit( ForStmt * ) override final { |
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| 287 | |
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| 288 | } |
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| 289 | |
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| 290 | virtual void visit( SwitchStmt * ) override final { |
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| 291 | |
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| 292 | } |
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| 293 | |
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| 294 | virtual void visit( CaseStmt * ) override final { |
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| 295 | |
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| 296 | } |
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| 297 | |
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| 298 | virtual void visit( BranchStmt * ) override final { |
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| 299 | |
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| 300 | } |
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| 301 | |
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| 302 | virtual void visit( ReturnStmt * ) override final { |
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| 303 | |
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| 304 | } |
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| 305 | |
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| 306 | virtual void visit( ThrowStmt * ) override final { |
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| 307 | |
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| 308 | } |
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| 309 | |
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| 310 | virtual void visit( TryStmt * ) override final { |
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| 311 | |
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| 312 | } |
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| 313 | |
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| 314 | virtual void visit( CatchStmt * ) override final { |
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| 315 | |
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| 316 | } |
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| 317 | |
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| 318 | virtual void visit( FinallyStmt * ) override final { |
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| 319 | |
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| 320 | } |
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| 321 | |
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| 322 | virtual void visit( WaitForStmt * ) override final { |
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| 323 | |
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| 324 | } |
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| 325 | |
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| 326 | virtual void visit( WithStmt * ) override final { |
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| 327 | |
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| 328 | } |
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| 329 | |
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| 330 | virtual void visit( NullStmt * old ) override final { |
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| 331 | auto stmt = new ast::NullStmt( |
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| 332 | old->location, |
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| 333 | to<std::vector>::from( make_labels( std::move( old->labels ) ) ) |
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| 334 | ); |
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| 335 | |
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| 336 | this->node = stmt; |
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| 337 | } |
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| 338 | |
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| 339 | virtual void visit( DeclStmt * ) override final { |
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| 340 | |
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| 341 | } |
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| 342 | |
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| 343 | virtual void visit( ImplicitCtorDtorStmt * ) override final { |
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| 344 | |
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| 345 | } |
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| 346 | |
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| 347 | virtual void visit( ApplicationExpr * ) override final { |
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| 348 | |
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| 349 | } |
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| 350 | |
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| 351 | virtual void visit( UntypedExpr * ) override final { |
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| 352 | |
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| 353 | } |
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| 354 | |
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| 355 | virtual void visit( NameExpr * ) override final { |
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| 356 | |
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| 357 | } |
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| 358 | |
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| 359 | virtual void visit( CastExpr * ) override final { |
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| 360 | |
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| 361 | } |
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| 362 | |
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| 363 | virtual void visit( KeywordCastExpr * ) override final { |
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| 364 | |
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| 365 | } |
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| 366 | |
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| 367 | virtual void visit( VirtualCastExpr * ) override final { |
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| 368 | |
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| 369 | } |
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| 370 | |
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| 371 | virtual void visit( AddressExpr * ) override final { |
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| 372 | |
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| 373 | } |
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| 374 | |
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| 375 | virtual void visit( LabelAddressExpr * ) override final { |
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| 376 | |
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| 377 | } |
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| 378 | |
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| 379 | virtual void visit( UntypedMemberExpr * ) override final { |
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| 380 | |
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| 381 | } |
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| 382 | |
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| 383 | virtual void visit( MemberExpr * ) override final { |
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| 384 | |
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| 385 | } |
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| 386 | |
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| 387 | virtual void visit( VariableExpr * ) override final { |
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| 388 | |
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| 389 | } |
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| 390 | |
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| 391 | virtual void visit( ConstantExpr * ) override final { |
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| 392 | |
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| 393 | } |
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| 394 | |
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| 395 | virtual void visit( SizeofExpr * ) override final { |
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| 396 | |
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| 397 | } |
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| 398 | |
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| 399 | virtual void visit( AlignofExpr * ) override final { |
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| 400 | |
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| 401 | } |
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| 402 | |
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| 403 | virtual void visit( UntypedOffsetofExpr * ) override final { |
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| 404 | |
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| 405 | } |
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| 406 | |
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| 407 | virtual void visit( OffsetofExpr * ) override final { |
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| 408 | |
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| 409 | } |
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| 410 | |
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| 411 | virtual void visit( OffsetPackExpr * ) override final { |
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| 412 | |
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| 413 | } |
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| 414 | |
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| 415 | virtual void visit( AttrExpr * ) override final { |
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| 416 | |
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| 417 | } |
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| 418 | |
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| 419 | virtual void visit( LogicalExpr * ) override final { |
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| 420 | |
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| 421 | } |
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| 422 | |
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| 423 | virtual void visit( ConditionalExpr * ) override final { |
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| 424 | |
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| 425 | } |
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| 426 | |
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| 427 | virtual void visit( CommaExpr * ) override final { |
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| 428 | |
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| 429 | } |
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| 430 | |
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| 431 | virtual void visit( TypeExpr * ) override final { |
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| 432 | |
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| 433 | } |
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| 434 | |
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| 435 | virtual void visit( AsmExpr * ) override final { |
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| 436 | |
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| 437 | } |
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| 438 | |
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| 439 | virtual void visit( ImplicitCopyCtorExpr * ) override final { |
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| 440 | |
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| 441 | } |
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| 442 | |
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| 443 | virtual void visit( ConstructorExpr * ) override final { |
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| 444 | |
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| 445 | } |
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| 446 | |
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| 447 | virtual void visit( CompoundLiteralExpr * ) override final { |
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| 448 | |
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| 449 | } |
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| 450 | |
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| 451 | virtual void visit( RangeExpr * ) override final { |
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| 452 | |
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| 453 | } |
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| 454 | |
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| 455 | virtual void visit( UntypedTupleExpr * ) override final { |
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| 456 | |
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| 457 | } |
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| 458 | |
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| 459 | virtual void visit( TupleExpr * ) override final { |
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| 460 | |
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| 461 | } |
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| 462 | |
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| 463 | virtual void visit( TupleIndexExpr * ) override final { |
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| 464 | |
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| 465 | } |
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| 466 | |
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| 467 | virtual void visit( TupleAssignExpr * ) override final { |
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| 468 | |
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| 469 | } |
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| 470 | |
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| 471 | virtual void visit( StmtExpr * ) override final { |
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| 472 | |
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| 473 | } |
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| 474 | |
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| 475 | virtual void visit( UniqueExpr * ) override final { |
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| 476 | |
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| 477 | } |
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| 478 | |
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| 479 | virtual void visit( UntypedInitExpr * ) override final { |
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| 480 | |
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| 481 | } |
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| 482 | |
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| 483 | virtual void visit( InitExpr * ) override final { |
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| 484 | |
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| 485 | } |
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| 486 | |
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| 487 | virtual void visit( DeletedExpr * ) override final { |
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| 488 | |
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| 489 | } |
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| 490 | |
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| 491 | virtual void visit( DefaultArgExpr * ) override final { |
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| 492 | |
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| 493 | } |
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| 494 | |
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| 495 | virtual void visit( GenericExpr * ) override final { |
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| 496 | |
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| 497 | } |
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| 498 | |
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| 499 | virtual void visit( VoidType * ) override final { |
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| 500 | |
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| 501 | } |
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| 502 | |
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| 503 | virtual void visit( BasicType * ) override final { |
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| 504 | |
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| 505 | } |
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| 506 | |
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| 507 | virtual void visit( PointerType * ) override final { |
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| 508 | |
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| 509 | } |
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| 510 | |
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| 511 | virtual void visit( ArrayType * ) override final { |
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| 512 | |
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| 513 | } |
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| 514 | |
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| 515 | virtual void visit( ReferenceType * ) override final { |
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| 516 | |
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| 517 | } |
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| 518 | |
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| 519 | virtual void visit( QualifiedType * ) override final { |
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| 520 | |
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| 521 | } |
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| 522 | |
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| 523 | virtual void visit( FunctionType * ) override final { |
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| 524 | |
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| 525 | } |
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| 526 | |
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| 527 | virtual void visit( StructInstType * ) override final { |
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| 528 | |
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| 529 | } |
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| 530 | |
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| 531 | virtual void visit( UnionInstType * ) override final { |
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| 532 | |
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| 533 | } |
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| 534 | |
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| 535 | virtual void visit( EnumInstType * ) override final { |
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| 536 | |
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| 537 | } |
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| 538 | |
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| 539 | virtual void visit( TraitInstType * ) override final { |
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| 540 | |
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| 541 | } |
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| 542 | |
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| 543 | virtual void visit( TypeInstType * ) override final { |
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| 544 | |
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| 545 | } |
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| 546 | |
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| 547 | virtual void visit( TupleType * ) override final { |
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| 548 | |
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| 549 | } |
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| 550 | |
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| 551 | virtual void visit( TypeofType * ) override final { |
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| 552 | |
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| 553 | } |
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| 554 | |
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| 555 | virtual void visit( AttrType * ) override final { |
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| 556 | |
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| 557 | } |
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| 558 | |
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| 559 | virtual void visit( VarArgsType * ) override final { |
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| 560 | |
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| 561 | } |
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| 562 | |
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| 563 | virtual void visit( ZeroType * ) override final { |
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| 564 | |
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| 565 | } |
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| 566 | |
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| 567 | virtual void visit( OneType * ) override final { |
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| 568 | |
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| 569 | } |
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| 570 | |
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| 571 | virtual void visit( GlobalScopeType * ) override final { |
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| 572 | |
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| 573 | } |
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| 574 | |
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| 575 | virtual void visit( Designation * ) override final { |
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| 576 | |
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| 577 | } |
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| 578 | |
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| 579 | virtual void visit( SingleInit * ) override final { |
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| 580 | |
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| 581 | } |
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| 582 | |
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| 583 | virtual void visit( ListInit * ) override final { |
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| 584 | |
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| 585 | } |
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| 586 | |
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| 587 | virtual void visit( ConstructorInit * ) override final { |
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| 588 | |
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| 589 | } |
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| 590 | |
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| 591 | virtual void visit( Constant * ) override final { |
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| 592 | |
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| 593 | } |
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| 594 | |
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| 595 | virtual void visit( Attribute * ) override final { |
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| 596 | |
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| 597 | } |
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| 598 | }; |
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| 599 | |
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| 600 | #undef ACCEPT_N |
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| 601 | #undef ACCEPT_1 |
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| 602 | |
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| 603 | std::list< ast::ptr< ast::Decl > > convert( const std::list< Declaration * > & translationUnit ) { |
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| 604 | ConverterOldToNew c; |
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| 605 | std::list< ast::ptr< ast::Decl > > decls; |
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| 606 | for(auto d : translationUnit) { |
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| 607 | d->accept( c ); |
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| 608 | decls.emplace_back( c.decl() ); |
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| 609 | delete d; |
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| 610 | } |
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| 611 | return decls; |
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| 612 | } |
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