source: src/ResolvExpr/CommonType.cc@ 850fda6

ADT aaron-thesis arm-eh ast-experimental cleanup-dtors deferred_resn demangler enum forall-pointer-decay jacob/cs343-translation jenkins-sandbox new-ast new-ast-unique-expr new-env no_list persistent-indexer pthread-emulation qualifiedEnum resolv-new with_gc
Last change on this file since 850fda6 was a436947, checked in by Rob Schluntz <rschlunt@…>, 9 years ago

change type of enumerator to EnumInstType, allow casting between EnumInstType and BasicType, add common type code for EnumInstType and BasicType
  • Property mode set to 100644
File size: 20.2 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// CommonType.cc --
8//
9// Author : Richard C. Bilson
10// Created On : Sun May 17 06:59:27 2015
11// Last Modified By : Peter A. Buhr
12// Last Modified On : Wed Mar 2 17:35:34 2016
13// Update Count : 3
14//
15
16#include "typeops.h"
17#include "SynTree/Type.h"
18#include "Unify.h"
19
20
21/// #define DEBUG
22
23namespace ResolvExpr {
24 class CommonType : public Visitor {
25 public:
26 CommonType( Type *type2, bool widenFirst, bool widenSecond, const SymTab::Indexer &indexer, TypeEnvironment &env, const OpenVarSet &openVars );
27 Type *get_result() const { return result; }
28 private:
29 virtual void visit( VoidType *voidType );
30 virtual void visit( BasicType *basicType );
31 virtual void visit( PointerType *pointerType );
32 virtual void visit( ArrayType *arrayType );
33 virtual void visit( FunctionType *functionType );
34 virtual void visit( StructInstType *aggregateUseType );
35 virtual void visit( UnionInstType *aggregateUseType );
36 virtual void visit( EnumInstType *aggregateUseType );
37 virtual void visit( TraitInstType *aggregateUseType );
38 virtual void visit( TypeInstType *aggregateUseType );
39 virtual void visit( TupleType *tupleType );
40 virtual void visit( VarArgsType *varArgsType );
41
42 template< typename RefType > void handleRefType( RefType *inst, Type *other );
43
44 Type *result;
45 Type *type2; // inherited
46 bool widenFirst, widenSecond;
47 const SymTab::Indexer &indexer;
48 TypeEnvironment &env;
49 const OpenVarSet &openVars;
50 };
51
52 Type *commonType( Type *type1, Type *type2, bool widenFirst, bool widenSecond, const SymTab::Indexer &indexer, TypeEnvironment &env, const OpenVarSet &openVars ) {
53 CommonType visitor( type2, widenFirst, widenSecond, indexer, env, openVars );
54 type1->accept( visitor );
55 Type *result = visitor.get_result();
56 if ( ! result ) {
57 if ( widenSecond ) {
58 TypeInstType *inst = dynamic_cast< TypeInstType* >( type2 );
59 if ( inst ) {
60 NamedTypeDecl *nt = indexer.lookupType( inst->get_name() );
61 if ( nt ) {
62 TypeDecl *type = dynamic_cast< TypeDecl* >( nt );
63 assert( type );
64 if ( type->get_base() ) {
65 Type::Qualifiers tq1 = type1->get_qualifiers(), tq2 = type2->get_qualifiers();
66 AssertionSet have, need;
67 OpenVarSet newOpen( openVars );
68 type1->get_qualifiers() = Type::Qualifiers();
69 type->get_base()->get_qualifiers() = tq1;
70 if ( unifyExact( type1, type->get_base(), env, have, need, newOpen, indexer ) ) {
71 result = type1->clone();
72 result->get_qualifiers() = tq1 + tq2;
73 } // if
74 type1->get_qualifiers() = tq1;
75 type->get_base()->get_qualifiers() = Type::Qualifiers();
76 } // if
77 } // if
78 } // if
79 } // if
80 } // if
81#ifdef DEBUG
82 std::cout << "============= commonType" << std::endl << "type1 is ";
83 type1->print( std::cout );
84 std::cout << " type2 is ";
85 type2->print( std::cout );
86 if ( result ) {
87 std::cout << " common type is ";
88 result->print( std::cout );
89 } else {
90 std::cout << " no common type";
91 } // if
92 std::cout << std::endl;
93#endif
94 return result;
95 }
96
97 static const BasicType::Kind combinedType[ BasicType::NUMBER_OF_BASIC_TYPES ][ BasicType::NUMBER_OF_BASIC_TYPES ] =
98 {
99/* Bool Char SignedChar UnsignedChar ShortSignedInt ShortUnsignedInt SignedInt UnsignedInt LongSignedInt LongUnsignedInt LongLongSignedInt LongLongUnsignedInt Float Double LongDouble FloatComplex DoubleComplex LongDoubleComplex FloatImaginary DoubleImaginary LongDoubleImaginary */
100 /* Bool */ { BasicType::Bool, BasicType::Char, BasicType::SignedChar, BasicType::UnsignedChar, BasicType::ShortSignedInt, BasicType::ShortUnsignedInt, BasicType::SignedInt, BasicType::UnsignedInt, BasicType::LongSignedInt, BasicType::LongUnsignedInt, BasicType::LongLongSignedInt, BasicType::LongLongUnsignedInt, BasicType::Float, BasicType::Double, BasicType::LongDouble, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex },
101 /* Char */ { BasicType::Char, BasicType::Char, BasicType::UnsignedChar, BasicType::UnsignedChar, BasicType::ShortSignedInt, BasicType::ShortUnsignedInt, BasicType::SignedInt, BasicType::UnsignedInt, BasicType::LongSignedInt, BasicType::LongUnsignedInt, BasicType::LongLongSignedInt, BasicType::LongLongUnsignedInt, BasicType::Float, BasicType::Double, BasicType::LongDouble, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex },
102 /* SignedChar */ { BasicType::SignedChar, BasicType::UnsignedChar, BasicType::SignedChar, BasicType::UnsignedChar, BasicType::ShortSignedInt, BasicType::ShortUnsignedInt, BasicType::SignedInt, BasicType::UnsignedInt, BasicType::LongSignedInt, BasicType::LongUnsignedInt, BasicType::LongLongSignedInt, BasicType::LongLongUnsignedInt, BasicType::Float, BasicType::Double, BasicType::LongDouble, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex },
103 /* UnsignedChar */ { BasicType::UnsignedChar, BasicType::UnsignedChar, BasicType::UnsignedChar, BasicType::UnsignedChar, BasicType::ShortSignedInt, BasicType::ShortUnsignedInt, BasicType::SignedInt, BasicType::UnsignedInt, BasicType::LongSignedInt, BasicType::LongUnsignedInt, BasicType::LongLongSignedInt, BasicType::LongLongUnsignedInt, BasicType::Float, BasicType::Double, BasicType::LongDouble, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex },
104 /* ShortSignedInt */ { BasicType::ShortSignedInt, BasicType::ShortSignedInt, BasicType::ShortSignedInt, BasicType::ShortSignedInt, BasicType::ShortSignedInt, BasicType::ShortUnsignedInt, BasicType::SignedInt, BasicType::UnsignedInt, BasicType::LongSignedInt, BasicType::LongUnsignedInt, BasicType::LongLongSignedInt, BasicType::LongLongUnsignedInt, BasicType::Float, BasicType::Double, BasicType::LongDouble, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex },
105 /* ShortUnsignedInt */ { BasicType::ShortUnsignedInt, BasicType::ShortUnsignedInt, BasicType::ShortUnsignedInt, BasicType::ShortUnsignedInt, BasicType::ShortUnsignedInt, BasicType::ShortUnsignedInt, BasicType::SignedInt, BasicType::UnsignedInt, BasicType::LongSignedInt, BasicType::LongUnsignedInt, BasicType::LongLongSignedInt, BasicType::LongLongUnsignedInt, BasicType::Float, BasicType::Double, BasicType::LongDouble, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex },
106 /* SignedInt */ { BasicType::SignedInt, BasicType::SignedInt, BasicType::SignedInt, BasicType::SignedInt, BasicType::SignedInt, BasicType::SignedInt, BasicType::SignedInt, BasicType::UnsignedInt, BasicType::LongSignedInt, BasicType::LongUnsignedInt, BasicType::LongLongSignedInt, BasicType::LongLongUnsignedInt, BasicType::Float, BasicType::Double, BasicType::LongDouble, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex },
107 /* UnsignedInt */ { BasicType::UnsignedInt, BasicType::UnsignedInt, BasicType::UnsignedInt, BasicType::UnsignedInt, BasicType::UnsignedInt, BasicType::UnsignedInt, BasicType::UnsignedInt, BasicType::UnsignedInt, BasicType::LongUnsignedInt, BasicType::LongUnsignedInt, BasicType::LongLongSignedInt, BasicType::LongLongUnsignedInt, BasicType::Float, BasicType::Double, BasicType::LongDouble, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex },
108 /* LongSignedInt */ { BasicType::LongSignedInt, BasicType::LongSignedInt, BasicType::LongSignedInt, BasicType::LongSignedInt, BasicType::LongSignedInt, BasicType::LongSignedInt, BasicType::LongSignedInt, BasicType::LongUnsignedInt, BasicType::LongSignedInt, BasicType::LongUnsignedInt, BasicType::LongLongSignedInt, BasicType::LongLongUnsignedInt, BasicType::Float, BasicType::Double, BasicType::LongDouble, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex },
109 /* LongUnsignedInt */ { BasicType::LongUnsignedInt, BasicType::LongUnsignedInt, BasicType::LongUnsignedInt, BasicType::LongUnsignedInt, BasicType::LongUnsignedInt, BasicType::LongUnsignedInt, BasicType::LongUnsignedInt, BasicType::LongUnsignedInt, BasicType::LongUnsignedInt, BasicType::LongUnsignedInt, BasicType::LongLongSignedInt, BasicType::LongLongUnsignedInt, BasicType::Float, BasicType::Double, BasicType::LongDouble, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex },
110 /* LongLongSignedInt */ { BasicType::LongLongSignedInt, BasicType::LongLongSignedInt, BasicType::LongLongSignedInt, BasicType::LongLongSignedInt, BasicType::LongLongSignedInt, BasicType::LongLongSignedInt, BasicType::LongLongSignedInt, BasicType::LongLongSignedInt, BasicType::LongLongSignedInt, BasicType::LongLongSignedInt, BasicType::LongLongSignedInt, BasicType::LongLongUnsignedInt, BasicType::Float, BasicType::Double, BasicType::LongDouble, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex },
111 /* LongLongUnsignedInt */ { BasicType::LongLongUnsignedInt, BasicType::LongLongUnsignedInt, BasicType::LongLongUnsignedInt, BasicType::LongLongUnsignedInt, BasicType::LongLongUnsignedInt, BasicType::LongLongUnsignedInt, BasicType::LongLongUnsignedInt, BasicType::LongLongUnsignedInt, BasicType::LongLongUnsignedInt, BasicType::LongLongUnsignedInt, BasicType::LongLongUnsignedInt, BasicType::LongLongUnsignedInt, BasicType::Float, BasicType::Double, BasicType::LongDouble, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex },
112 /* Float */ { BasicType::Float, BasicType::Float, BasicType::Float, BasicType::Float, BasicType::Float, BasicType::Float, BasicType::Float, BasicType::Float, BasicType::Float, BasicType::Float, BasicType::Float, BasicType::Float, BasicType::Float, BasicType::Double, BasicType::LongDouble, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex },
113 /* Double */ { BasicType::Double, BasicType::Double, BasicType::Double, BasicType::Double, BasicType::Double, BasicType::Double, BasicType::Double, BasicType::Double, BasicType::Double, BasicType::Double, BasicType::Double, BasicType::Double, BasicType::Double, BasicType::Double, BasicType::LongDouble, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex },
114 /* LongDouble */ { BasicType::LongDouble, BasicType::LongDouble, BasicType::LongDouble, BasicType::LongDouble, BasicType::LongDouble, BasicType::LongDouble, BasicType::LongDouble, BasicType::LongDouble, BasicType::LongDouble, BasicType::LongDouble, BasicType::LongDouble, BasicType::LongDouble, BasicType::LongDouble, BasicType::LongDouble, BasicType::LongDouble, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex },
115 /* FloatComplex */ { BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex },
116 /* DoubleComplex */ { BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex },
117 /* LongDoubleComplex */ { BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex },
118 /* FloatImaginary */ { BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::FloatImaginary, BasicType::DoubleImaginary, BasicType::LongDoubleImaginary },
119 /* DoubleImaginary */ { BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::DoubleComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex, BasicType::DoubleImaginary, BasicType::DoubleImaginary, BasicType::LongDoubleImaginary },
120 /* LongDoubleImaginary */ { BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleComplex, BasicType::LongDoubleImaginary, BasicType::LongDoubleImaginary, BasicType::LongDoubleImaginary }
121 };
122
123 CommonType::CommonType( Type *type2, bool widenFirst, bool widenSecond, const SymTab::Indexer &indexer, TypeEnvironment &env, const OpenVarSet &openVars )
124 : result( 0 ), type2( type2 ), widenFirst( widenFirst ), widenSecond( widenSecond ), indexer( indexer ), env( env ), openVars( openVars ) {
125 }
126
127 void CommonType::visit( VoidType *voidType ) {
128 }
129
130 void CommonType::visit( BasicType *basicType ) {
131 if ( BasicType *otherBasic = dynamic_cast< BasicType* >( type2 ) ) {
132 BasicType::Kind newType = combinedType[ basicType->get_kind() ][ otherBasic->get_kind() ];
133 if ( ( ( newType == basicType->get_kind() && basicType->get_qualifiers() >= otherBasic->get_qualifiers() ) || widenFirst ) && ( ( newType == otherBasic->get_kind() && basicType->get_qualifiers() <= otherBasic->get_qualifiers() ) || widenSecond ) ) {
134 result = new BasicType( basicType->get_qualifiers() + otherBasic->get_qualifiers(), newType );
135 } // if
136 } else if ( EnumInstType *enumInstType = dynamic_cast< EnumInstType * > ( type2 ) ) {
137 // use signed int in lieu of the enum type
138 BasicType::Kind newType = combinedType[ basicType->get_kind() ][ BasicType::SignedInt ];
139 if ( ( ( newType == basicType->get_kind() && basicType->get_qualifiers() >= enumInstType->get_qualifiers() ) || widenFirst ) && ( ( newType != basicType->get_kind() && basicType->get_qualifiers() <= enumInstType->get_qualifiers() ) || widenSecond ) ) {
140 result = new BasicType( basicType->get_qualifiers() + enumInstType->get_qualifiers(), newType );
141 } // if
142 } // if
143 }
144
145 void CommonType::visit( PointerType *pointerType ) {
146 if ( PointerType *otherPointer = dynamic_cast< PointerType* >( type2 ) ) {
147 if ( widenFirst && dynamic_cast< VoidType* >( otherPointer->get_base() ) && ! isFtype(pointerType->get_base(), indexer) ) {
148 result = otherPointer->clone();
149 result->get_qualifiers() += pointerType->get_qualifiers();
150 } else if ( widenSecond && dynamic_cast< VoidType* >( pointerType->get_base() ) && ! isFtype(otherPointer->get_base(), indexer) ) {
151 result = pointerType->clone();
152 result->get_qualifiers() += otherPointer->get_qualifiers();
153 } else if ( ( pointerType->get_base()->get_qualifiers() >= otherPointer->get_base()->get_qualifiers() || widenFirst )
154 && ( pointerType->get_base()->get_qualifiers() <= otherPointer->get_base()->get_qualifiers() || widenSecond ) ) {
155 Type::Qualifiers tq1 = pointerType->get_base()->get_qualifiers(), tq2 = otherPointer->get_base()->get_qualifiers();
156 pointerType->get_base()->get_qualifiers() = Type::Qualifiers();
157 otherPointer->get_base()->get_qualifiers() = Type::Qualifiers();
158 AssertionSet have, need;
159 OpenVarSet newOpen( openVars );
160 if ( unifyExact( pointerType->get_base(), otherPointer->get_base(), env, have, need, newOpen, indexer ) ) {
161 if ( tq1 < tq2 ) {
162 result = pointerType->clone();
163 } else {
164 result = otherPointer->clone();
165 } // if
166 result->get_qualifiers() = tq1 + tq2;
167 } else {
168 /// std::cout << "place for ptr-to-type" << std::endl;
169 } // if
170 pointerType->get_base()->get_qualifiers() = tq1;
171 otherPointer->get_base()->get_qualifiers() = tq2;
172 } // if
173 } // if
174 }
175
176 void CommonType::visit( ArrayType *arrayType ) {
177 }
178
179 void CommonType::visit( FunctionType *functionType ) {
180 }
181
182 template< typename RefType > void CommonType::handleRefType( RefType *inst, Type *other ) {
183 }
184
185 void CommonType::visit( StructInstType *aggregateUseType ) {
186 }
187
188 void CommonType::visit( UnionInstType *aggregateUseType ) {
189 }
190
191 void CommonType::visit( EnumInstType *enumInstType ) {
192 if ( dynamic_cast< BasicType * >( type2 ) ) {
193 // reuse BasicType, EnumInstType code by swapping type2 with enumInstType
194 Type * temp = type2;
195 type2 = enumInstType;
196 temp->accept( *this );
197 type2 = temp;
198 } // if
199 }
200
201 void CommonType::visit( TraitInstType *aggregateUseType ) {
202 }
203
204 void CommonType::visit( TypeInstType *inst ) {
205 if ( widenFirst ) {
206 NamedTypeDecl *nt = indexer.lookupType( inst->get_name() );
207 if ( nt ) {
208 TypeDecl *type = dynamic_cast< TypeDecl* >( nt );
209 assert( type );
210 if ( type->get_base() ) {
211 Type::Qualifiers tq1 = inst->get_qualifiers(), tq2 = type2->get_qualifiers();
212 AssertionSet have, need;
213 OpenVarSet newOpen( openVars );
214 type2->get_qualifiers() = Type::Qualifiers();
215 type->get_base()->get_qualifiers() = tq1;
216 if ( unifyExact( type->get_base(), type2, env, have, need, newOpen, indexer ) ) {
217 result = type2->clone();
218 result->get_qualifiers() = tq1 + tq2;
219 } // if
220 type2->get_qualifiers() = tq2;
221 type->get_base()->get_qualifiers() = Type::Qualifiers();
222 } // if
223 } // if
224 } // if
225 }
226
227 void CommonType::visit( TupleType *tupleType ) {
228 }
229
230 void CommonType::visit( VarArgsType *varArgsType ) {
231 }
232} // namespace ResolvExpr
233
234// Local Variables: //
235// tab-width: 4 //
236// mode: c++ //
237// compile-command: "make install" //
238// End: //
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