diff options
author | hjk <qtc-committer@nokia.com> | 2009-01-26 16:19:24 +0100 |
---|---|---|
committer | hjk <qtc-committer@nokia.com> | 2009-01-26 16:19:24 +0100 |
commit | fe0533de2a634ca377c2d8a0073e0eb2cbf89abf (patch) | |
tree | 29d3d30e6cc5a1068a94097a5660bc4d133a205f /src/shared/cplusplus/CheckExpression.cpp | |
parent | c85ba53365d606192069a841ed806979f17d80bc (diff) | |
download | qt-creator-fe0533de2a634ca377c2d8a0073e0eb2cbf89abf.tar.gz |
Fixes: move all files in shared/* to src/shared/*
Diffstat (limited to 'src/shared/cplusplus/CheckExpression.cpp')
-rw-r--r-- | src/shared/cplusplus/CheckExpression.cpp | 369 |
1 files changed, 369 insertions, 0 deletions
diff --git a/src/shared/cplusplus/CheckExpression.cpp b/src/shared/cplusplus/CheckExpression.cpp new file mode 100644 index 0000000000..e546a99a53 --- /dev/null +++ b/src/shared/cplusplus/CheckExpression.cpp @@ -0,0 +1,369 @@ +/*************************************************************************** +** +** This file is part of Qt Creator +** +** Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). +** +** Contact: Qt Software Information (qt-info@nokia.com) +** +** +** Non-Open Source Usage +** +** Licensees may use this file in accordance with the Qt Beta Version +** License Agreement, Agreement version 2.2 provided with the Software or, +** alternatively, in accordance with the terms contained in a written +** agreement between you and Nokia. +** +** GNU General Public License Usage +** +** Alternatively, this file may be used under the terms of the GNU General +** Public License versions 2.0 or 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the packaging +** of this file. Please review the following information to ensure GNU +** General Public Licensing requirements will be met: +** +** http://www.fsf.org/licensing/licenses/info/GPLv2.html and +** http://www.gnu.org/copyleft/gpl.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt GPL Exception +** version 1.3, included in the file GPL_EXCEPTION.txt in this package. +** +***************************************************************************/ +// Copyright (c) 2008 Roberto Raggi <roberto.raggi@gmail.com> +// +// Permission is hereby granted, free of charge, to any person obtaining a copy +// of this software and associated documentation files (the "Software"), to deal +// in the Software without restriction, including without limitation the rights +// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +// copies of the Software, and to permit persons to whom the Software is +// furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in +// all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +// THE SOFTWARE. + +#include "CheckExpression.h" +#include "Semantic.h" +#include "TranslationUnit.h" +#include "AST.h" +#include "Scope.h" +#include "Literals.h" +#include "CoreTypes.h" +#include "Symbols.h" +#include "Control.h" + +CPLUSPLUS_BEGIN_NAMESPACE + +CheckExpression::CheckExpression(Semantic *semantic) + : SemanticCheck(semantic), + _expression(0), + _scope(0), + _checkOldStyleCasts(false) +{ } + +CheckExpression::~CheckExpression() +{ } + +FullySpecifiedType CheckExpression::check(ExpressionAST *expression, Scope *scope) +{ + FullySpecifiedType previousType = switchFullySpecifiedType(FullySpecifiedType()); + Scope *previousScope = switchScope(scope); + ExpressionAST *previousExpression = switchExpression(expression); + accept(expression); + (void) switchExpression(previousExpression); + (void) switchScope(previousScope); + return switchFullySpecifiedType(previousType); +} + +ExpressionAST *CheckExpression::switchExpression(ExpressionAST *expression) +{ + ExpressionAST *previousExpression = _expression; + _expression = expression; + return previousExpression; +} + +FullySpecifiedType CheckExpression::switchFullySpecifiedType(FullySpecifiedType type) +{ + FullySpecifiedType previousType = _fullySpecifiedType; + _fullySpecifiedType = type; + return previousType; +} + +Scope *CheckExpression::switchScope(Scope *scope) +{ + Scope *previousScope = _scope; + _scope = scope; + return previousScope; +} + +bool CheckExpression::visit(ExpressionListAST *ast) +{ + for (ExpressionListAST *it = ast; it; it = it->next) { + FullySpecifiedType exprTy = semantic()->check(it->expression, _scope); + } + return false; +} + +bool CheckExpression::visit(BinaryExpressionAST *ast) +{ + FullySpecifiedType leftExprTy = semantic()->check(ast->left_expression, _scope); + FullySpecifiedType rightExprTy = semantic()->check(ast->right_expression, _scope); + return false; +} + +bool CheckExpression::visit(CastExpressionAST *ast) +{ + FullySpecifiedType castTy = semantic()->check(ast->type_id, _scope); + FullySpecifiedType exprTy = semantic()->check(ast->expression, _scope); + if (_checkOldStyleCasts && ! castTy->isVoidType()) + translationUnit()->warning(ast->firstToken(), + "ugly old style cast"); + return false; +} + +bool CheckExpression::visit(ConditionAST *ast) +{ + FullySpecifiedType typeSpecTy = semantic()->check(ast->type_specifier, _scope); + Name *name = 0; + FullySpecifiedType declTy = semantic()->check(ast->declarator, typeSpecTy.qualifiedType(), + _scope, &name); + Declaration *decl = control()->newDeclaration(ast->declarator->firstToken(), name); + decl->setType(declTy); + _scope->enterSymbol(decl); + return false; +} + +bool CheckExpression::visit(ConditionalExpressionAST *ast) +{ + FullySpecifiedType condTy = semantic()->check(ast->condition, _scope); + FullySpecifiedType leftExprTy = semantic()->check(ast->left_expression, _scope); + FullySpecifiedType rightExprTy = semantic()->check(ast->right_expression, _scope); + return false; +} + +bool CheckExpression::visit(CppCastExpressionAST *ast) +{ + FullySpecifiedType typeIdTy = semantic()->check(ast->type_id, _scope); + FullySpecifiedType exprTy = semantic()->check(ast->expression, _scope); + return false; +} + +bool CheckExpression::visit(DeleteExpressionAST *ast) +{ + FullySpecifiedType exprTy = semantic()->check(ast->expression, _scope); + return false; +} + +bool CheckExpression::visit(ArrayInitializerAST *ast) +{ + for (ExpressionListAST *it = ast->expression_list; it; it = it->next) { + FullySpecifiedType exprTy = semantic()->check(it->expression, _scope); + } + return false; +} + +bool CheckExpression::visit(QualifiedNameAST *ast) +{ + Name *name = semantic()->check(ast, _scope); + _scope->addUse(ast->firstToken(), name); + return false; +} + +bool CheckExpression::visit(OperatorFunctionIdAST *ast) +{ + Name *name = semantic()->check(ast, _scope); + _scope->addUse(ast->firstToken(), name); + return false; +} + +bool CheckExpression::visit(ConversionFunctionIdAST *ast) +{ + Name *name = semantic()->check(ast, _scope); + _scope->addUse(ast->firstToken(), name); + return false; +} + +bool CheckExpression::visit(SimpleNameAST *ast) +{ + Name *name = semantic()->check(ast, _scope); + _scope->addUse(ast->firstToken(), name); + return false; +} + +bool CheckExpression::visit(DestructorNameAST *ast) +{ + Name *name = semantic()->check(ast, _scope); + _scope->addUse(ast->firstToken(), name); + return false; +} + +bool CheckExpression::visit(TemplateIdAST *ast) +{ + Name *name = semantic()->check(ast, _scope); + _scope->addUse(ast->firstToken(), name); + return false; +} + +bool CheckExpression::visit(NewExpressionAST *ast) +{ + FullySpecifiedType exprTy = semantic()->check(ast->expression, _scope); + FullySpecifiedType typeIdTy = semantic()->check(ast->type_id, _scope); + // ### process new-typeid + // ### process new-initializer + return false; +} + +bool CheckExpression::visit(TypeidExpressionAST *ast) +{ + FullySpecifiedType exprTy = semantic()->check(ast->expression, _scope); + return false; +} + +bool CheckExpression::visit(TypenameCallExpressionAST *ast) +{ + if (Name *name = semantic()->check(ast->name, _scope)) { + _scope->addUse(ast->name->firstToken(), name); + } + for (ExpressionListAST *it = ast->expression_list; it; it = it->next) { + FullySpecifiedType exprTy = semantic()->check(it->expression, _scope); + } + return false; +} + +bool CheckExpression::visit(TypeConstructorCallAST *ast) +{ + FullySpecifiedType typeSpecTy = semantic()->check(ast->type_specifier, _scope); + for (ExpressionListAST *it = ast->expression_list; it; it = it->next) { + FullySpecifiedType exprTy = semantic()->check(it->expression, _scope); + } + return false; +} + +bool CheckExpression::visit(PostfixExpressionAST *ast) +{ + FullySpecifiedType exprTy = semantic()->check(ast->base_expression, _scope); + for (PostfixAST *fx = ast->postfix_expressions; fx; fx = fx->next) { + accept(fx); // ### not exactly. + } + return false; +} + +bool CheckExpression::visit(SizeofExpressionAST *ast) +{ + FullySpecifiedType exprTy = semantic()->check(ast->expression, _scope); + return false; +} + +bool CheckExpression::visit(NumericLiteralAST *) +{ + _fullySpecifiedType.setType(control()->integerType(IntegerType::Int)); + return false; +} + +bool CheckExpression::visit(BoolLiteralAST *) +{ + _fullySpecifiedType.setType(control()->integerType(IntegerType::Bool)); + return false; +} + +bool CheckExpression::visit(StringLiteralAST *) +{ + IntegerType *charTy = control()->integerType(IntegerType::Char); + _fullySpecifiedType.setType(control()->pointerType(charTy)); + return false; +} + +bool CheckExpression::visit(ThisExpressionAST *) +{ + return false; +} + +bool CheckExpression::visit(NestedExpressionAST *ast) +{ + FullySpecifiedType exprTy = semantic()->check(ast->expression, _scope); + return false; +} + +bool CheckExpression::visit(ThrowExpressionAST *ast) +{ + FullySpecifiedType exprTy = semantic()->check(ast->expression, _scope); + return false; +} + +bool CheckExpression::visit(TypeIdAST *ast) +{ + FullySpecifiedType typeSpecTy = semantic()->check(ast->type_specifier, _scope); + FullySpecifiedType declTy = semantic()->check(ast->declarator, typeSpecTy.qualifiedType(), + _scope); + _fullySpecifiedType = declTy; + return false; +} + +bool CheckExpression::visit(UnaryExpressionAST *ast) +{ + FullySpecifiedType exprTy = semantic()->check(ast->expression, _scope); + return false; +} + +bool CheckExpression::visit(QtMethodAST *ast) +{ + Name *name = 0; + Scope dummy; + FullySpecifiedType methTy = semantic()->check(ast->declarator, FullySpecifiedType(), + &dummy, &name); + Function *fty = methTy->asFunction(); + if (! fty) + translationUnit()->warning(ast->firstToken(), "expected a function declarator"); + else { + for (unsigned i = 0; i < fty->argumentCount(); ++i) { + Symbol *arg = fty->argumentAt(i); + if (arg->name()) + translationUnit()->warning(arg->sourceLocation(), + "argument should be anonymous"); + } + } + return false; +} + +bool CheckExpression::visit(CompoundLiteralAST *ast) +{ + /*FullySpecifiedType exprTy = */ semantic()->check(ast->type_id, _scope); + /*FullySpecifiedType initTy = */ semantic()->check(ast->initializer, _scope); + return false; +} + +bool CheckExpression::visit(CallAST *ast) +{ + for (ExpressionListAST *it = ast->expression_list; it; it = it->next) { + FullySpecifiedType exprTy = semantic()->check(it->expression, _scope); + } + return false; +} + +bool CheckExpression::visit(ArrayAccessAST *ast) +{ + FullySpecifiedType exprTy = semantic()->check(ast->expression, _scope); + return false; +} + +bool CheckExpression::visit(PostIncrDecrAST *) +{ + return false; +} + +bool CheckExpression::visit(MemberAccessAST *ast) +{ + if (Name *name = semantic()->check(ast->member_name, _scope)) + _scope->addUse(ast->member_name->firstToken(), name); + return false; +} + +CPLUSPLUS_END_NAMESPACE |