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https://github.com/eclipse-cdt/cdt
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Bug 397342 - Error calculating size of reference type
Change-Id: I1274da6ebd14f0c1f97dce2699d62018cff57b05 Reviewed-on: https://git.eclipse.org/r/9426 Reviewed-by: Sergey Prigogin <eclipse.sprigogin@gmail.com> IP-Clean: Sergey Prigogin <eclipse.sprigogin@gmail.com> Tested-by: Sergey Prigogin <eclipse.sprigogin@gmail.com>
This commit is contained in:
Nathan Ridge
Sergey Prigogin
parent
9822ba56d8
commit
62b2b932ae
3 changed files with 901 additions and 4 deletions
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@ -0,0 +1,848 @@
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/*******************************************************************************
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* Copyright (c) 2004, 2013 IBM Corporation and others.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* IBM Corporation - initial API and implementation
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* Markus Schorn (Wind River Systems)
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* Andrew Ferguson (Symbian)
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* Mike Kucera (IBM)
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* Sergey Prigogin (Google)
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* Nathan Ridge
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*******************************************************************************/
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package org.eclipse.cdt.core.parser.tests.ast2;
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import java.io.IOException;
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import java.lang.reflect.Field;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import junit.framework.AssertionFailedError;
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import org.eclipse.cdt.core.dom.ast.ASTTypeUtil;
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import org.eclipse.cdt.core.dom.ast.ASTVisitor;
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import org.eclipse.cdt.core.dom.ast.IASTBinaryExpression;
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import org.eclipse.cdt.core.dom.ast.IASTCastExpression;
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import org.eclipse.cdt.core.dom.ast.IASTCompositeTypeSpecifier;
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import org.eclipse.cdt.core.dom.ast.IASTCompoundStatement;
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import org.eclipse.cdt.core.dom.ast.IASTConditionalExpression;
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import org.eclipse.cdt.core.dom.ast.IASTDeclSpecifier;
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import org.eclipse.cdt.core.dom.ast.IASTDeclaration;
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import org.eclipse.cdt.core.dom.ast.IASTDeclarator;
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import org.eclipse.cdt.core.dom.ast.IASTExpression;
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import org.eclipse.cdt.core.dom.ast.IASTExpressionStatement;
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import org.eclipse.cdt.core.dom.ast.IASTFunctionDeclarator;
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import org.eclipse.cdt.core.dom.ast.IASTFunctionDefinition;
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import org.eclipse.cdt.core.dom.ast.IASTIdExpression;
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import org.eclipse.cdt.core.dom.ast.IASTImplicitName;
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import org.eclipse.cdt.core.dom.ast.IASTImplicitNameOwner;
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import org.eclipse.cdt.core.dom.ast.IASTInitializerClause;
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import org.eclipse.cdt.core.dom.ast.IASTName;
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import org.eclipse.cdt.core.dom.ast.IASTNode;
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import org.eclipse.cdt.core.dom.ast.IASTNodeSelector;
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import org.eclipse.cdt.core.dom.ast.IASTSimpleDeclaration;
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import org.eclipse.cdt.core.dom.ast.IASTStatement;
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import org.eclipse.cdt.core.dom.ast.IASTTranslationUnit;
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import org.eclipse.cdt.core.dom.ast.IASTTypeId;
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import org.eclipse.cdt.core.dom.ast.IASTTypeIdExpression;
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import org.eclipse.cdt.core.dom.ast.IASTUnaryExpression;
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import org.eclipse.cdt.core.dom.ast.IBinding;
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import org.eclipse.cdt.core.dom.ast.ICompositeType;
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import org.eclipse.cdt.core.dom.ast.IField;
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import org.eclipse.cdt.core.dom.ast.IFunctionType;
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import org.eclipse.cdt.core.dom.ast.IProblemBinding;
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import org.eclipse.cdt.core.dom.ast.IType;
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import org.eclipse.cdt.core.dom.ast.c.ICASTTypeIdInitializerExpression;
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import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTLinkageSpecification;
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import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTNamespaceDefinition;
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import org.eclipse.cdt.core.dom.parser.IScannerExtensionConfiguration;
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import org.eclipse.cdt.core.dom.parser.c.ANSICParserExtensionConfiguration;
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import org.eclipse.cdt.core.dom.parser.c.GCCParserExtensionConfiguration;
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import org.eclipse.cdt.core.dom.parser.c.GCCScannerExtensionConfiguration;
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import org.eclipse.cdt.core.dom.parser.c.ICParserExtensionConfiguration;
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import org.eclipse.cdt.core.dom.parser.cpp.ANSICPPParserExtensionConfiguration;
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import org.eclipse.cdt.core.dom.parser.cpp.GPPParserExtensionConfiguration;
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import org.eclipse.cdt.core.dom.parser.cpp.GPPScannerExtensionConfiguration;
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import org.eclipse.cdt.core.dom.parser.cpp.ICPPParserExtensionConfiguration;
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import org.eclipse.cdt.core.parser.FileContent;
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import org.eclipse.cdt.core.parser.IParserLogService;
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import org.eclipse.cdt.core.parser.IScanner;
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import org.eclipse.cdt.core.parser.IScannerInfo;
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import org.eclipse.cdt.core.parser.IncludeFileContentProvider;
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import org.eclipse.cdt.core.parser.NullLogService;
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import org.eclipse.cdt.core.parser.ParserLanguage;
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import org.eclipse.cdt.core.parser.ParserMode;
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import org.eclipse.cdt.core.parser.ScannerInfo;
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import org.eclipse.cdt.core.parser.tests.ASTComparer;
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import org.eclipse.cdt.core.testplugin.CTestPlugin;
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import org.eclipse.cdt.core.testplugin.util.BaseTestCase;
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import org.eclipse.cdt.core.testplugin.util.TestSourceReader;
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import org.eclipse.cdt.internal.core.dom.parser.ASTNode;
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import org.eclipse.cdt.internal.core.dom.parser.AbstractGNUSourceCodeParser;
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import org.eclipse.cdt.internal.core.dom.parser.c.CVisitor;
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import org.eclipse.cdt.internal.core.dom.parser.c.GNUCSourceParser;
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import org.eclipse.cdt.internal.core.dom.parser.cpp.GNUCPPSourceParser;
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import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPVisitor;
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import org.eclipse.cdt.internal.core.model.ASTStringUtil;
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import org.eclipse.cdt.internal.core.parser.ParserException;
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import org.eclipse.cdt.internal.core.parser.scanner.CPreprocessor;
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/**
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* @author aniefer
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*/
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public class AST2BaseTest extends BaseTestCase {
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public final static String TEST_CODE = "<testcode>";
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protected static final IParserLogService NULL_LOG = new NullLogService();
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protected static boolean sValidateCopy;
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private static final ScannerInfo GNU_SCANNER_INFO = new ScannerInfo(getGnuMap());
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private static final ScannerInfo SCANNER_INFO = new ScannerInfo(getStdMap());
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private static Map<String, String> getGnuMap() {
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Map<String, String> map= new HashMap<String, String>();
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map.put("__GNUC__", "4");
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map.put("__GNUC_MINOR__", "7");
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map.put("__SIZEOF_SHORT__", "2");
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map.put("__SIZEOF_INT__", "4");
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map.put("__SIZEOF_LONG__", "8");
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map.put("__SIZEOF_POINTER__", "8");
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return map;
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}
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private static Map<String, String> getStdMap() {
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Map<String, String> map= new HashMap<String, String>();
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map.put("__SIZEOF_SHORT__", "2");
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map.put("__SIZEOF_INT__", "4");
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map.put("__SIZEOF_LONG__", "8");
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map.put("__SIZEOF_POINTER__", "8");
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return map;
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}
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public AST2BaseTest() {
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super();
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}
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public AST2BaseTest(String name) {
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super(name);
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}
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@Override
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protected void setUp() throws Exception {
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sValidateCopy= true;
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super.setUp();
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}
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protected IASTTranslationUnit parse(String code, ParserLanguage lang) throws ParserException {
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return parse(code, lang, false, true);
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}
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protected IASTTranslationUnit parse(String code, ParserLanguage lang, boolean useGNUExtensions) throws ParserException {
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return parse(code, lang, useGNUExtensions, true);
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}
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protected IASTTranslationUnit parse(String code, ParserLanguage lang, boolean useGNUExtensions,
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boolean expectNoProblems) throws ParserException {
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return parse(code, lang, useGNUExtensions, expectNoProblems, false);
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}
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protected IASTTranslationUnit parse(String code, ParserLanguage lang, boolean useGNUExtensions,
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boolean expectNoProblems, boolean skipTrivialInitializers) throws ParserException {
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IScanner scanner = createScanner(FileContent.create(TEST_CODE, code.toCharArray()), lang, ParserMode.COMPLETE_PARSE,
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createScannerInfo(useGNUExtensions));
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configureScanner(scanner);
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AbstractGNUSourceCodeParser parser = null;
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if (lang == ParserLanguage.CPP) {
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ICPPParserExtensionConfiguration config = null;
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if (useGNUExtensions) {
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config = new GPPParserExtensionConfiguration();
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} else {
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config = new ANSICPPParserExtensionConfiguration();
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}
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parser = new GNUCPPSourceParser(scanner, ParserMode.COMPLETE_PARSE, NULL_LOG,config, null);
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} else {
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ICParserExtensionConfiguration config = null;
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if (useGNUExtensions) {
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config = new GCCParserExtensionConfiguration();
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} else {
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config = new ANSICParserExtensionConfiguration();
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}
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parser = new GNUCSourceParser(scanner, ParserMode.COMPLETE_PARSE, NULL_LOG, config, null);
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}
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if (skipTrivialInitializers)
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parser.setSkipTrivialExpressionsInAggregateInitializers(true);
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IASTTranslationUnit tu = parser.parse();
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assertTrue(tu.isFrozen());
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if (sValidateCopy)
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validateCopy(tu);
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if (parser.encounteredError() && expectNoProblems)
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throw new ParserException("FAILURE"); //$NON-NLS-1$
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if (lang == ParserLanguage.C && expectNoProblems) {
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assertEquals(CVisitor.getProblems(tu).length, 0);
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assertEquals(tu.getPreprocessorProblems().length, 0);
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} else if (lang == ParserLanguage.CPP && expectNoProblems) {
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assertEquals(CPPVisitor.getProblems(tu).length, 0);
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assertEquals(0, tu.getPreprocessorProblems().length);
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}
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if (expectNoProblems)
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assertEquals(0, tu.getPreprocessorProblems().length);
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return tu;
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}
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public ScannerInfo createScannerInfo(boolean useGnu) {
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if (useGnu)
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return GNU_SCANNER_INFO;
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return SCANNER_INFO;
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}
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protected void configureScanner(IScanner scanner) {
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}
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public static IScanner createScanner(FileContent codeReader, ParserLanguage lang, ParserMode mode,
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IScannerInfo scannerInfo) {
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IScannerExtensionConfiguration configuration = null;
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if (lang == ParserLanguage.C) {
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configuration= GCCScannerExtensionConfiguration.getInstance(scannerInfo);
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} else {
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configuration= GPPScannerExtensionConfiguration.getInstance(scannerInfo);
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}
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IScanner scanner;
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scanner= new CPreprocessor(codeReader, scannerInfo, lang, NULL_LOG, configuration,
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IncludeFileContentProvider.getSavedFilesProvider());
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return scanner;
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}
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protected void validateSimplePostfixInitializerExpressionC(String code) throws ParserException {
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ICASTTypeIdInitializerExpression e = (ICASTTypeIdInitializerExpression) getExpressionFromStatementInCode(code, ParserLanguage.C);
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assertNotNull(e);
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assertNotNull(e.getTypeId());
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assertNotNull(e.getInitializer());
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}
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protected void validateSimpleUnaryTypeIdExpression(String code, int op) throws ParserException {
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IASTCastExpression e = (IASTCastExpression) getExpressionFromStatementInCode(code, ParserLanguage.C);
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assertNotNull(e);
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assertEquals(e.getOperator(), op);
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assertNotNull(e.getTypeId());
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IASTIdExpression x = (IASTIdExpression) e.getOperand();
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assertEquals(x.getName().toString(), "x"); //$NON-NLS-1$
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}
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protected void validateSimpleTypeIdExpressionC(String code, int op) throws ParserException {
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IASTTypeIdExpression e = (IASTTypeIdExpression) getExpressionFromStatementInCode(code, ParserLanguage.C);
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assertNotNull(e);
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assertEquals(e.getOperator(), op);
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assertNotNull(e.getTypeId());
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}
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protected void validateSimpleUnaryExpressionC(String code, int operator) throws ParserException {
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IASTUnaryExpression e = (IASTUnaryExpression) getExpressionFromStatementInCode(code, ParserLanguage.C);
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assertNotNull(e);
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assertEquals(e.getOperator(), operator);
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IASTIdExpression x = (IASTIdExpression) e.getOperand();
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assertEquals(x.getName().toString(), "x"); //$NON-NLS-1$
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}
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protected void validateConditionalExpressionC(String code) throws ParserException {
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IASTConditionalExpression e = (IASTConditionalExpression) getExpressionFromStatementInCode(code, ParserLanguage.C);
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assertNotNull(e);
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IASTIdExpression x = (IASTIdExpression) e.getLogicalConditionExpression();
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assertEquals(x.getName().toString(), "x"); //$NON-NLS-1$
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IASTIdExpression y = (IASTIdExpression) e.getPositiveResultExpression();
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assertEquals(y.getName().toString(), "y"); //$NON-NLS-1$
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IASTIdExpression x2 = (IASTIdExpression) e.getNegativeResultExpression();
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assertEquals(x.getName().toString(), x2.getName().toString());
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}
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protected void validateSimpleBinaryExpressionC(String code, int operand) throws ParserException {
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IASTBinaryExpression e = (IASTBinaryExpression) getExpressionFromStatementInCode(code, ParserLanguage.C);
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assertNotNull(e);
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assertEquals(e.getOperator(), operand);
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IASTIdExpression x = (IASTIdExpression) e.getOperand1();
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assertEquals(x.getName().toString(), "x"); //$NON-NLS-1$
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IASTIdExpression y = (IASTIdExpression) e.getOperand2();
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assertEquals(y.getName().toString(), "y"); //$NON-NLS-1$
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}
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protected IASTExpression getExpressionFromStatementInCode(String code, ParserLanguage language) throws ParserException {
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StringBuffer buffer = new StringBuffer("void f() { "); //$NON-NLS-1$
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buffer.append("int x, y;\n"); //$NON-NLS-1$
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buffer.append(code);
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buffer.append(";\n}"); //$NON-NLS-1$
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IASTTranslationUnit tu = parse(buffer.toString(), language);
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IASTFunctionDefinition f = (IASTFunctionDefinition) tu.getDeclarations()[0];
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IASTCompoundStatement cs = (IASTCompoundStatement) f.getBody();
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IASTExpressionStatement s = (IASTExpressionStatement) cs.getStatements()[1];
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return s.getExpression();
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}
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protected <T extends IASTNode> T validateCopy(T tu) {
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IASTNode copy = tu.copy();
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assertFalse(copy.isFrozen());
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ASTComparer.assertCopy(tu, copy);
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return (T) copy;
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}
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static protected class CNameCollector extends ASTVisitor {
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{
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shouldVisitNames = true;
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}
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public List<IASTName> nameList = new ArrayList<IASTName>();
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@Override
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public int visit(IASTName name) {
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nameList.add(name);
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return PROCESS_CONTINUE;
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}
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public IASTName getName(int idx) {
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if (idx < 0 || idx >= nameList.size())
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return null;
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return nameList.get(idx);
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}
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public int size() {
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return nameList.size();
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}
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}
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protected void assertInstances(CNameCollector collector, IBinding binding, int num) throws Exception {
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int count = 0;
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assertNotNull(binding);
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for (int i = 0; i < collector.size(); i++) {
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if (collector.getName(i).resolveBinding() == binding)
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count++;
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}
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assertEquals(count, num);
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}
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static protected class CPPNameCollector extends ASTVisitor {
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{
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shouldVisitNames = true;
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}
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public List<IASTName> nameList = new ArrayList<IASTName>();
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@Override
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public int visit(IASTName name) {
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nameList.add(name);
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return PROCESS_CONTINUE;
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}
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public IASTName getName(int idx) {
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if (idx < 0 || idx >= nameList.size())
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return null;
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return nameList.get(idx);
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}
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public int size() {
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return nameList.size();
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}
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public void dump() {
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for (int i= 0; i < size(); i++) {
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IASTName name= getName(i);
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String parent= name.getParent() != null ? name.getParent().getRawSignature() : "";
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System.out.println(i + ": #" + name.getRawSignature() + "# " + parent);
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}
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}
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}
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protected void assertInstances(CPPNameCollector collector, IBinding binding, int num) throws Exception {
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int count = 0;
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for (int i = 0; i < collector.size(); i++) {
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if (collector.getName(i).resolveBinding() == binding)
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count++;
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}
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assertEquals(num, count);
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}
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protected void assertSameType(IType expected, IType actual) {
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assertNotNull(expected);
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assertNotNull(actual);
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assertTrue("Expected same types, but the types were: '" +
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ASTTypeUtil.getType(expected, false) + "' and '" + ASTTypeUtil.getType(actual, false) + "'",
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expected.isSameType(actual));
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}
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protected void isExpressionStringEqual(IASTInitializerClause exp, String str) {
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String expressionString = ASTStringUtil.getExpressionString((IASTExpression) exp);
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assertEquals(str, expressionString);
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}
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protected void isExpressionStringEqual(IASTExpression exp, String str) {
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String expressionString = ASTStringUtil.getExpressionString(exp);
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assertEquals(str, expressionString);
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}
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protected void isParameterSignatureEqual(IASTDeclarator decltor, String str) {
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assertTrue(decltor instanceof IASTFunctionDeclarator);
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final String[] sigArray = ASTStringUtil.getParameterSignatureArray((IASTFunctionDeclarator) decltor);
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assertEquals(str, "(" + ASTStringUtil.join(sigArray, ", ") + ")");
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}
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protected void isSignatureEqual(IASTDeclarator declarator, String expected) {
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String signature= ASTStringUtil.getSignatureString(declarator);
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assertEquals(expected, signature);
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}
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protected void isSignatureEqual(IASTDeclSpecifier declSpec, String str) {
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assertEquals(str, ASTStringUtil.getSignatureString(declSpec, null));
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}
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protected void isSignatureEqual(IASTTypeId typeId, String str) {
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assertEquals(str, ASTStringUtil.getSignatureString(typeId.getDeclSpecifier(), typeId.getAbstractDeclarator()));
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}
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protected void isTypeEqual(IASTDeclarator decltor, String str) {
|
||||
assertEquals(str, ASTTypeUtil.getType(decltor));
|
||||
}
|
||||
|
||||
protected void isTypeEqual(IASTTypeId typeId, String str) {
|
||||
assertEquals(str, ASTTypeUtil.getType(typeId));
|
||||
}
|
||||
|
||||
protected void isTypeEqual(IType type, String str) {
|
||||
assertEquals(str, ASTTypeUtil.getType(type));
|
||||
}
|
||||
|
||||
protected void isParameterTypeEqual(IFunctionType fType, String str) {
|
||||
assertEquals(str, ASTTypeUtil.getParameterTypeString(fType));
|
||||
}
|
||||
|
||||
static protected class CNameResolver extends ASTVisitor {
|
||||
{
|
||||
shouldVisitNames = true;
|
||||
}
|
||||
public int numProblemBindings;
|
||||
public int numNullBindings;
|
||||
public List<IASTName> nameList = new ArrayList<IASTName>();
|
||||
|
||||
@Override
|
||||
public int visit(IASTName name) {
|
||||
nameList.add(name);
|
||||
IBinding binding = name.resolveBinding();
|
||||
if (binding instanceof IProblemBinding)
|
||||
numProblemBindings++;
|
||||
if (binding == null)
|
||||
numNullBindings++;
|
||||
return PROCESS_CONTINUE;
|
||||
}
|
||||
|
||||
public IASTName getName(int idx) {
|
||||
if (idx < 0 || idx >= nameList.size())
|
||||
return null;
|
||||
return nameList.get(idx);
|
||||
}
|
||||
|
||||
public int size() {
|
||||
return nameList.size();
|
||||
}
|
||||
}
|
||||
|
||||
static protected class CPPNameResolver extends ASTVisitor {
|
||||
{
|
||||
shouldVisitNames = true;
|
||||
}
|
||||
public int numProblemBindings;
|
||||
public int numNullBindings;
|
||||
public List<IASTName> nameList = new ArrayList<IASTName>();
|
||||
|
||||
@Override
|
||||
public int visit(IASTName name) {
|
||||
nameList.add(name);
|
||||
IBinding binding = name.resolveBinding();
|
||||
if (binding instanceof IProblemBinding)
|
||||
numProblemBindings++;
|
||||
if (binding == null)
|
||||
numNullBindings++;
|
||||
return PROCESS_CONTINUE;
|
||||
}
|
||||
|
||||
public IASTName getName(int idx) {
|
||||
if (idx < 0 || idx >= nameList.size())
|
||||
return null;
|
||||
return nameList.get(idx);
|
||||
}
|
||||
|
||||
public int size() {
|
||||
return nameList.size();
|
||||
}
|
||||
}
|
||||
|
||||
protected String getAboveComment() throws IOException {
|
||||
return getContents(1)[0].toString();
|
||||
}
|
||||
|
||||
protected CharSequence[] getContents(int sections) throws IOException {
|
||||
CTestPlugin plugin = CTestPlugin.getDefault();
|
||||
if (plugin == null)
|
||||
throw new AssertionFailedError("This test must be run as a JUnit plugin test");
|
||||
return TestSourceReader.getContentsForTest(plugin.getBundle(), "parser", getClass(), getName(), sections);
|
||||
}
|
||||
|
||||
protected static <T> T assertInstance(Object o, Class<T> clazz, Class... cs) {
|
||||
assertNotNull("Expected object of " + clazz.getName() + " but got a null value", o);
|
||||
assertTrue("Expected "+clazz.getName()+" but got "+o.getClass().getName(), clazz.isInstance(o));
|
||||
for (Class c : cs) {
|
||||
assertNotNull("Expected object of " + c.getName() + " but got a null value", o);
|
||||
assertTrue("Expected " + c.getName() + " but got " + o.getClass().getName(), c.isInstance(o));
|
||||
}
|
||||
return clazz.cast(o);
|
||||
}
|
||||
|
||||
protected static void assertField(IBinding binding, String fieldName, String ownerName) {
|
||||
assertInstance(binding, IField.class);
|
||||
assertEquals(fieldName, binding.getName());
|
||||
ICompositeType struct = ((IField) binding).getCompositeTypeOwner();
|
||||
assertEquals(ownerName, struct.getName());
|
||||
}
|
||||
|
||||
protected class BindingAssertionHelper {
|
||||
protected IASTTranslationUnit tu;
|
||||
protected String contents;
|
||||
protected boolean isCPP;
|
||||
|
||||
public BindingAssertionHelper(String contents, boolean isCPP) throws ParserException {
|
||||
this(contents, isCPP ? ParserLanguage.CPP : ParserLanguage.C);
|
||||
}
|
||||
|
||||
public BindingAssertionHelper(String contents, ParserLanguage lang) throws ParserException {
|
||||
this.contents= contents;
|
||||
this.isCPP= lang.isCPP();
|
||||
this.tu= parse(contents, lang, true, false);
|
||||
}
|
||||
|
||||
public IASTTranslationUnit getTranslationUnit() {
|
||||
return tu;
|
||||
}
|
||||
|
||||
public IProblemBinding assertProblem(String section, int len) {
|
||||
if (len <= 0)
|
||||
len= section.length() + len;
|
||||
IBinding binding= binding(section, len);
|
||||
assertTrue("Non-ProblemBinding for name: " + section.substring(0, len),
|
||||
binding instanceof IProblemBinding);
|
||||
return (IProblemBinding) binding;
|
||||
}
|
||||
|
||||
public IProblemBinding assertProblem(String context, int len, int problemId) {
|
||||
IProblemBinding problemBinding = assertProblem(context, len);
|
||||
assertEquals(problemId, problemBinding.getID());
|
||||
return problemBinding;
|
||||
}
|
||||
|
||||
public IProblemBinding assertProblem(String context, String name) {
|
||||
IBinding binding= binding(context, name);
|
||||
assertTrue("Non-ProblemBinding for name: " + name, binding instanceof IProblemBinding);
|
||||
return (IProblemBinding) binding;
|
||||
}
|
||||
|
||||
public IProblemBinding assertProblem(String context, String name, int problemId) {
|
||||
IProblemBinding problemBinding = assertProblem(context, name);
|
||||
assertEquals(problemId, problemBinding.getID());
|
||||
return problemBinding;
|
||||
}
|
||||
|
||||
public <T extends IBinding> T assertNonProblem(String section, int len) {
|
||||
if (len <= 0)
|
||||
len= section.length() + len;
|
||||
IBinding binding= binding(section, len);
|
||||
if (binding instanceof IProblemBinding) {
|
||||
IProblemBinding problem= (IProblemBinding) binding;
|
||||
fail("ProblemBinding for name: " + section.substring(0, len) + " (" + renderProblemID(problem.getID()) + ")");
|
||||
}
|
||||
if (binding == null) {
|
||||
fail("Null binding resolved for name: " + section.substring(0, len));
|
||||
}
|
||||
return (T) binding;
|
||||
}
|
||||
|
||||
private int getIdentifierLength(String str) {
|
||||
int i;
|
||||
for (i = 0; i < str.length() && Character.isJavaIdentifierPart(str.charAt(i)); ++i) {
|
||||
}
|
||||
return i;
|
||||
}
|
||||
|
||||
public IProblemBinding assertProblemOnFirstIdentifier(String section) {
|
||||
return assertProblem(section, getIdentifierLength(section));
|
||||
}
|
||||
|
||||
public IProblemBinding assertProblemOnFirstIdentifier(String section, int problemId) {
|
||||
IProblemBinding problemBinding = assertProblemOnFirstIdentifier(section);
|
||||
assertEquals(problemId, problemBinding.getID());
|
||||
return problemBinding;
|
||||
}
|
||||
|
||||
public <T extends IBinding> T assertNonProblemOnFirstIdentifier(String section, Class... cs) {
|
||||
return assertNonProblem(section, getIdentifierLength(section), cs);
|
||||
}
|
||||
|
||||
public IBinding assertNonProblemOnFirstIdentifier(String section) {
|
||||
return assertNonProblem(section, getIdentifierLength(section), IBinding.class);
|
||||
}
|
||||
|
||||
public void assertNoName(String section, int len) {
|
||||
IASTName name= findName(section, len);
|
||||
if (name != null) {
|
||||
String selection = section.substring(0, len);
|
||||
fail("Found unexpected \"" + selection + "\": " + name.resolveBinding());
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Asserts that there is exactly one name at the given location and that
|
||||
* it resolves to the given type of binding.
|
||||
*/
|
||||
public IASTImplicitName assertImplicitName(String section, int len, Class<?> bindingClass) {
|
||||
IASTName name = findImplicitName(section, len);
|
||||
final String selection = section.substring(0, len);
|
||||
assertNotNull("did not find \"" + selection + "\"", name);
|
||||
|
||||
assertInstance(name, IASTImplicitName.class);
|
||||
IASTImplicitNameOwner owner = (IASTImplicitNameOwner) name.getParent();
|
||||
IASTImplicitName[] implicits = owner.getImplicitNames();
|
||||
assertNotNull(implicits);
|
||||
|
||||
if (implicits.length > 1) {
|
||||
boolean found = false;
|
||||
for (IASTImplicitName n : implicits) {
|
||||
if (((ASTNode) n).getOffset() == ((ASTNode) name).getOffset()) {
|
||||
assertFalse(found);
|
||||
found = true;
|
||||
}
|
||||
}
|
||||
assertTrue(found);
|
||||
}
|
||||
|
||||
assertEquals(selection, name.getRawSignature());
|
||||
IBinding binding = name.resolveBinding();
|
||||
assertNotNull(binding);
|
||||
assertInstance(binding, bindingClass);
|
||||
return (IASTImplicitName) name;
|
||||
}
|
||||
|
||||
public void assertNoImplicitName(String section, int len) {
|
||||
IASTName name = findImplicitName(section, len);
|
||||
final String selection = section.substring(0, len);
|
||||
assertNull("found name \"" + selection + "\"", name);
|
||||
}
|
||||
|
||||
public IASTImplicitName[] getImplicitNames(String section, int len) {
|
||||
IASTName name = findImplicitName(section, len);
|
||||
IASTImplicitNameOwner owner = (IASTImplicitNameOwner) name.getParent();
|
||||
IASTImplicitName[] implicits = owner.getImplicitNames();
|
||||
return implicits;
|
||||
}
|
||||
|
||||
public IASTName findName(String section, int len) {
|
||||
final int offset = contents.indexOf(section);
|
||||
assertTrue("Section \"" + section + "\" not found", offset >= 0);
|
||||
IASTNodeSelector selector = tu.getNodeSelector(null);
|
||||
return selector.findName(offset, len);
|
||||
}
|
||||
|
||||
public IASTName findName(String context, String name) {
|
||||
if (context == null) {
|
||||
context = contents;
|
||||
}
|
||||
int offset = contents.indexOf(context);
|
||||
assertTrue("Context \"" + context + "\" not found", offset >= 0);
|
||||
int nameOffset = context.indexOf(name);
|
||||
assertTrue("Name \"" + name + "\" not found", nameOffset >= 0);
|
||||
IASTNodeSelector selector = tu.getNodeSelector(null);
|
||||
return selector.findName(offset + nameOffset, name.length());
|
||||
}
|
||||
|
||||
public IASTName findName(String name) {
|
||||
return findName(contents, name);
|
||||
}
|
||||
|
||||
public IASTName findImplicitName(String section, int len) {
|
||||
final int offset = contents.indexOf(section);
|
||||
assertTrue(offset >= 0);
|
||||
IASTNodeSelector selector = tu.getNodeSelector(null);
|
||||
return selector.findImplicitName(offset, len);
|
||||
}
|
||||
|
||||
public <T extends IASTNode> T assertNode(String context, String nodeText, Class... cs) {
|
||||
if (context == null) {
|
||||
context = contents;
|
||||
}
|
||||
int offset = contents.indexOf(context);
|
||||
assertTrue("Context \"" + context + "\" not found", offset >= 0);
|
||||
int nodeOffset = context.indexOf(nodeText);
|
||||
assertTrue("Node \"" + nodeText + "\" not found", nodeOffset >= 0);
|
||||
IASTNodeSelector selector = tu.getNodeSelector(null);
|
||||
IASTNode node = selector.findNode(offset + nodeOffset, nodeText.length());
|
||||
return assertType(node, cs);
|
||||
}
|
||||
|
||||
public <T extends IASTNode> T assertNode(String nodeText, Class... cs) {
|
||||
return assertNode(contents, nodeText, cs);
|
||||
}
|
||||
|
||||
private String renderProblemID(int i) {
|
||||
try {
|
||||
for (Field field : IProblemBinding.class.getDeclaredFields()) {
|
||||
if (field.getName().startsWith("SEMANTIC_")) {
|
||||
if (field.getType() == int.class) {
|
||||
Integer ci= (Integer) field.get(null);
|
||||
if (ci.intValue() == i) {
|
||||
return field.getName();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
} catch (IllegalAccessException e) {
|
||||
throw new RuntimeException(e);
|
||||
}
|
||||
return "Unknown problem ID";
|
||||
}
|
||||
|
||||
public <T extends IBinding> T assertNonProblem(String section, int len, Class... cs) {
|
||||
if (len <= 0)
|
||||
len += section.length();
|
||||
IBinding binding= binding(section, len);
|
||||
assertTrue("ProblemBinding for name: " + section.substring(0, len),
|
||||
!(binding instanceof IProblemBinding));
|
||||
return assertType(binding, cs);
|
||||
}
|
||||
|
||||
public <T extends IBinding> T assertNonProblem(String section, Class... cs) {
|
||||
return assertNonProblem(section, section.length(), cs);
|
||||
}
|
||||
|
||||
public <T extends IBinding> T assertNonProblem(String context, String name, Class... cs) {
|
||||
IBinding binding= binding(context, name);
|
||||
assertTrue("ProblemBinding for name: " + name, !(binding instanceof IProblemBinding));
|
||||
return assertType(binding, cs);
|
||||
}
|
||||
|
||||
public <T, U extends T> U assertType(T obj, Class... cs) {
|
||||
for (Class c : cs) {
|
||||
assertInstance(obj, c);
|
||||
}
|
||||
return (U) obj;
|
||||
}
|
||||
|
||||
private IBinding binding(String section, int len) {
|
||||
IASTName astName = findName(section, len);
|
||||
final String selection = section.substring(0, len);
|
||||
assertNotNull("No AST name for \"" + selection + "\"", astName);
|
||||
assertEquals(selection, astName.getRawSignature());
|
||||
|
||||
IBinding binding = astName.resolveBinding();
|
||||
assertNotNull("No binding for " + astName.getRawSignature(), binding);
|
||||
|
||||
return astName.resolveBinding();
|
||||
}
|
||||
|
||||
private IBinding binding(String context, String name) {
|
||||
IASTName astName = findName(context, name);
|
||||
assertNotNull("No AST name for \"" + name + "\"", astName);
|
||||
assertEquals(name, astName.getRawSignature());
|
||||
|
||||
IBinding binding = astName.resolveBinding();
|
||||
assertNotNull("No binding for " + astName.getRawSignature(), binding);
|
||||
|
||||
return astName.resolveBinding();
|
||||
}
|
||||
}
|
||||
|
||||
final protected IASTTranslationUnit parseAndCheckBindings(String code, ParserLanguage lang) throws Exception {
|
||||
return parseAndCheckBindings(code, lang, false);
|
||||
}
|
||||
|
||||
final protected IASTTranslationUnit parseAndCheckBindings(String code, ParserLanguage lang, boolean useGnuExtensions) throws Exception {
|
||||
return parseAndCheckBindings(code, lang, useGnuExtensions, false);
|
||||
}
|
||||
|
||||
final protected IASTTranslationUnit parseAndCheckBindings(String code, ParserLanguage lang, boolean useGnuExtensions,
|
||||
boolean skipTrivialInitializers) throws Exception {
|
||||
IASTTranslationUnit tu = parse(code, lang, useGnuExtensions, true, skipTrivialInitializers);
|
||||
CNameCollector col = new CNameCollector();
|
||||
tu.accept(col);
|
||||
assertNoProblemBindings(col);
|
||||
return tu;
|
||||
}
|
||||
|
||||
final protected void assertNoProblemBindings(CNameCollector col) {
|
||||
for (IASTName n : col.nameList) {
|
||||
assertFalse("ProblemBinding for " + n.getRawSignature(), n.resolveBinding() instanceof IProblemBinding);
|
||||
}
|
||||
}
|
||||
|
||||
final protected void assertProblemBindings(CNameCollector col, int count) {
|
||||
int sum = 0;
|
||||
for (IASTName n : col.nameList) {
|
||||
if (n.getBinding() instanceof IProblemBinding)
|
||||
++sum;
|
||||
}
|
||||
assertEquals(count, sum);
|
||||
}
|
||||
|
||||
final protected <T extends IASTDeclaration> T getDeclaration(IASTTranslationUnit tu, int i_decl) {
|
||||
Class<T> tclass;
|
||||
IASTDeclaration[] decls= tu.getDeclarations();
|
||||
assertTrue(decls.length > i_decl);
|
||||
return (T) decls[i_decl];
|
||||
}
|
||||
|
||||
final protected <T extends IASTDeclaration> T getDeclaration(ICPPASTNamespaceDefinition ns, int i_decl) {
|
||||
Class<T> tclass;
|
||||
IASTDeclaration[] decls= ns.getDeclarations();
|
||||
assertTrue(decls.length > i_decl);
|
||||
return (T) decls[i_decl];
|
||||
}
|
||||
|
||||
final protected <T extends IASTDeclaration> T getDeclaration(ICPPASTLinkageSpecification ls, int i_decl) {
|
||||
Class<T> tclass;
|
||||
IASTDeclaration[] decls= ls.getDeclarations();
|
||||
assertTrue(decls.length > i_decl);
|
||||
return (T) decls[i_decl];
|
||||
}
|
||||
|
||||
final protected <T extends IASTDeclaration> T getDeclaration(IASTCompositeTypeSpecifier ct, int i_decl) {
|
||||
Class<T> tclass;
|
||||
IASTDeclaration[] decls= ct.getMembers();
|
||||
assertTrue(decls.length > i_decl);
|
||||
return (T) decls[i_decl];
|
||||
}
|
||||
|
||||
final protected <T extends IASTCompositeTypeSpecifier> T getCompositeType(IASTTranslationUnit tu, int i_decl) {
|
||||
IASTSimpleDeclaration sdecl= getDeclaration(tu, i_decl);
|
||||
return (T) sdecl.getDeclSpecifier();
|
||||
}
|
||||
|
||||
final protected <T extends IASTStatement> T getStatement(IASTFunctionDefinition fdef, int i_stmt) {
|
||||
return getStatement((IASTCompoundStatement) fdef.getBody(), i_stmt);
|
||||
}
|
||||
|
||||
final protected <T extends IASTStatement> T getStatement(IASTCompoundStatement compound, int i_stmt) {
|
||||
IASTStatement[] stmts= compound.getStatements();
|
||||
assertTrue(stmts.length > i_stmt);
|
||||
return (T) stmts[i_stmt];
|
||||
}
|
||||
|
||||
final protected <T extends IASTExpression> T getExpressionOfStatement(IASTFunctionDefinition fdef, int i) {
|
||||
IASTStatement stmt= getStatement(fdef, i);
|
||||
assertInstance(stmt, IASTExpressionStatement.class);
|
||||
return (T) ((IASTExpressionStatement) stmt).getExpression();
|
||||
}
|
||||
}
|
||||
|
|
@ -128,6 +128,7 @@ import org.eclipse.cdt.core.dom.ast.cpp.ICPPUsingDeclaration;
|
|||
import org.eclipse.cdt.core.dom.ast.cpp.ICPPVariable;
|
||||
import org.eclipse.cdt.core.parser.ParserLanguage;
|
||||
import org.eclipse.cdt.core.parser.util.CharArrayUtils;
|
||||
import org.eclipse.cdt.internal.core.dom.parser.SizeofCalculator;
|
||||
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPASTNameBase;
|
||||
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPClassType;
|
||||
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPMethod;
|
||||
|
|
@ -10116,4 +10117,36 @@ public class AST2CPPTests extends AST2TestBase {
|
|||
public void testIsBaseOf_399353() throws Exception {
|
||||
parseAndCheckBindings(getAboveComment(), CPP, true);
|
||||
}
|
||||
|
||||
// template <bool> struct B{};
|
||||
// template <>
|
||||
// struct B<true> {
|
||||
// void waldo();
|
||||
// };
|
||||
// typedef char& one;
|
||||
// int main() {
|
||||
// B<sizeof(one) == 1> b;
|
||||
// b.waldo();
|
||||
// }
|
||||
public void testSizeofReference_397342() throws Exception {
|
||||
parseAndCheckBindings();
|
||||
}
|
||||
|
||||
// struct A {
|
||||
// char a[100];
|
||||
// };
|
||||
// struct B {
|
||||
// A& b;
|
||||
// };
|
||||
// A* p;
|
||||
public void testSizeofStructWithReferenceField_397342() throws Exception {
|
||||
BindingAssertionHelper bh = getAssertionHelper();
|
||||
IASTName nameB = bh.findName("B");
|
||||
IASTName namep = bh.findName("p");
|
||||
ICPPClassType B = (ICPPClassType) nameB.resolveBinding();
|
||||
IPointerType ptrToA = (IPointerType) ((ICPPVariable) namep.resolveBinding()).getType();
|
||||
long pointerSize = SizeofCalculator.getSizeAndAlignment(ptrToA, namep).size;
|
||||
long BSize = SizeofCalculator.getSizeAndAlignment(B, nameB).size;
|
||||
assertEquals(pointerSize, BSize);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,5 +1,5 @@
|
|||
/*******************************************************************************
|
||||
* Copyright (c) 2011 Google, Inc and others.
|
||||
* Copyright (c) 2011, 2013 Google, Inc and others.
|
||||
* All rights reserved. This program and the accompanying materials
|
||||
* are made available under the terms of the Eclipse Public License v1.0
|
||||
* which accompanies this distribution, and is available at
|
||||
|
|
@ -7,6 +7,7 @@
|
|||
*
|
||||
* Contributors:
|
||||
* Sergey Prigogin (Google) - initial API and implementation
|
||||
* Nathan Ridge
|
||||
*******************************************************************************/
|
||||
package org.eclipse.cdt.internal.core.dom.parser;
|
||||
|
||||
|
|
@ -182,7 +183,12 @@ public class SizeofCalculator {
|
|||
if (type instanceof IBasicType) {
|
||||
return sizeAndAlignment((IBasicType) type);
|
||||
}
|
||||
if (type instanceof IPointerType || type instanceof ICPPReferenceType) {
|
||||
// [expr.sizeof]/2: "When applied to a reference or a reference type, the
|
||||
// result is the size of the referenced type."
|
||||
if (type instanceof ICPPReferenceType) {
|
||||
return sizeAndAlignment(((ICPPReferenceType) type).getType());
|
||||
}
|
||||
if (type instanceof IPointerType) {
|
||||
if (type instanceof ICPPPointerToMemberType)
|
||||
return null;
|
||||
return sizeof_pointer;
|
||||
|
|
@ -314,14 +320,24 @@ public class SizeofCalculator {
|
|||
if (field.isStatic())
|
||||
continue;
|
||||
IType fieldType = field.getType();
|
||||
SizeAndAlignment info = sizeAndAlignment(fieldType);
|
||||
SizeAndAlignment info;
|
||||
// sizeof() on a reference type returns the size of the referenced type.
|
||||
// However, a reference field in a structure only occupies as much space
|
||||
// as a pointer.
|
||||
if (fieldType instanceof ICPPReferenceType) {
|
||||
info = sizeof_pointer;
|
||||
} else {
|
||||
info = sizeAndAlignment(fieldType);
|
||||
}
|
||||
if (info == null)
|
||||
return null;
|
||||
if (union) {
|
||||
if (size < info.size)
|
||||
size = info.size;
|
||||
} else {
|
||||
size += info.alignment - (size - 1) % info.alignment - 1 + info.size;
|
||||
if (size > 0)
|
||||
size += info.alignment - (size - 1) % info.alignment - 1;
|
||||
size += info.size;
|
||||
}
|
||||
if (maxAlignment < info.alignment)
|
||||
maxAlignment = info.alignment;
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue