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Code Issues Wiki Activity

Typedef'ed void in function-parameter list, bug 258694.

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This commit is contained in:
Markus Schorn 2008-12-15 15:39:08 +00:00
parent 049e4b13f1
commit f091f52080
5 changed files with 27 additions and 16 deletions
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10
core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2CPPTests.java
View file

@ -6266,4 +6266,14 @@ public class AST2CPPTests extends AST2BaseTest {
parseAndCheckBindings(getAboveComment(), ParserLanguage.CPP);
}
// typedef void VOID;
// void donothing();
// void donothing(VOID){}
// void donothing(VOID);
// void test() {
// donothing();
// }
public void testVoidViaTypedef_Bug258694() throws Exception {
parseAndCheckBindings(getAboveComment(), ParserLanguage.CPP);
}
}

16
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPFunctionType.java
View file

@ -6,12 +6,9 @@
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
* Andrew Niefer (IBM Corporation) - initial API and implementation
* Markus Schorn (Wind River Systems)
*******************************************************************************/
/*
* Created on Dec 13, 2004
*/
package org.eclipse.cdt.internal.core.dom.parser.cpp;
import org.eclipse.cdt.core.dom.ast.ASTTypeUtil;
@ -21,9 +18,10 @@ import org.eclipse.cdt.core.dom.ast.IPointerType;
import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.dom.ast.ITypedef;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPFunctionType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.SemanticUtil;
/**
* @author aniefer
* Represents c++ function types. Note that we keep typedefs as part of the function type.
*/
public class CPPFunctionType implements ICPPFunctionType {
private IType[] parameters;
@ -68,10 +66,12 @@ public class CPPFunctionType implements ICPPFunctionType {
try {
if (parameters.length == 1 && fps.length == 0) {
if (!(parameters[0] instanceof IBasicType) || ((IBasicType) parameters[0]).getType() != IBasicType.t_void)
IType p0= SemanticUtil.getUltimateTypeViaTypedefs(parameters[0]);
if (!(p0 instanceof IBasicType) || ((IBasicType) p0).getType() != IBasicType.t_void)
return false;
} else if (fps.length == 1 && parameters.length == 0) {
if (!(fps[0] instanceof IBasicType) || ((IBasicType) fps[0]).getType() != IBasicType.t_void)
IType p0= SemanticUtil.getUltimateTypeViaTypedefs(fps[0]);
if (!(p0 instanceof IBasicType) || ((IBasicType) p0).getType() != IBasicType.t_void)
return false;
} else if (parameters.length != fps.length) {
return false;

4
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPSemantics.java
View file

@ -1883,7 +1883,7 @@ public class CPPSemantics {
// check for parameter of type void
IType[] argTypes= getSourceParameterTypes(funcArgs);
if (argTypes.length == 1) {
IType t= argTypes[0];
IType t= SemanticUtil.getUltimateTypeViaTypedefs(argTypes[0]);
if (t instanceof IBasicType && ((IBasicType)t).getType() == IBasicType.t_void) {
numArgs= 0;
}
@ -1910,7 +1910,7 @@ public class CPPSemantics {
int numPars = params.length;
if (numArgs == 0 && numPars == 1) {
// check for void
IType t = params[0].getType();
IType t = SemanticUtil.getUltimateTypeViaTypedefs(params[0].getType());
if (t instanceof IBasicType && ((IBasicType)t).getType() == IBasicType.t_void)
numPars= 0;
}

4
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/SemanticUtil.java
View file

@ -227,10 +227,8 @@ public class SemanticUtil {
/**
* Descends into a typedef sequence.
* @param type
* @return
*/
static IType getUltimateTypeViaTypedefs(IType type) {
public static IType getUltimateTypeViaTypedefs(IType type) {
try {
while (type instanceof ITypedef) {
IType t= ((ITypedef) type).getType();

9
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/c/PDOMCFunctionType.java
View file

@ -1,5 +1,5 @@
/*******************************************************************************
* Copyright (c) 2007 Symbian Software Systems and others.
* Copyright (c) 2007, 2008 Symbian Software Systems 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
@ -24,6 +24,7 @@ import org.eclipse.cdt.core.dom.ast.IFunctionType;
import org.eclipse.cdt.core.dom.ast.IProblemBinding;
import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.dom.ast.ITypedef;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.SemanticUtil;
import org.eclipse.cdt.internal.core.index.IIndexCBindingConstants;
import org.eclipse.cdt.internal.core.index.IIndexType;
import org.eclipse.cdt.internal.core.pdom.PDOM;
@ -124,10 +125,12 @@ public class PDOMCFunctionType extends PDOMNode implements IIndexType, IFunction
IType[] params1= getParameterTypes();
IType[] params2= ft.getParameterTypes();
if (params1.length == 1 && params2.length == 0) {
if (!(params1[0] instanceof IBasicType) || ((IBasicType)params1[0]).getType() != IBasicType.t_void)
IType p0= SemanticUtil.getUltimateTypeViaTypedefs(params1[0]);
if (!(p0 instanceof IBasicType) || ((IBasicType) p0).getType() != IBasicType.t_void)
return false;
} else if (params2.length == 1 && params1.length == 0) {
if (!(params2[0] instanceof IBasicType) || ((IBasicType) params2[0]).getType() != IBasicType.t_void)
IType p0= SemanticUtil.getUltimateTypeViaTypedefs(params2[0]);
if (!(p0 instanceof IBasicType) || ((IBasicType) p0).getType() != IBasicType.t_void)
return false;
} else if (params1.length != params2.length) {
return false;