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Bug 323599: Type of id-expression denoting a field access.

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This commit is contained in:
Markus Schorn 2010-08-25 14:24:17 +00:00
parent 55fd582a63
commit 04303cfd0e
3 changed files with 55 additions and 12 deletions
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20
core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2CPPTests.java
View file

@ -8876,4 +8876,24 @@ public class AST2CPPTests extends AST2BaseTest {
assertEquals("MyType &", ASTTypeUtil.getType(g.getType().getParameterTypes()[0], false));
assertEquals("int &", ASTTypeUtil.getType(g.getType().getParameterTypes()[0], true));
}
// class container {
// public:
// void constBegin() const;
// void begin();
// };
// struct test {
// void test_func() const {
// cnt.constBegin(); //ref
// cnt.begin(); //ref
// }
// container cnt;
// };
public void testConstMember_323599() throws Exception {
String code= getAboveComment();
BindingAssertionHelper bh= new BindingAssertionHelper(code, true);
IFunction f= bh.assertNonProblem("constBegin(); //ref", 10);
bh.assertProblem("begin(); //ref", 5);
}
}

27
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTFieldReference.java
View file

@ -210,17 +210,7 @@ public class CPPASTFieldReference extends ASTNode implements ICPPASTFieldReferen
e1= ((IPointerType) e1).getType();
}
}
CVQualifier cvq1 = SemanticUtil.getCVQualifier(e1);
if (((ICPPField) binding).isMutable()) {
// Remove const, add union of volatile.
CVQualifier cvq2 = SemanticUtil.getCVQualifier(e2);
if (cvq2.isConst()) {
e2= SemanticUtil.getNestedType(e2, ALLCVQ | TDEF | REF);
}
e2= SemanticUtil.addQualifiers(e2, false, cvq1.isVolatile() || cvq2.isVolatile());
} else {
e2= SemanticUtil.addQualifiers(e2, cvq1.isConst(), cvq1.isVolatile());
}
e2 = addQualifiersForAccess((ICPPField) binding, e2, e1);
}
return SemanticUtil.mapToAST(e2, this);
} else if (binding instanceof IEnumerator) {
@ -238,6 +228,21 @@ public class CPPASTFieldReference extends ASTNode implements ICPPASTFieldReferen
return null;
}
public static IType addQualifiersForAccess(ICPPField field, IType fieldType, IType ownerType) throws DOMException {
CVQualifier cvq1 = SemanticUtil.getCVQualifier(ownerType);
if (field.isMutable()) {
// Remove const, add union of volatile.
CVQualifier cvq2 = SemanticUtil.getCVQualifier(fieldType);
if (cvq2.isConst()) {
fieldType= SemanticUtil.getNestedType(fieldType, ALLCVQ | TDEF | REF);
}
fieldType= SemanticUtil.addQualifiers(fieldType, false, cvq1.isVolatile() || cvq2.isVolatile());
} else {
fieldType= SemanticUtil.addQualifiers(fieldType, cvq1.isConst(), cvq1.isVolatile());
}
return fieldType;
}
public boolean isLValue() {
if (isPointerDereference())

20
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTIdExpression.java
View file

@ -12,6 +12,10 @@
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.cpp;
import static org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.SemanticUtil.PTR;
import static org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.SemanticUtil.REF;
import static org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.SemanticUtil.TDEF;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.DOMException;
import org.eclipse.cdt.core.dom.ast.IASTIdExpression;
@ -21,10 +25,12 @@ import org.eclipse.cdt.core.dom.ast.ICPPASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.IEnumerator;
import org.eclipse.cdt.core.dom.ast.IFunction;
import org.eclipse.cdt.core.dom.ast.IProblemBinding;
import org.eclipse.cdt.core.dom.ast.IScope;
import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.dom.ast.IVariable;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPEnumeration;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPField;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateNonTypeParameter;
import org.eclipse.cdt.internal.core.dom.parser.ASTNode;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPSemantics;
@ -92,7 +98,19 @@ public class CPPASTIdExpression extends ASTNode implements IASTIdExpression, ICP
IBinding binding = name.resolvePreBinding();
try {
if (binding instanceof IVariable) {
return SemanticUtil.mapToAST(((IVariable) binding).getType(), this);
final IVariable var = (IVariable) binding;
IType type= SemanticUtil.mapToAST(var.getType(), this);
if (var instanceof ICPPField && !var.isStatic()) {
IScope scope= CPPVisitor.getContainingScope(name);
if (scope != null) {
IType thisType= CPPVisitor.getThisType(scope);
if (thisType != null) {
thisType= SemanticUtil.getNestedType(thisType, TDEF|REF|PTR);
type= CPPASTFieldReference.addQualifiersForAccess((ICPPField) var, type, thisType);
}
}
}
return type;
} else if (binding instanceof IEnumerator) {
IType type= ((IEnumerator) binding).getType();
if (type instanceof ICPPEnumeration) {