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Code Issues Wiki Activity

Fixed Bug 84476 - [C++ Parser] NPE caused by strange code from C++ 5.11-2

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This commit is contained in:
John Camelon 2005-02-24 02:29:17 +00:00
parent 14feb82cc2
commit 887dc877d4
3 changed files with 17 additions and 4 deletions
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10
core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2CPPTests.java
View file

@ -17,6 +17,7 @@ import org.eclipse.cdt.core.dom.ast.IASTBinaryExpression;
import org.eclipse.cdt.core.dom.ast.IASTCastExpression;
import org.eclipse.cdt.core.dom.ast.IASTCompositeTypeSpecifier;
import org.eclipse.cdt.core.dom.ast.IASTCompoundStatement;
import org.eclipse.cdt.core.dom.ast.IASTDeclarationStatement;
import org.eclipse.cdt.core.dom.ast.IASTDeclarator;
import org.eclipse.cdt.core.dom.ast.IASTElaboratedTypeSpecifier;
import org.eclipse.cdt.core.dom.ast.IASTExpressionStatement;
@ -50,6 +51,7 @@ import org.eclipse.cdt.core.dom.ast.ITypedef;
import org.eclipse.cdt.core.dom.ast.IVariable;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTCompositeTypeSpecifier;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTNamedTypeSpecifier;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTPointerToMember;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTQualifiedName;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTWhileStatement;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassType;
@ -2082,7 +2084,13 @@ public class AST2CPPTests extends AST2BaseTest {
buffer.append( "int (B::*pb)() = &B::f;\n"); //$NON-NLS-1$
buffer.append( "}\n" ); //$NON-NLS-1$
String code = buffer.toString();
parse( code, ParserLanguage.CPP );
IASTFunctionDefinition foo = (IASTFunctionDefinition) parse( code, ParserLanguage.CPP ).getDeclarations()[0];
IASTDeclarationStatement decl = (IASTDeclarationStatement) ((IASTCompoundStatement)foo.getBody()).getStatements()[1];
IASTSimpleDeclaration pb = (IASTSimpleDeclaration) decl.getDeclaration();
IASTDeclarator d = pb.getDeclarators()[0];
assertEquals( d.getNestedDeclarator().getPointerOperators().length, 1 );
assertEquals( d.getNestedDeclarator().getName().toString(), "pb" ); //$NON-NLS-1$
assertTrue( d.getNestedDeclarator().getPointerOperators()[0] instanceof ICPPASTPointerToMember );
}
public void testBug86336() throws Exception {

8
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/AbstractGNUSourceCodeParser.java
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@ -31,6 +31,7 @@ import org.eclipse.cdt.core.dom.ast.IASTExpression;
import org.eclipse.cdt.core.dom.ast.IASTExpressionList;
import org.eclipse.cdt.core.dom.ast.IASTExpressionStatement;
import org.eclipse.cdt.core.dom.ast.IASTForStatement;
import org.eclipse.cdt.core.dom.ast.IASTFunctionCallExpression;
import org.eclipse.cdt.core.dom.ast.IASTFunctionDefinition;
import org.eclipse.cdt.core.dom.ast.IASTGotoStatement;
import org.eclipse.cdt.core.dom.ast.IASTIdExpression;
@ -1492,7 +1493,6 @@ public abstract class AbstractGNUSourceCodeParser implements ISourceCodeParser {
}
if (expressionStatement == null && ds != null) {
return ds;
}
if (expressionStatement != null && ds == null) {
@ -1500,7 +1500,6 @@ public abstract class AbstractGNUSourceCodeParser implements ISourceCodeParser {
if (consume() == lastTokenOfExpression)
break;
}
return expressionStatement;
}
@ -1518,6 +1517,11 @@ public abstract class AbstractGNUSourceCodeParser implements ISourceCodeParser {
return ds;
}
if( lhs instanceof IASTFunctionCallExpression )
{
//lvalue - makes no sense
return ds;
}
}
}

3
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTQualifiedName.java
View file

@ -48,6 +48,7 @@ public class CPPASTQualifiedName extends CPPASTNode implements
* @see java.lang.Object#toString()
*/
public String toString() {
if( signature == null ) return ""; //$NON-NLS-1$
return signature;
}
@ -113,7 +114,7 @@ public class CPPASTQualifiedName extends CPPASTNode implements
*/
public char[] toCharArray() {
if (names == null)
return null;
return "".toCharArray();
removeNullNames();
//count first