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Fixed remaining case of infinite loop in template resolution.

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This commit is contained in:
Sergey Prigogin 2008-05-26 19:08:52 +00:00
parent d2bb462531
commit d3477152cd
1 changed files with 8 additions and 0 deletions
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8
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPTypedefSpecialization.java
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@ -8,16 +8,19 @@
* Contributors: * Contributors:
* IBM Corporation - initial API and implementation * IBM Corporation - initial API and implementation
* Markus Schorn (Wind River Systems) * Markus Schorn (Wind River Systems)
* Sergey Prigogin (Google)
*******************************************************************************/ *******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.cpp; package org.eclipse.cdt.internal.core.dom.parser.cpp;
import org.eclipse.cdt.core.dom.ast.DOMException; import org.eclipse.cdt.core.dom.ast.DOMException;
import org.eclipse.cdt.core.dom.ast.IBinding; import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.IProblemBinding;
import org.eclipse.cdt.core.dom.ast.IType; import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.dom.ast.ITypedef; import org.eclipse.cdt.core.dom.ast.ITypedef;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPScope; import org.eclipse.cdt.core.dom.ast.cpp.ICPPScope;
import org.eclipse.cdt.core.parser.util.ObjectMap; import org.eclipse.cdt.core.parser.util.ObjectMap;
import org.eclipse.cdt.internal.core.dom.parser.ITypeContainer; import org.eclipse.cdt.internal.core.dom.parser.ITypeContainer;
import org.eclipse.cdt.internal.core.dom.parser.ProblemBinding;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPTemplates; import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPTemplates;
/** /**
@ -45,6 +48,11 @@ public class CPPTypedefSpecialization extends CPPSpecialization implements IType
public IType getType() throws DOMException { public IType getType() throws DOMException {
if (type == null) { if (type == null) {
type = CPPTemplates.instantiateType(getTypedef().getType(), argumentMap, getScope()); type = CPPTemplates.instantiateType(getTypedef().getType(), argumentMap, getScope());
if (type == this) {
// A typedef pointing to itself is a sure recipe for an infinite loop.
type = new ProblemBinding(getDefinition(), IProblemBinding.SEMANTIC_INVALID_TYPE,
getNameCharArray());
}
} }
return type; return type;
} }