Program: 17063
Project: 17063
Buggy source:
public static IJstType getCorrectType(final JstExpressionBindingResolver resolver,final IJstType type,final GroupInfo groupInfo){
  if (type == null) {
    return null;
  }
 else   if (type instanceof JstAttributedType) {
    final IJstNode rtnBinding=look4ActualBinding(resolver,type,groupInfo);
    if (rtnBinding instanceof IJstOType && rtnBinding != type) {
      return (IJstOType)rtnBinding;
    }
  }
 else   if (type instanceof JstTypeRefType) {
    IJstType target=((JstTypeRefType)type).getReferencedNode();
    IJstType extended=getExtendedType(target,groupInfo);
    if (extended != target) {
      return new JstTypeRefType(extended);
    }
  }
 else   if (type instanceof JstFuncType) {
    updateFunctionType((JstFuncType)type,groupInfo);
  }
  if (!(type instanceof JstType)) {
    return type;
  }
  JstType jstType=(JstType)type;
  if (!jstType.getStatus().isPhantom()) {
    if (jstType instanceof JstArray) {
      updateArrayType((JstArray)jstType,groupInfo);
    }
 else     if (jstType.isFType() || jstType instanceof JstFunctionRefType) {
      updateFunctionType(jstType,groupInfo);
    }
    return getExtendedType(jstType,groupInfo);
  }
  JstType typeInCache=JstCache.getInstance().getType(jstType.getName());
  if (typeInCache != null) {
    if (typeInCache instanceof JstArray) {
      updateArrayType((JstArray)typeInCache,groupInfo);
    }
 else     if (jstType.isFType() || jstType instanceof JstFunctionRefType) {
      updateFunctionType(jstType,groupInfo);
    }
    return getExtendedType(typeInCache,groupInfo);
  }
  return getExtendedType(jstType,groupInfo);
}

Fixed version (ground truth):
public static IJstType getCorrectType(final JstExpressionBindingResolver resolver,final IJstType type,final GroupInfo groupInfo){
  if (type == null) {
    return null;
  }
 else   if (type instanceof JstAttributedType) {
    final IJstNode rtnBinding=look4ActualBinding(resolver,type,groupInfo);
    if (rtnBinding instanceof IJstOType && rtnBinding != type) {
      return (IJstOType)rtnBinding;
    }
 else     if (rtnBinding instanceof JstProxyMethod) {
      return new JstFuncType((JstProxyMethod)rtnBinding);
    }
  }
 else   if (type instanceof JstTypeRefType) {
    IJstType target=((JstTypeRefType)type).getReferencedNode();
    IJstType extended=getExtendedType(target,groupInfo);
    if (extended != target) {
      return new JstTypeRefType(extended);
    }
  }
 else   if (type instanceof JstFuncType) {
    updateFunctionType((JstFuncType)type,groupInfo);
  }
  if (!(type instanceof JstType)) {
    return type;
  }
  JstType jstType=(JstType)type;
  if (!jstType.getStatus().isPhantom()) {
    if (jstType instanceof JstArray) {
      updateArrayType((JstArray)jstType,groupInfo);
    }
 else     if (jstType.isFType() || jstType instanceof JstFunctionRefType) {
      updateFunctionType(jstType,groupInfo);
    }
    return getExtendedType(jstType,groupInfo);
  }
  JstType typeInCache=JstCache.getInstance().getType(jstType.getName());
  if (typeInCache != null) {
    if (typeInCache instanceof JstArray) {
      updateArrayType((JstArray)typeInCache,groupInfo);
    }
 else     if (jstType.isFType() || jstType instanceof JstFunctionRefType) {
      updateFunctionType(jstType,groupInfo);
    }
    return getExtendedType(typeInCache,groupInfo);
  }
  return getExtendedType(jstType,groupInfo);
}