XQuery: Bug on node selection with position()

[Twilight-Shuxin]

Description of the Problem

Given this XML document:

<T/>

and XPath Query

//*[position() < position()]

BaseX returned node T.

Expected Behavior

Should not select node as predicate evaluates to false always.

Steps to Reproduce the Behavior

1. Create database create database test <T/>
2. Execute XPath query xquery //*[position() < position()]

Do you have an idea how to solve the issue?

No response

What is your configuration?

BaseX version: BaseX 10.7 beta latest commit 28e2e38 on Windows

[ChristianGruen]

Fixed, and optimized for all 6 operators (=, !=, <=, >=, <, >): EXPR[position() < position()] is rewritten to ().