patch 8.2.0483: Vim9: "let x = x + 1" does not give an error Commit: https://github.com/vim/vim/commit/d25ec2cfa0c25c3b00b7f8963b8aea799df1f20a Author: Bram Moolenaar <Bram@vim.org> Date: Mon Mar 30 21:05:45 2020 +0200 patch 8.2.0483: Vim9: "let x = x + 1" does not give an error Problem: Vim9: "let x = x + 1" does not give an error. Solution: Hide the variable when compiling the expression.

README_src.txt for version 8.2 of Vim: Vi IMproved.

The source archive contains the files needed to compile Vim on Unix systems.
It is packed for Unix systems (NL line separator).

For more information, see the README.txt file that comes with the runtime
archive (vim-8.2-rt.tar.gz).  To be able to run Vim you MUST get the runtime
archive too!