patch 8.2.2208: Vim9: after reloading a script variable index may be invalid Commit: https://github.com/vim/vim/commit/4aab88d919168ce2ddf4845482f4cff9efa52b5b Author: Bram Moolenaar <Bram@vim.org> Date: Thu Dec 24 21:56:41 2020 +0100 patch 8.2.2208: Vim9: after reloading a script variable index may be invalid Problem: Vim9: after reloading a script variable index may be invalid. Solution: When the sequence number doesn't match give an error for using a script-local variable from a compiled function. (closes #7547)

/^CFLAGS[[:blank:]]*=/s/$/ -Wall -Wextra -Wshadow -Werror/
/^PERL_CFLAGS[[:blank:]]*=/s/$/ -Wno-error=unused-function/