patch 8.2.1870: Vim9: no need to keep all script variables Commit: https://github.com/vim/vim/commit/39ca4127a094d8aca6f77c01be4f3fea506d5cb7 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Oct 20 14:25:07 2020 +0200 patch 8.2.1870: Vim9: no need to keep all script variables Problem: Vim9: no need to keep all script variables. Solution: Only keep script variables when a function was defined that could use them. Fix freeing static string on exit.

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