patch 8.2.0488: Vim9: compiling can break when using a lambda inside :def Commit: https://github.com/vim/vim/commit/05afceeddc4afbbca60e4e6a729a50d33d4b19f7 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Mar 31 23:32:31 2020 +0200 patch 8.2.0488: Vim9: compiling can break when using a lambda inside :def Problem: Vim9: Compiling can break when using a lambda inside :def. Solution: Do not keep a pointer to the dfunc_T for longer time.