patch 8.2.4173: cannot use an import in 'foldexpr' Commit: https://github.com/vim/vim/commit/e70dd11ef41f69bd5e94f630194e6b3c4f3f2102 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jan 21 16:31:11 2022 +0000 patch 8.2.4173: cannot use an import in 'foldexpr' Problem: Cannot use an import in 'foldexpr'. Solution: Set the script context to where 'foldexpr' was set. (closes https://github.com/vim/vim/issues/9584) Fix that the script context was not set for all buffers.

# Clang 12 (or Apple clang 13) and later makes a warning '-Wcompound-token-split-by-macro' enable by default.
/^PERL_CFLAGS_EXTRA[[:blank:]]*=/s/$/ -Wno-error=compound-token-split-by-macro/
/^RUBY_CFLAGS_EXTRA[[:blank:]]*=/s/$/ -Wno-error=compound-token-split-by-macro/