patch 8.2.4620: two letter substitute commands don't work Commit: https://github.com/vim/vim/commit/1e2c4175dce903986dac66ba9326ae562b159421 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Mar 24 15:24:45 2022 +0000 patch 8.2.4620: two letter substitute commands don't work Problem: Two letter substitute commands don't work. (Yegappan Lakshmanan) Solution: Invert condition.

# 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/