patch 8.2.4895: buffer overflow with invalid command with composing chars Commit: https://github.com/vim/vim/commit/d88934406c5375d88f8f1b65331c9f0cab68cc6c Author: Bram Moolenaar <Bram@vim.org> Date: Fri May 6 20:38:47 2022 +0100 patch 8.2.4895: buffer overflow with invalid command with composing chars Problem: Buffer overflow with invalid command with composing chars. Solution: Check that the whole character fits in the buffer.

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