patch 9.0.1828: cursor wrong with virt text before double-width char Commit: https://github.com/vim/vim/commit/ac2d8815ae7a93c54b07cba76475cfb3f26a3ac6 Author: zeertzjq <zeertzjq@outlook.com> Date: Thu Aug 31 18:07:30 2023 +0200 patch 9.0.1828: cursor wrong with virt text before double-width char Problem: Wrong cursor position with virtual text before double-width char at window edge. Solution: Check for double-width char before adding virtual text size. closes: #12977 Signed-off-by: Christian Brabandt <cb@256bit.org> Co-authored-by: zeertzjq <zeertzjq@outlook.com>

# 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/