patch 8.2.3762: if quickfix buffer is wiped out getqflist() still returns it Commit: https://github.com/vim/vim/commit/56150da6879a96db1c84c7ec4ceedeb84969f606 Author: Yegappan Lakshmanan <yegappan@yahoo.com> Date: Thu Dec 9 09:27:06 2021 +0000 patch 8.2.3762: if quickfix buffer is wiped out getqflist() still returns it Problem: If the quickfix buffer is wiped out getqflist() still returns its number. Solution: Use zero if the buffer is no longer present. (Yegappan Lakshmanan, closes #9306)

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