patch 9.0.0508: when the channel test fails there is no clue why Commit: https://github.com/vim/vim/commit/cd9fa256b587b2805faeaaa4b7a8c7d483a8ac54 Author: K.Takata <kentkt@csc.jp> Date: Tue Sep 20 11:04:47 2022 +0100 patch 9.0.0508: when the channel test fails there is no clue why Problem: When the channel test fails there is no clue why. Solution: Add info about the job status. (Ken Takata, closes https://github.com/vim/vim/issues/11175)

# 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/