3 commits

Author	SHA1	Message	Date
David Tolnay	ffbeebbf7a	Make rustc_log doc test runnable	2022-01-03 22:31:56 -08:00
David Tolnay	dd5ee326bc	Justify why rustc_log exists	2022-01-03 20:25:23 -08:00
David Tolnay	6152d15e7c	Extract init_env_logger to crate	2022-01-03 16:45:21 -08:00