[libc++] Avoid duplicating logic in the libcxx-specific filesystem local lit config
authorLouis Dionne <ldionne@apple.com>
Mon, 30 Mar 2020 15:22:04 +0000 (11:22 -0400)
committerLouis Dionne <ldionne@apple.com>
Mon, 30 Mar 2020 15:23:19 +0000 (11:23 -0400)
commit67ebe5de57d1b1ed6d8d04cbd3c3454bbf781f05
treef64c94796cacee607cb371d57455d1480401d2d9
parentbb009498c2918c6c0dd099c54787e7e724e4ef2b
[libc++] Avoid duplicating logic in the libcxx-specific filesystem local lit config

This will become more relevant as we shift more filesystem-specific
logic to the local lit configuration in test/std/input.output/filesystems.
libcxx/test/libcxx/input.output/filesystems/lit.local.cfg