In ChangePrinters tests, redirect stderr of `diff --help` to stdout
authorMatt Jacobson <mhjacobson@me.com>
Thu, 17 Nov 2022 09:04:15 +0000 (04:04 -0500)
committerMatt Jacobson <mhjacobson@me.com>
Thu, 17 Nov 2022 09:06:17 +0000 (04:06 -0500)
commit2d0a2e334e1c669277d35e9c600ad2dc265c2baa
tree9c6f4e700523c4008a6e3ebd4caf44e91d3ea97b
parent96a661de4b103e05993bec2783b90d300539a05e
In ChangePrinters tests, redirect stderr of `diff --help` to stdout

FreeBSD's diff writes its `--help` to stderr.
llvm/test/Other/ChangePrinters/lit.local.cfg