Explicitly check for -C on registerised build (#7563)
authorThomas Miedema <thomasmiedema@gmail.com>
Tue, 31 Mar 2015 10:11:08 +0000 (12:11 +0200)
committerThomas Miedema <thomasmiedema@gmail.com>
Tue, 31 Mar 2015 10:11:16 +0000 (12:11 +0200)
commit9e073ce41ff471d0b734ace095ece2a3e4c02f68
treeb35b1a80c0bfcee4d58bd525702ec6d381137c55
parenta3d0a7a0ba3a1ee458a9883011247561dfe22f4a
Explicitly check for -C on registerised build (#7563)

Show a more descriptive error message.

Reviewed By: austin

Differential Revision: https://phabricator.haskell.org/D775
ghc/Main.hs
testsuite/tests/driver/T7563.stderr