[commit: testsuite] master: T4978: Follow changes in base (9ef15f7)

[Ian Lynagh]

Repository : ssh://darcs.haskell.org//srv/darcs/testsuite

On branch  : master

http://hackage.haskell.org/trac/ghc/changeset/9ef15f7672dc3e874a36b4367e355f6c4c232e5f

>---------------------------------------------------------------

commit 9ef15f7672dc3e874a36b4367e355f6c4c232e5f
Author: Ian Lynagh <ian at well-typed.com>
Date:   Sat Feb 16 14:06:01 2013 +0000

    T4978: Follow changes in base

>---------------------------------------------------------------

 tests/perf/should_run/T4978.hs |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/tests/perf/should_run/T4978.hs b/tests/perf/should_run/T4978.hs
index 6413b01..b661edc 100644
--- a/tests/perf/should_run/T4978.hs
+++ b/tests/perf/should_run/T4978.hs
@@ -6,6 +6,7 @@ import Data.ByteString.Internal (inlinePerformIO)
 import qualified Data.ByteString.Internal as S
 import Data.Monoid
 import Foreign
+import System.IO.Unsafe
 
 newtype Builder = Builder {
         runBuilder :: (Buffer -> [S.ByteString]) -> Buffer -> [S.ByteString]