X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;ds=sidebyside;f=compiler%2Futils%2FBinary.hs;h=80d10cba66e9e76e6156b5e18d8d0192557f8c89;hb=0d792bea36420e657fb293d9f90f35d8ef96cb4f;hp=3d20609067187f9a22e2adee714c447bbd8ed5a8;hpb=a31cf953707dce54fc78bcffbd1773cc554dce8f;p=ghc-hetmet.git

diff --git a/compiler/utils/Binary.hs b/compiler/utils/Binary.hs
index 3d20609..80d10cb 100644
--- a/compiler/utils/Binary.hs
+++ b/compiler/utils/Binary.hs
@@ -1,4 +1,8 @@
 {-# OPTIONS -cpp #-}
+{-# OPTIONS_GHC -O -funbox-strict-fields #-}
+-- We always optimise this, otherwise performance of a non-optimised
+-- compiler is severely affected
+
 --
 -- (c) The University of Glasgow 2002-2006
 --