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authorDouglas Wilson <douglas.wilson@gmail.com>2017-11-06 16:50:39 -0500
committerBen Gamari <ben@smart-cactus.org>2017-11-06 16:50:40 -0500
commitfc6f58477fe0ecdc5ede3d6b7e6590caacb926ef (patch)
tree6a690c4a7cb791137698b4f1064cf3fb1c1ae10f /compiler/utils/Binary.hs
parent275ac8ef0a0081f16abbfb8934e10cf271573768 (diff)
downloadhaskell-wip/use-O2.tar.gz
Change `OPTIONS_GHC -O` to `OPTIONS_GHC -O2`wip/use-O2
These pragmas were having the perverse effect of having these performance critical modules be LESS optimized in builds with -O2. Test Plan: Check on gipedia whether this is worthwhile. Reviewers: austin, bgamari Subscribers: rwbarton, thomie Differential Revision: https://phabricator.haskell.org/D4156
Diffstat (limited to 'compiler/utils/Binary.hs')
-rw-r--r--compiler/utils/Binary.hs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/utils/Binary.hs b/compiler/utils/Binary.hs
index a7bbfd51ad..c3c8ae3ab7 100644
--- a/compiler/utils/Binary.hs
+++ b/compiler/utils/Binary.hs
@@ -5,7 +5,7 @@
{-# LANGUAGE GADTs #-}
{-# LANGUAGE MultiWayIf #-}
-{-# OPTIONS_GHC -O -funbox-strict-fields #-}
+{-# OPTIONS_GHC -O2 -funbox-strict-fields #-}
-- We always optimise this, otherwise performance of a non-optimised
-- compiler is severely affected