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authorAndreas Klebinger <klebinger.andreas@gmx.at>2021-03-31 15:31:19 +0200
committerMarge Bot <ben+marge-bot@smart-cactus.org>2021-04-09 03:31:02 -0400
commitc02ac1bbd2d882d58307fa3009aa2d9665399703 (patch)
tree0c5a038ca509a36e4b24ceca3643d65e63a7e533 /compiler/GHC/Data
parent0bdb867e37bcfe4ae2c5c4f5f7e54b41acfe6116 (diff)
downloadhaskell-c02ac1bbd2d882d58307fa3009aa2d9665399703.tar.gz
Re-export GHC.Bits from GHC.Prelude with custom shift implementation.
This allows us to use the unsafe shifts in non-debug builds for performance. For older versions of base we instead export Data.Bits See also #19618
Diffstat (limited to 'compiler/GHC/Data')
-rw-r--r--compiler/GHC/Data/Bitmap.hs1
-rw-r--r--compiler/GHC/Data/FastMutInt.hs1
2 files changed, 0 insertions, 2 deletions
diff --git a/compiler/GHC/Data/Bitmap.hs b/compiler/GHC/Data/Bitmap.hs
index 5f6444ddc0..533dc725cd 100644
--- a/compiler/GHC/Data/Bitmap.hs
+++ b/compiler/GHC/Data/Bitmap.hs
@@ -19,7 +19,6 @@ import GHC.Prelude
import GHC.Platform
import GHC.Runtime.Heap.Layout
-import Data.Bits
{-|
A bitmap represented by a sequence of 'StgWord's on the /target/
diff --git a/compiler/GHC/Data/FastMutInt.hs b/compiler/GHC/Data/FastMutInt.hs
index e2e3a50601..3b78966577 100644
--- a/compiler/GHC/Data/FastMutInt.hs
+++ b/compiler/GHC/Data/FastMutInt.hs
@@ -15,7 +15,6 @@ module GHC.Data.FastMutInt(
import GHC.Prelude
-import Data.Bits
import GHC.Base
data FastMutInt = FastMutInt !(MutableByteArray# RealWorld)