6 files changed, 0 insertions, 34 deletions
diff --git a/compiler/GHC/CmmToAsm/X86/CodeGen.hs b/compiler/GHC/CmmToAsm/X86/CodeGen.hs
index 36b24e8be2..60d19f43c1 100644
--- a/compiler/GHC/CmmToAsm/X86/CodeGen.hs
+++ b/compiler/GHC/CmmToAsm/X86/CodeGen.hs
@@ -4,13 +4,6 @@
 {-# LANGUAGE NondecreasingIndentation #-}
 {-# LANGUAGE TupleSections #-}
 
-#if __GLASGOW_HASKELL__ <= 808
--- GHC 8.10 deprecates this flag, but GHC 8.8 needs it
--- The default iteration limit is a bit too low for the definitions
--- in this module.
-{-# OPTIONS_GHC -fmax-pmcheck-iterations=10000000 #-}
-#endif
-
 {-# OPTIONS_GHC -Wno-incomplete-uni-patterns #-}
 
 -----------------------------------------------------------------------------
diff --git a/compiler/GHC/Core/Opt/ConstantFold.hs b/compiler/GHC/Core/Opt/ConstantFold.hs
index 02a3983e92..c463bda314 100644
--- a/compiler/GHC/Core/Opt/ConstantFold.hs
+++ b/compiler/GHC/Core/Opt/ConstantFold.hs
@@ -23,13 +23,6 @@ ToDo:
 
 {-# OPTIONS_GHC -optc-DNON_POSIX_SOURCE -Wno-incomplete-uni-patterns #-}
 
-#if __GLASGOW_HASKELL__ <= 808
--- GHC 8.10 deprecates this flag, but GHC 8.8 needs it
--- The default iteration limit is a bit too low for the definitions
--- in this module.
-{-# OPTIONS_GHC -fmax-pmcheck-iterations=20000000 #-}
-#endif
-
 -- | Constant Folder
 module GHC.Core.Opt.ConstantFold
    ( primOpRules
diff --git a/compiler/GHC/Iface/Type.hs b/compiler/GHC/Iface/Type.hs
index eaba819a74..ae0d592959 100644
--- a/compiler/GHC/Iface/Type.hs
+++ b/compiler/GHC/Iface/Type.hs
@@ -14,12 +14,6 @@ This module defines interface types and binders
 {-# LANGUAGE TupleSections #-}
 {-# LANGUAGE LambdaCase #-}
 
-#if !MIN_VERSION_GLASGOW_HASKELL(8,10,0,0)
-{-# OPTIONS_GHC -Wno-overlapping-patterns -Wno-incomplete-patterns #-}
-  -- N.B. This can be dropped once GHC 8.8 can be dropped as a
-  -- bootstrap compiler.
-#endif
-
 module GHC.Iface.Type (
         IfExtName, IfLclName,
 
diff --git a/compiler/GHC/StgToCmm/Prim.hs b/compiler/GHC/StgToCmm/Prim.hs
index a0acdf897a..b10462a10b 100644
--- a/compiler/GHC/StgToCmm/Prim.hs
+++ b/compiler/GHC/StgToCmm/Prim.hs
@@ -1,12 +1,6 @@
 {-# LANGUAGE CPP #-}
 {-# LANGUAGE LambdaCase #-}
 
-#if __GLASGOW_HASKELL__ <= 808
--- GHC 8.10 deprecates this flag, but GHC 8.8 needs it
--- emitPrimOp is quite large
-{-# OPTIONS_GHC -fmax-pmcheck-iterations=4000000 #-}
-#endif
-
 {-# OPTIONS_GHC -Wno-incomplete-uni-patterns #-}
 
 ----------------------------------------------------------------------------
diff --git a/compiler/GHC/SysTools/Process.hs b/compiler/GHC/SysTools/Process.hs
index 1159506d18..d98710febd 100644
--- a/compiler/GHC/SysTools/Process.hs
+++ b/compiler/GHC/SysTools/Process.hs
@@ -40,14 +40,10 @@ import GHC.Utils.TmpFs
 -- @process >= 1.6.9.0@).
 enableProcessJobs :: CreateProcess -> CreateProcess
 #if defined(MIN_VERSION_process)
-#if MIN_VERSION_process(1,6,9)
 enableProcessJobs opts = opts { use_process_jobs = True }
 #else
 enableProcessJobs opts = opts
 #endif
-#else
-enableProcessJobs opts = opts
-#endif
 
 #if !MIN_VERSION_base(4,15,0)
 -- TODO: This can be dropped with GHC 8.16
diff --git a/compiler/GHC/Utils/Binary/Typeable.hs b/compiler/GHC/Utils/Binary/Typeable.hs
index ebee92e211..636733357a 100644
--- a/compiler/GHC/Utils/Binary/Typeable.hs
+++ b/compiler/GHC/Utils/Binary/Typeable.hs
@@ -136,10 +136,8 @@ instance Binary RuntimeRep where
     put_ bh Word8Rep        = putByte bh 13
     put_ bh Int16Rep        = putByte bh 14
     put_ bh Word16Rep       = putByte bh 15
-#if __GLASGOW_HASKELL__ >= 809
     put_ bh Int32Rep        = putByte bh 16
     put_ bh Word32Rep       = putByte bh 17
-#endif
 
     get bh = do
         tag <- getByte bh
@@ -165,10 +163,8 @@ instance Binary RuntimeRep where
           13 -> pure Word8Rep
           14 -> pure Int16Rep
           15 -> pure Word16Rep
-#if __GLASGOW_HASKELL__ >= 809
           16 -> pure Int32Rep
           17 -> pure Word32Rep
-#endif
           _  -> fail "Binary.putRuntimeRep: invalid tag"
 
 instance Binary KindRep where