unused import

[ghc-hetmet.git] / compiler / main / DynFlags.hs

diff --git a/compiler/main/DynFlags.hs b/compiler/main/DynFlags.hs
index 2d28ae6..731ac29 100644 (file)
--- a/compiler/main/DynFlags.hs
+++ b/compiler/main/DynFlags.hs
@@ -145,6 +145,7 @@ data DynFlag
    | Opt_AllowUndecidableInstances
    | Opt_AllowIncoherentInstances
    | Opt_MonomorphismRestriction
+   | Opt_MonoPatBinds
    | Opt_GlasgowExts
    | Opt_FFI
    | Opt_PArr                         -- syntactic support for parallel arrays
@@ -168,6 +169,7 @@ data DynFlag
    | Opt_DoEtaReduction
    | Opt_CaseMerge
    | Opt_UnboxStrictFields
+   | Opt_DictsCheap
 
    -- misc opts
    | Opt_Cpp
@@ -391,6 +393,10 @@ defaultDynFlags =
            Opt_RecompChecking,
            Opt_ReadUserPackageConf,
     
+           Opt_MonoPatBinds,   -- Experimentally, I'm making this non-standard
+                               -- behaviour the default, to see if anyone notices
+                               -- SLPJ July 06
+
            Opt_ImplicitPrelude,
            Opt_MonomorphismRestriction,
            Opt_Strictness,
@@ -727,7 +733,7 @@ getCoreToDo dflags
 
        ++ 
 
-     if opt_level >= 2 then
+     (if opt_level >= 2 then
           [  CoreLiberateCase,
              CoreDoSimplify (SimplPhase 0) [
                  MaxSimplifierIterations max_iter
@@ -736,8 +742,8 @@ getCoreToDo dflags
                        -- Reason: see Note [Shadowing] in SpecConstr.lhs
             CoreDoSpecConstr
           ]
-     else
-          []
+      else
+          [])
 
        ++
 
@@ -991,6 +997,7 @@ fFlags = [
   ( "scoped-type-variables",           Opt_ScopedTypeVariables ),
   ( "bang-patterns",                   Opt_BangPatterns ),
   ( "monomorphism-restriction",                Opt_MonomorphismRestriction ),
+  ( "mono-pat-binds",                  Opt_MonoPatBinds ),
   ( "implicit-params",                 Opt_ImplicitParams ),
   ( "allow-overlapping-instances",     Opt_AllowOverlappingInstances ),
   ( "allow-undecidable-instances",     Opt_AllowUndecidableInstances ),
@@ -1007,6 +1014,7 @@ fFlags = [
   ( "do-eta-reduction",                        Opt_DoEtaReduction ),
   ( "case-merge",                      Opt_CaseMerge ),
   ( "unbox-strict-fields",             Opt_UnboxStrictFields ),
+  ( "dicts-cheap",                     Opt_DictsCheap ),
   ( "excess-precision",                        Opt_ExcessPrecision ),
   ( "asm-mangling",                    Opt_DoAsmMangling )
   ]
@@ -1256,6 +1264,13 @@ machdepCCOpts dflags
                        -- -fomit-frame-pointer, so we disable it first here.
                        "-mno-omit-leaf-frame-pointer",
 #endif
+#ifdef HAVE_GCC_HAS_NO_UNIT_AT_A_TIME
+                       "-fno-unit-at-a-time",
+                       -- unit-at-a-time doesn't do us any good, and screws
+                       -- up -split-objs by moving the split markers around.
+                       -- It's only turned on with -O2, but put it here just
+                       -- in case someone uses -optc-O2.
+#endif
                        "-fomit-frame-pointer",
                        -- we want -fno-builtin, because when gcc inlines
                        -- built-in functions like memcpy() it tends to