add -dfaststring-stats to dump some stats about the FastString hash table

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

diff --git a/ghc/compiler/main/DynFlags.hs b/ghc/compiler/main/DynFlags.hs
index 4758bfb..82d3c37 100644 (file)
--- a/ghc/compiler/main/DynFlags.hs
+++ b/ghc/compiler/main/DynFlags.hs
@@ -115,6 +115,7 @@ data DynFlag
    | Opt_D_dump_hi
    | Opt_D_dump_hi_diffs
    | Opt_D_dump_minimal_imports
+   | Opt_D_faststring_stats
    | Opt_DoCoreLinting
    | Opt_DoStgLinting
    | Opt_DoCmmLinting
@@ -152,6 +153,7 @@ data DynFlag
    | Opt_Generics
    | Opt_ImplicitPrelude 
    | Opt_ScopedTypeVariables
+   | Opt_BangPatterns
 
    -- optimisation opts
    | Opt_Strictness
@@ -898,6 +900,7 @@ dynamic_flags = [
   ,  ( "dcmm-lint",             NoArg (setDynFlag Opt_DoCmmLinting))
   ,  ( "dshow-passes",           NoArg (do unSetDynFlag Opt_RecompChecking
                                           setVerbosity "2") )
+  ,  ( "dfaststring-stats",     NoArg (setDynFlag Opt_D_faststring_stats))
 
        ------ Machine dependant (-m<blah>) stuff ---------------------------
 
@@ -968,6 +971,7 @@ fFlags = [
   ( "th",                              Opt_TH ),
   ( "implicit-prelude",                Opt_ImplicitPrelude ),
   ( "scoped-type-variables",           Opt_ScopedTypeVariables ),
+  ( "bang-patterns",                   Opt_BangPatterns ),
   ( "monomorphism-restriction",                Opt_MonomorphismRestriction ),
   ( "implicit-params",                 Opt_ImplicitParams ),
   ( "allow-overlapping-instances",     Opt_AllowOverlappingInstances ),
@@ -993,7 +997,8 @@ glasgowExtsFlags = [
   Opt_FFI, 
   Opt_TH, 
   Opt_ImplicitParams, 
-  Opt_ScopedTypeVariables ]
+  Opt_ScopedTypeVariables,
+  Opt_BangPatterns ]
 
 isFFlag f = f `elem` (map fst fFlags)
 getFFlag f = fromJust (lookup f fFlags)