X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=utils%2Fgenprimopcode%2FLexer.x;h=6f48c02f8ff493c48330fca9ad4583801834c17b;hb=f61d53d322cdf81a1cfa09cf4a4af4198611bcd5;hp=8d0c3e93ffe43958d3cb1a71f809750b96a8211b;hpb=045dd8b9f7a7cc08704956366aa32c0f6bcf459e;p=ghc-hetmet.git

diff --git a/utils/genprimopcode/Lexer.x b/utils/genprimopcode/Lexer.x
index 8d0c3e9..6f48c02 100644
--- a/utils/genprimopcode/Lexer.x
+++ b/utils/genprimopcode/Lexer.x
@@ -1,9 +1,17 @@
 
 {
+{-# LANGUAGE BangPatterns #-} -- required for versions of Alex before 2.3.4
+{-# OPTIONS -w -Wwarn #-}
+-- The above warning supression flag is a temporary kludge.
+-- While working on this module you are encouraged to remove it and fix
+-- any warnings in the module. See
+--     http://hackage.haskell.org/trac/ghc/wiki/Commentary/CodingStyle#Warnings
+-- for details
+
 module Lexer (lex_tok) where
 
 import ParserM (ParserM (..), mkT, mkTv, Token(..), St, start_code,
-                StartCode, Action, set_start_code,
+                set_start_code,
                 inc_brace_depth, dec_brace_depth,
                 show_pos, position, input,
                 AlexInput, alexGetChar, alexInputPrevChar)
@@ -46,6 +54,7 @@ words :-
     <0>         "thats_all_folks"   { mkT TThatsAllFolks }
     <0>         [a-z][a-zA-Z0-9\#_]* { mkTv TLowerName }
     <0>         [A-Z][a-zA-Z0-9\#_]* { mkTv TUpperName }
+    <0>         [0-9][0-9]*         { mkTv (TInteger . read) }
     <0>         \" [^\"]* \"        { mkTv (TString . tail . init) }
     <in_braces> [^\{\}]+            { mkTv TNoBraces }
     <in_braces> \n                  { mkTv TNoBraces }