X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Fparser%2FLexer.x;h=07179b858460b66e518665facdc5277208279f55;hb=8350c21760d8610b0b2f329095ffb80bb1bc20d9;hp=c8a537839893790970d23ae42bfd76557a1cc29b;hpb=9ba922ee06b048774d7a82964867ff768a78126e;p=ghc-hetmet.git

diff --git a/compiler/parser/Lexer.x b/compiler/parser/Lexer.x
index c8a5378..07179b8 100644
--- a/compiler/parser/Lexer.x
+++ b/compiler/parser/Lexer.x
@@ -32,6 +32,7 @@
 
 {
 -- XXX The above flags turn off warnings in the generated code:
+{-# LANGUAGE BangPatterns #-}
 {-# OPTIONS_GHC -fno-warn-unused-matches #-}
 {-# OPTIONS_GHC -fno-warn-unused-binds #-}
 {-# OPTIONS_GHC -fno-warn-unused-imports #-}