X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;ds=sidebyside;f=utils%2Fgenprimopcode%2FParser.y;fp=utils%2Fgenprimopcode%2FParser.y;h=b20414d7d2c86b411306aaf480588678a81ebc4d;hb=8b104b69acda45c272a2faed0f1a2dd7e6972d87;hp=9bf20c2dd7a5ce22fa182919187d656c17d72975;hpb=72fd6d39870c75bd5d916620ed5e707f07179385;p=ghc-hetmet.git

diff --git a/utils/genprimopcode/Parser.y b/utils/genprimopcode/Parser.y
index 9bf20c2..b20414d 100644
--- a/utils/genprimopcode/Parser.y
+++ b/utils/genprimopcode/Parser.y
@@ -1,5 +1,6 @@
 
 {
+{-# LANGUAGE BangPatterns #-} -- required for versions of Happy before 1.18.6
 {-# 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