add some {-# LANGUAGE BangPatterns #-} to mollify GHC

[ghc-hetmet.git] / compiler / parser / ParserCore.y

diff --git a/compiler/parser/ParserCore.y b/compiler/parser/ParserCore.y
index 8cfafae..7c22e21 100644 (file)
--- a/compiler/parser/ParserCore.y
+++ b/compiler/parser/ParserCore.y
@@ -1,4 +1,5 @@
 {
+{-# LANGUAGE BangPatterns #-} -- required for versions of Happy before 1.18.6
 {-# OPTIONS -Wwarn -w -XNoMonomorphismRestriction #-}
 -- The NoMonomorphismRestriction deals with a Happy infelicity
 --    With OutsideIn's more conservativ monomorphism restriction