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

[ghc-hetmet.git] / compiler / cmm / CmmParse.y

diff --git a/compiler/cmm/CmmParse.y b/compiler/cmm/CmmParse.y
index aaa7c42..f22977f 100644 (file)
--- a/compiler/cmm/CmmParse.y
+++ b/compiler/cmm/CmmParse.y
@@ -11,6 +11,7 @@
 -- TODO: Add support for interruptible/uninterruptible foreign call specification
 
 {
+{-# 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