X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=compiler%2Fparser%2FParser.y.pp;h=b0b7751f02e622790efb127c7c7f438f08dd0be5;hp=6f1b2e449f418636bf87676b712de866aba0afb4;hb=c800c1633c97a7ead022a142d015bf8db14f04f6;hpb=e3d1ba74f7b1ec4ea7463aab783265b4baaf3366

diff --git a/compiler/parser/Parser.y.pp b/compiler/parser/Parser.y.pp
index 6f1b2e4..b0b7751 100644
--- a/compiler/parser/Parser.y.pp
+++ b/compiler/parser/Parser.y.pp
@@ -8,7 +8,15 @@
 -- ---------------------------------------------------------------------------
 
 {
-{-# OPTIONS -Wwarn -w #-}
+{-# OPTIONS -Wwarn -w -XNoMonomorphismRestriction #-}
+-- The NoMonomorphismRestriction deals with a Happy infelicity
+--    With OutsideIn's more conservativ monomorphism restriction
+--    we aren't generalising
+--        notHappyAtAll = error "urk"
+--    which is terrible.  Switching off the restriction allows
+--    the generalisation.  Better would be to make Happy generate
+--    an appropriate signature.
+
 -- 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