Am 16.11.2010 17:49, schrieb Christian Maeder: > What was the name of the flag for ghc-7.0.1? > > I did not find it in the documentation. -fwarn-incomplete-patterns does > not work for my lambda expressions.
-fno-warn-incomplete-patterns works! (Unfortunately not for lambda abstractions, separately.) Christian > > Cheers Christian > > Am 22.09.2010 18:05, schrieb Simon Peyton-Jones: >> Good point. Simon and I have decided we agree. I'll push a patch shortly. >> >> S >> >> | -----Original Message----- >> | From: glasgow-haskell-users-boun...@haskell.org [mailto:glasgow-haskell- >> | users-boun...@haskell.org] On Behalf Of Mitar >> | Sent: 21 September 2010 07:44 >> | To: glasgow-haskell-users >> | Subject: Non-exhaustive pattern match(es) warning in lambda functions >> | >> | Hi! >> | >> | Why GHC does not warn (with -Wall) about non-exhaustive pattern >> | match(es) warning in lambda functions? For example, this code: >> | >> | data Foo = Bar | Baz >> | >> | test1 :: Foo -> IO () >> | test1 Bar = return () -- Pattern match(es) are non-exhaustive warning, OK >> | >> | test2 :: Foo -> IO () >> | test2 = \Bar -> return () -- No pattern match(es) are non-exhaustive, BAD >> | >> | I think it would be quite useful to also catch such situations and >> | issue a warning. >> | >> | >> | Mitar _______________________________________________ Glasgow-haskell-users mailing list Glasgow-haskell-users@haskell.org http://www.haskell.org/mailman/listinfo/glasgow-haskell-users
