From: simonpj <unknown>
Date: Thu, 23 Jan 2003 14:50:53 +0000 (+0000)
Subject: [project @ 2003-01-23 14:50:53 by simonpj]
X-Git-Tag: Approx_11550_changesets_converted~1246
X-Git-Url: http://git.megacz.com/?a=commitdiff_plain;h=8edd38dc3555b851ef2a724e69cf997b35bb16c1;p=ghc-hetmet.git

[project @ 2003-01-23 14:50:53 by simonpj]
Improve error message again
---

diff --git a/ghc/compiler/typecheck/TcSimplify.lhs b/ghc/compiler/typecheck/TcSimplify.lhs
index a888621..90fcb9c 100644
--- a/ghc/compiler/typecheck/TcSimplify.lhs
+++ b/ghc/compiler/typecheck/TcSimplify.lhs
@@ -1990,7 +1990,8 @@ mkMonomorphismMsg tidy_env insts
 				--	f x = show (read "foo")
 				-- whre monomorphism doesn't play any role
     mk_msg docs = vcat [ptext SLIT("Possible cause: the monomorphism restriction applied to the following:"),
-			nest 2 (vcat docs)]
+			nest 2 (vcat docs),
+			ptext SLIT("Probable fix: give these definition(s) an explicit type signature")]
     
 warnDefault dicts default_ty
   = doptM Opt_WarnTypeDefaults  `thenM` \ warn_flag ->