[project @ 1999-09-17 09:16:57 by simonpj]

[This is the commit message that should have gone with the
 typechecker commit a few minutes ago, whose message said
	~/tmp/msg1
]

Improve location and context information on Insts (notably Dicts),
and thereby improve error messages that relate to dictionaries.

This arose from Marc van Doguen's suggestion.

diff --git a/ghc/compiler/typecheck/Inst.lhs b/ghc/compiler/typecheck/Inst.lhs
index a076b02..6d18d01 100644 (file)
--- a/ghc/compiler/typecheck/Inst.lhs
+++ b/ghc/compiler/typecheck/Inst.lhs
@@ -4,7 +4,7 @@
 \section[Inst]{The @Inst@ type: dictionaries or method instances}
 
 \begin{code}
-module Inst (
+module Inst ( 
        LIE, emptyLIE, unitLIE, plusLIE, consLIE, zonkLIE,
        plusLIEs, mkLIE, isEmptyLIE,