[project @ 1999-05-07 11:31:12 by simonm]
authorsimonm <unknown>
Fri, 7 May 1999 11:31:12 +0000 (11:31 +0000)
committersimonm <unknown>
Fri, 7 May 1999 11:31:12 +0000 (11:31 +0000)
commit435c21ed6a0f4be11e4e94055fc4b8bc3deff08f
treef688ac8f0bcb0bd0bd3fda09a305bab38b05a9ad
parent73c48a994e9dcd63284a522e7ee47ebe854409c9
[project @ 1999-05-07 11:31:12 by simonm]
Don't try to make a tag2con function if we're deriving Ix on a
single-constructor datatype (it isn't needed, and will probably be
type-incorrect anyway).
ghc/compiler/typecheck/TcDeriv.lhs