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-rw-r--r--libraries/base/Data/Char.hs2
-rw-r--r--libraries/base/Data/Complex.hs2
-rw-r--r--libraries/base/Data/Ix.hs2
3 files changed, 0 insertions, 6 deletions
diff --git a/libraries/base/Data/Char.hs b/libraries/base/Data/Char.hs
index e1afc44596..c19e8af564 100644
--- a/libraries/base/Data/Char.hs
+++ b/libraries/base/Data/Char.hs
@@ -50,8 +50,6 @@ module Data.Char
, showLitChar -- :: Char -> ShowS
, lexLitChar -- :: ReadS String
, readLitChar -- :: ReadS Char
-
- -- Implementation checked wrt. Haskell 98 lib report, 1/99.
) where
#ifdef __GLASGOW_HASKELL__
diff --git a/libraries/base/Data/Complex.hs b/libraries/base/Data/Complex.hs
index d78a6c9871..1e32bd74fa 100644
--- a/libraries/base/Data/Complex.hs
+++ b/libraries/base/Data/Complex.hs
@@ -42,8 +42,6 @@ module Data.Complex
-- (RealFloat a) => Num (Complex a)
-- (RealFloat a) => Fractional (Complex a)
-- (RealFloat a) => Floating (Complex a)
- --
- -- Implementation checked wrt. Haskell 98 lib report, 1/99.
) where
diff --git a/libraries/base/Data/Ix.hs b/libraries/base/Data/Ix.hs
index fdfc33a1cd..4af5db334d 100644
--- a/libraries/base/Data/Ix.hs
+++ b/libraries/base/Data/Ix.hs
@@ -37,8 +37,6 @@ module Data.Ix
-- (Ix a, Ix b) => Ix (a, b)
-- ...
- -- Implementation checked wrt. Haskell 98 lib report, 1/99.
-
-- * Deriving Instances of 'Ix'
-- | Derived instance declarations for the class 'Ix' are only possible
-- for enumerations (i.e. datatypes having only nullary constructors)