diff options
Diffstat (limited to 'docs/users_guide/exts/rewrite_rules.rst')
| -rw-r--r-- | docs/users_guide/exts/rewrite_rules.rst | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/docs/users_guide/exts/rewrite_rules.rst b/docs/users_guide/exts/rewrite_rules.rst index 7da423f42e..57b6bf17ac 100644 --- a/docs/users_guide/exts/rewrite_rules.rst +++ b/docs/users_guide/exts/rewrite_rules.rst @@ -438,8 +438,8 @@ earlier versions of GHC. For example, suppose that: :: where ``intLookup`` is an implementation of ``genericLookup`` that works very fast for keys of type ``Int``. You might wish to tell GHC to use ``intLookup`` instead of ``genericLookup`` whenever the latter was -called with type ``Table Int b -> Int -> b``. It used to be possible to -write :: +called with type ``Table Int b -> Int -> b``. It used to be possible to write a +:pragma:`SPECIALIZE ⟨name⟩ :: ⟨type⟩` pragma with a right-hand-side: :: {-# SPECIALIZE genericLookup :: Table Int b -> Int -> b = intLookup #-} |