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T15039a.hs:19:14: warning: [-Wpartial-type-signatures (in -Wdefault)]
• Found type wildcard ‘_’ standing for ‘Dict (a ~ b)’
Where: ‘a’, ‘b’ are rigid type variables bound by
the type signature for:
ex1 :: forall a b. Dict (a ~ b) -> ()
at T15039a.hs:18:1-45
• In a pattern type signature: _
In the pattern: Dict :: _
In an equation for ‘ex1’: ex1 (Dict :: _) = ()
• Relevant bindings include
ex1 :: Dict (a ~ b) -> () (bound at T15039a.hs:19:1)
T15039a.hs:22:14: warning: [-Wpartial-type-signatures (in -Wdefault)]
• Found type wildcard ‘_’ standing for ‘Dict (a ~ b)’
Where: ‘a’, ‘b’ are rigid type variables bound by
the type signature for:
ex2 :: forall a b. Dict (a ~ b) -> ()
at T15039a.hs:21:1-46
• In a pattern type signature: _
In the pattern: Dict :: _
In an equation for ‘ex2’: ex2 (Dict :: _) = ()
• Relevant bindings include
ex2 :: Dict (a ~ b) -> () (bound at T15039a.hs:22:1)
T15039a.hs:25:14: warning: [-Wpartial-type-signatures (in -Wdefault)]
• Found type wildcard ‘_’ standing for ‘Dict (a ~~ b)’
Where: ‘a’, ‘k’, ‘b’ are rigid type variables bound by
the type signature for:
ex3 :: forall a k (b :: k). Dict (a ~~ b) -> ()
at T15039a.hs:24:1-43
• In a pattern type signature: _
In the pattern: Dict :: _
In an equation for ‘ex3’: ex3 (Dict :: _) = ()
• Relevant bindings include
ex3 :: Dict (a ~~ b) -> () (bound at T15039a.hs:25:1)
T15039a.hs:33:14: warning: [-Wpartial-type-signatures (in -Wdefault)]
• Found type wildcard ‘_’ standing for ‘Dict (Coercible a b)’
Where: ‘a’, ‘b’ are rigid type variables bound by
the type signature for:
ex6 :: forall a b. Dict (Coercible a b) -> ()
at T15039a.hs:32:1-53
• In a pattern type signature: _
In the pattern: Dict :: _
In an equation for ‘ex6’: ex6 (Dict :: _) = ()
• Relevant bindings include
ex6 :: Dict (Coercible a b) -> () (bound at T15039a.hs:33:1)
T15039a.hs:35:8: warning: [-Wpartial-type-signatures (in -Wdefault)]
• Found type wildcard ‘_’ standing for ‘Coercible a b’
Where: ‘a’, ‘b’ are rigid type variables bound by
the inferred type of ex7 :: Coercible a b => Coercion a b
at T15039a.hs:35:1-44
• In the type signature:
ex7 :: _ => Coercion (a :: Type) (b :: Type)
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