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24 lines
723 B
Plaintext
24 lines
723 B
Plaintext
1/1: Building Erase (Erase.idr)
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Error: While processing left hand side of bad. Can't match on False (Erased argument).
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Erase:5:5--5:10
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1 | myReplace : forall p . (0 rule : x = y) -> (1 val : p y) -> p x
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2 | myReplace Refl prf = prf
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3 |
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4 | bad : (0 x : Bool) -> Bool
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5 | bad False = True
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^^^^^
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Error: While processing left hand side of minusBad. Can't match on LeZ (Erased argument).
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Erase:19:18--19:21
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15 | minus (S k) (S j) (LeS p) = minus k j p
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16 |
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17 | -- y is used in the run time case tree, so erasure not okay
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18 | minusBad : (x : Nat) -> (0 y : Nat) -> (0 prf : LT y x) -> Nat
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19 | minusBad (S k) Z LeZ = S k
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^^^
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Main> \m => minus (S (S m)) m prf
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Main> Bye for now!
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