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Erased type-casing function seen as total when it's not #3357

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gallais opened this issue Jul 26, 2024 · 0 comments
Open

Erased type-casing function seen as total when it's not #3357

gallais opened this issue Jul 26, 2024 · 0 comments
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safety: coverage safety: proof of false status: confirmed bug Something isn't working

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@gallais
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gallais commented Jul 26, 2024

I suspect the issue is that we see {0 a : Type} and assume for coverage
checking purposes that a = Nat is a forced pattern rather than a type case.

%default total

0 oops : {0 a : Type} -> a
oops {a = Nat} = Z

boom : Void
boom = void oops
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@gallais