lean4-htt/tests/lean/updateLevelIssues.lean
2022-07-10 09:16:02 -07:00

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import Lean
open Lean
@[noinline] def noinline (a : α) := a
#eval
let b := levelZero
let a1 := mkLevelParam `a
let a2 := mkLevelParam (noinline `a)
let l := mkLevelMax a1 b
(l.updateMax! a1 b).isMax == (l.updateMax! a2 b).isMax
#eval
let b := levelZero
let a1 := mkLevelParam `a
let l := mkLevelMax a1 b
assert! (l.updateMax! a1 b) == a1
toString (l.updateMax! a1 b)
#eval
let b := mkLevelParam `b
let a1 := mkLevelParam `a
let l := mkLevelMax a1 b
assert! (l.updateMax! a1 b) == l
assert! ptrAddrUnsafe (l.updateMax! a1 b) == ptrAddrUnsafe l
toString (l.updateMax! a1 b)