18 lines
459 B
Text
18 lines
459 B
Text
import Lean
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open Lean
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unsafe def tst1 : MetaM Unit := do
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let e := mkApp (mkSort levelZero) (mkSort levelZero)
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let e' := e.updateApp! (mkSort levelZero) (mkSort levelZero)
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assert! ptrAddrUnsafe e == ptrAddrUnsafe e'
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let e' := e.replace fun _ => none
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assert! ptrAddrUnsafe e == ptrAddrUnsafe e'
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#eval tst1
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set_option trace.compiler.ir.init true
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def sefFn (e : Expr) (f : Expr) : Expr :=
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match e with
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| .app _ a => e.updateApp! f a
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| _ => e
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