lean4-htt/stage0
Leonardo de Moura e3b1ae514b fix: nontermination
This issue was reported by Simon Winwood at Zulip.
Here is the message

The following code doesn't terminate (in a reasonable amount of time)
```
def large_nat : Nat := (9223372036854775807 : Nat)
```
$ time lean --o=large-nat.olean large-nat.lean
2020-08-18 18:45:28 -07:00
..
src fix: nontermination 2020-08-18 18:45:28 -07:00
stdlib chore: update stage0 2020-08-18 18:18:23 -07:00