lean4-htt/tests/lean/run/ptrAddr.lean
Kim Morrison 3a457e6ad6
chore: use #guard_msgs in run tests (#4175)
Many of our tests in `tests/lean/run/` produce output from `#eval` (or
`#check`) statements, that is then ignored.

This PR tries to capture all the useful output using `#guard_msgs`. I've
only done a cursory check that the output is still sane --- there is a
chance that some "unchecked" tests have already accumulated regressions
and this just cements them!

In the other direction, I did identify two rotten tests:
* a minor one in `setStructInstNotation.lean`, where a comment says `Set
Nat`, but `#check` actually prints `?_`. Weird?
* `CompilerProbe.lean` is generating empty output, apparently indicating
that something is broken, but I don't know the signficance of this file.

In any case, I'll ask about these elsewhere.

(This started by noticing that a recent `grind` test file had an
untested `trace_state`, and then got carried away.)
2024-05-16 00:38:31 +00:00

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Text

axiom TrustMe {p : Prop} : p
def x := (1, 2)
def y := x
@[noinline] def mk (v : Nat) := (v, v+1)
#eval withPtrAddr x (fun a => dbgTrace (">> " ++ toString a) $ fun _ => 0) TrustMe
/-- info: true -/
#guard_msgs in
#eval withPtrEq x y (fun _ => dbgTrace (">> " ++ toString x ++ " == " ++ toString y) $ fun _ => x == y) TrustMe -- should not print message
/--
info: >> (1, 2) == (1, 2)
true
-/
#guard_msgs in
#eval withPtrEq x (mk 1) (fun _ => dbgTrace (">> " ++ toString x ++ " == " ++ toString y) $ fun _ => x == y) TrustMe -- should print message