lean4-htt/tests/lean/run/CompilerCSE.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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import Lean.Compiler.Main
import Lean.Compiler.LCNF.Testing
import Lean.Elab.Do
import Lean.Elab.Command
open Lean
open Lean.Compiler.LCNF
-- Run compilation twice to avoid the output caused by the inliner
run_meta Compiler.compile #[``Lean.Meta.synthInstance, ``Lean.Elab.Term.Do.elabDo]
@[cpass]
def cseFixTest : PassInstaller := Testing.assertIsAtFixPoint |>.install `cse `cseFix
@[cpass]
def cseSizeTest : PassInstaller :=
Testing.assertReducesOrPreservesSize "CSE increased size of declaration" |>.install `cse `cseSizeLeq
set_option trace.Compiler.test true in
/--
info: [Compiler.test] Starting wrapper test cseSizeLeq for cse occurrence 0
[Compiler.test] Wrapper test cseSizeLeq for cse occurrence 0 successful
[Compiler.test] Starting post condition test cseFix for cse occurrence 0
[Compiler.test] Post condition test cseFix for cse occurrence 0 successful
[Compiler.test] Starting wrapper test cseSizeLeq for cse occurrence 1
[Compiler.test] Wrapper test cseSizeLeq for cse occurrence 1 successful
[Compiler.test] Starting post condition test cseFix for cse occurrence 1
[Compiler.test] Post condition test cseFix for cse occurrence 1 successful
[Compiler.test] Starting wrapper test cseSizeLeq for cse occurrence 2
[Compiler.test] Wrapper test cseSizeLeq for cse occurrence 2 successful
[Compiler.test] Starting post condition test cseFix for cse occurrence 2
[Compiler.test] Post condition test cseFix for cse occurrence 2 successful
-/
#guard_msgs in
run_meta Compiler.compile #[``Lean.Meta.synthInstance, ``Lean.Elab.Term.Do.elabDo]