max/lean4-htt
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions 2

chore: remove redundant if-else in isDefEqQuickOther (#4388)

Browse source 
I removed a redundant `if tFn.isMVar || sFn.isMVar then ... else return
LBool.undef` in the `else` clause of
```
if !tFn.isMVar && !sFn.isMVar then
  return LBool.undef
else
```
This commit is contained in:
JovanGerb 2024-06-19 01:44:29 +02:00 • committed by GitHub
parent c87205bc9b
commit 74f1373706
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
1 changed files with 5 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
src/Lean/Meta/ExprDefEq.lean
View file

@ -1775,15 +1775,12 @@ private partial def isDefEqQuickOther (t s : Expr) : MetaM LBool := do
| LBool.true => return LBool.true
| LBool.false => return LBool.false
| _ =>
if tFn.isMVar || sFn.isMVar then
let ctx ← read
if ctx.config.isDefEqStuckEx then do
trace[Meta.isDefEq.stuck] "{t} =?= {s}"
Meta.throwIsDefEqStuck
else
return LBool.false
let ctx ← read
if ctx.config.isDefEqStuckEx then do
trace[Meta.isDefEq.stuck] "{t} =?= {s}"
Meta.throwIsDefEqStuck
else
return LBool.undef
return LBool.false
else
isDefEqQuickMVarMVar t s