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Fix SMT translation of integer literals #1107

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Merged
tautschnig merged 4 commits into from
May 6, 2026
Merged

Fix SMT translation of integer literals #1107

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96c3669
Fix SMT translation of integer literals
Robertboy18 May 5, 2026
d6f5091
Strengthen SMT translation tests
Robertboy18 May 5, 2026
bf33e07
Merge branch 'main' into fix-smt-int-literal-translate
Robertboy18 May 5, 2026
d4d9547
Merge branch 'main' into fix-smt-int-literal-translate
Robertboy18 May 5, 2026
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2 changes: 1 addition & 1 deletion Strata/DL/SMT/Translate.lean
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Expand Up @@ -325,7 +325,7 @@ def translateTerm (t : SMT.Term) : TranslateM (Expr × Expr) := do
let (as, a) := ((a :: as).dropLast, (a :: as).getLast?.get rfl)
return (mkProp, as.foldr mkArrow a)
| .prim (.int x) =>
return (mkProp, toExpr x)
return (mkInt, toExpr x)
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| .app .neg [a] _ =>
let (_, a) ← translateTerm a
return (mkInt, .app mkIntNeg a)
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7 changes: 7 additions & 0 deletions StrataTest/DL/SMT/TranslateTests.lean
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Expand Up @@ -41,3 +41,10 @@ info: ∀ (α : Type → Type → Type) [inst : ∀ (α_1 α_2 : Type), Nonempty
#guard_msgs in
#eval
elabQuery {} [] (.app .eq [(.app .abs [(.prim (.int (-5)))] (.prim .int)), (.prim (.int 5))] (.prim .bool))

/-- info: (if 0 = 0 then 0 else 1) = 0 -/
#guard_msgs in
#eval
let c := .app .eq [(.prim (.int 0)), (.prim (.int 0))] (.prim .bool)
let t := .app .ite [c, (.prim (.int 0)), (.prim (.int 1))] (.prim .int)
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tautschnig marked this conversation as resolved.
elabQuery {} [] (.app .eq [t, (.prim (.int 0))] (.prim .bool))
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