[analyzer] don't recursively check enum values when const propagating

closes #11429

src/optimization/analyzer.ml

@@ -375,11 +375,11 @@ module ConstPropagation = DataFlow(struct
 	let top = Top
 	let bottom = Bottom
 
-	let rec equals lat1 lat2 = match lat1,lat2 with
+	let equals lat1 lat2 = match lat1,lat2 with
 		| Top,Top | Bottom,Bottom -> true
 		| Const ct1,Const ct2 -> ct1 = ct2
 		| Null t1,Null t2 -> t1 == t2
-		| EnumValue(i1,tl1),EnumValue(i2,tl2) -> i1 = i2 && safe_for_all2 equals tl1 tl2
+		| EnumValue(i1,[]),EnumValue(i2,[]) -> i1 = i2
 		| ModuleType(mt1,_),ModuleType (mt2,_) -> mt1 == mt2
 		| _ -> false
 

tests/unit/src/unit/issues/Issue11429.hx

@@ -0,0 +1,19 @@
+package unit.issues;
+
+private enum Foo {
+	FooRec(foo:Foo);
+}
+
+class Issue11429 extends Test {
+	function test() {
+		blowUp([]);
+		utest.Assert.pass();
+	}
+
+	public static function blowUp(arr:Array<Foo>) {
+		var qp = FooRec(arr.pop());
+		while (arr.length > 0) {
+			qp = FooRec(qp);
+		}
+	}
+}