Fix build

Author: ondrejmirtes

phpstan-baseline.neon

@@ -635,6 +635,11 @@ parameters:
 			count: 2
 			path: src/Rules/RuleLevelHelper.php
 
+		-
+			message: "#^Doing instanceof PHPStan\\\\Type\\\\ObjectType is error\\-prone and deprecated\\. Use Type\\:\\:isObject\\(\\) or Type\\:\\:getObjectClassNames\\(\\) instead\\.$#"
+			count: 2
+			path: src/Rules/RuleLevelHelper.php
+
 		-
 			message: "#^Doing instanceof PHPStan\\\\Type\\\\ObjectWithoutClassType is error\\-prone and deprecated\\. Use Type\\:\\:isObject\\(\\) instead\\.$#"
 			count: 1

src/Type/TypeCombinator.php

@@ -813,7 +813,7 @@ private static function optimizeConstantArrays(array $types): array
 
 					$innerValueType = $type->getValueTypes()[$i];
 					$generalizedValueType = TypeTraverser::map($innerValueType, static function (Type $type) use ($traverse): Type {
-						if ($type instanceof ArrayType || $type instanceof ConstantArrayType) {
+						if ($type instanceof ArrayType) {
 							return TypeCombinator::intersect($type, new OversizedArrayType());
 						}
 
@@ -853,8 +853,8 @@ private static function optimizeConstantArrays(array $types): array
 				$eachIsList = false;
 			}
 
-			$keyType = self::union(...array_values($keyTypes));
-			$valueType = self::union(...array_values($valueTypes));
+			$keyType = self::union(...$keyTypes);
+			$valueType = self::union(...$valueTypes);
 
 			$arrayType = new ArrayType($keyType, $valueType);
 			if ($eachIsList) {