operator fun String.plus(some: List<Int>): String
                    infix fun Int.plus(some: List<Int>): Int
                }
            """
        ) {
            assertHasErrors(
                "Method com.example.Source.plus(java.lang.String,java.util.List): Breaking Kotlin modifier change.",
                "Method com.example.Source.plus(int,java.util.List): Breaking Kotlin modifier change.",

        return PersistentList.<T>of().plus(first);
    }

    @SafeVarargs
    public static <T> PersistentList<T> of(T first, T second, T... rest) {
        PersistentList<T> result = of();
        for (int i = rest.length - 1; i >= 0; i--) {
            result = result.plus(rest[i]);
        }
        return result.plus(second).plus(first);
    }

    @Override

#include <CUnit/Basic.h>
#include "operators.h"

void test_plus() {
  CU_ASSERT(plus(0, 2) == 2);
  CU_ASSERT(plus(0, -2) == -2);
  CU_ASSERT(plus(2, 2) == 4);

// It is controlled by "k8s:prerelease-lifecycle-gen:deprecated" tags in types.go or  "k8s:prerelease-lifecycle-gen:introduced" plus three minor.
func (in *ControllerRevision) APILifecycleDeprecated() (major, minor int) {
	return 1, 8
}

// It is controlled by "k8s:prerelease-lifecycle-gen:deprecated" tags in types.go or  "k8s:prerelease-lifecycle-gen:introduced" plus three minor.
func (in *MutatingWebhookConfiguration) APILifecycleDeprecated() (major, minor int) {
	return 1, 16
}

// It is controlled by "k8s:prerelease-lifecycle-gen:deprecated" tags in types.go or  "k8s:prerelease-lifecycle-gen:introduced" plus three minor.
func (in *ControllerRevision) APILifecycleDeprecated() (major, minor int) {
	return 1, 9
}

        flatten(s1) == [dir1.path, "1:dir2/dir3", "1:dir5/and/more"]

        def s2 = s1.plus(dir1dir2dir4)
        flatten(s2) == [dir1.path, "1:dir2", "2:dir3", "2:dir4", "1:dir5/and/more"]

        def s3 = s2.plus(dir6)
        flatten(s3) == [parent.path, "1:dir1", "2:dir2", "3:dir3", "3:dir4", "2:dir5/and/more", "1:dir6"]

        def s4 = s3.plus(dir1dir2)
        flatten(s4) == [parent.path, "1:dir1", "2:dir2", "2:dir5/and/more", "1:dir6"]

// It is controlled by "k8s:prerelease-lifecycle-gen:deprecated" tags in types.go or  "k8s:prerelease-lifecycle-gen:introduced" plus three minor.
func (in *CSIDriver) APILifecycleDeprecated() (major, minor int) {
	return 1, 19
}

// It is controlled by "k8s:prerelease-lifecycle-gen:deprecated" tags in types.go or  "k8s:prerelease-lifecycle-gen:introduced" plus three minor.
func (in *ClusterRole) APILifecycleDeprecated() (major, minor int) {
	return 1, 17
}

#include "gtest/gtest.h"
#include "operators.h"

using namespace testing;

TEST(OperatorTests, test_plus) {
  ASSERT_TRUE(plus(0, 2) == 2);
  ASSERT_TRUE(plus(0, -2) == -2);
  ASSERT_TRUE(plus(2, 2) == 4);