Minor. Add more tests

compiler/testData/codegen/box/inlineClasses/jvmStaticVarInInlineClassCompanionGeneric.kt

@@ -0,0 +1,29 @@
+// TARGET_BACKEND: JVM
+// WITH_STDLIB
+// WORKS_WHEN_VALUE_CLASS
+// LANGUAGE: +ValueClasses, +GenericInlineClassParameter
+
+// FILE: test.kt
+
+OPTIONAL_JVM_INLINE_ANNOTATION
+value class R<T: Int>(private val r: T) {
+
+    companion object {
+        private var ok_ = ""
+
+        @JvmStatic
+        var ok
+            get() = ok_
+            set(value) { ok_ = value }
+    }
+}
+
+fun box() = J.test()
+
+// FILE: J.java
+public class J {
+    public static String test() {
+        R.setOk("OK");
+        return R.getOk();
+    }
+}