Minor. Add more tests

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

@@ -0,0 +1,26 @@
+// WITH_REFLECT
+// FULL_JDK
+// TARGET_BACKEND: JVM
+// WORKS_WHEN_VALUE_CLASS
+// LANGUAGE: +ValueClasses, +GenericInlineClassParameter
+
+// WITH_STDLIB
+
+import java.lang.reflect.InvocationTargetException
+
+OPTIONAL_JVM_INLINE_ANNOTATION
+value class Simple<T: String>(val x: T) {
+    fun somethingWeird() {}
+}
+
+fun box(): String {
+    var s = ""
+    val name = "equals-impl0"
+    val specializedEquals =
+        Simple::class.java.getDeclaredMethod(name, String::class.java, String::class.java)
+            ?: return "$name not found"
+
+    if (specializedEquals.invoke(null, "a", "b") as Boolean)
+        return "Fail"
+    return "OK"
+}