Test: visibility of inline class members

Also merge in testInlineClassWrapperPrimaryConstructorIsSynthetic
and testInlineClassConstructors.

compiler/testData/codegen/bytecodeListing/inlineClasses/inlineClassMembersVisibility.kt

@@ -0,0 +1,43 @@
+// !LANGUAGE: +InlineClasses
+
+inline class Z(val x: Int) {
+    constructor(x: Long) : this(x.toInt())
+    internal constructor(x: Int, y: Int) : this(x + y)
+    private constructor(x: Short) : this(x.toInt())
+
+    fun publicFun() {}
+    internal fun internalFun() {}
+    private fun privateFun() {}
+
+    fun String.publicExtensionFun() {}
+    internal fun String.internalExtensionFun() {}
+    private fun String.privateExtensionFun() {}
+    
+    val publicVal: Int get() = x
+    internal val internalVal: Int get() = x
+    private val privateVal: Int get() = x
+
+    val String.publicExtensionVal: Int get() = x
+    internal val String.internalExtensionVal: Int get() = x
+    private val String.privateExtensionVal: Int get() = x
+
+    var publicVar: Int
+        get() = x
+        set(v) {}
+    internal var internalVar: Int
+        get() = x
+        set(v) {}
+    private var privateVar: Int
+        get() = x
+        set(v) {}
+
+    var String.publicExtensionVar: Int
+        get() = x
+        set(v) {}
+    internal var String.internalExtensionVar: Int
+        get() = x
+        set(v) {}
+    private var String.privateExtensionVar: Int
+        get() = x
+        set(v) {}
+}