Support default parameter values for inline class constructors and funs

#KT-26908
 #KT-26554

Move default parameter value tests to separate directory

compiler/testData/codegen/box/inlineClasses/defaultParameterValues/defaultInterfaceFunParameterValuesOfInlineClassType.kt

@@ -1,5 +1,5 @@
 // !LANGUAGE: +InlineClasses
-// IGNORE_BACKEND: JVM_IR
+// IGNORE_BACKEND: JVM_IR, JS_IR
 
 inline class Z(val z: Int)
 

compiler/testData/codegen/box/inlineClasses/defaultParameterValues/inlineClassFun.kt

@@ -0,0 +1,13 @@
+// !LANGUAGE: +InlineClasses
+// IGNORE_BACKEND: JVM_IR
+
+inline class Z(val x: Int) {
+    fun test(y: Int = 42) = x + y
+}
+
+fun box(): String {
+    if (Z(800).test() != 842) throw AssertionError()
+    if (Z(400).test(32) != 432) throw AssertionError()
+
+    return "OK"
+}

compiler/testData/codegen/box/inlineClasses/defaultParameterValues/inlineClassPrimaryConstructor.kt

@@ -0,0 +1,14 @@
+// !LANGUAGE: +InlineClasses
+// IGNORE_BACKEND: JVM_IR
+
+inline class Z(val x: Int = 1234)
+inline class L(val x: Long = 1234L)
+inline class S(val x: String = "foobar")
+
+fun box(): String {
+    if (Z().x != 1234) throw AssertionError()
+    if (L().x != 1234L) throw AssertionError()
+    if (S().x != "foobar") throw AssertionError()
+
+    return "OK"
+}

compiler/testData/codegen/box/inlineClasses/defaultParameterValues/inlineClassSecondaryConstructor.kt

@@ -0,0 +1,12 @@
+// !LANGUAGE: +InlineClasses
+// IGNORE_BACKEND: JVM_IR
+
+inline class Z(val x: Int) {
+    constructor(x: Long = 42L) : this(x.toInt())
+}
+
+fun box(): String {
+    if (Z().x != 42) throw AssertionError()
+
+    return "OK"
+}

compiler/testData/codegen/box/inlineClasses/defaultParameterValues/kt26554.kt

@@ -0,0 +1,20 @@
+// !LANGUAGE: +InlineClasses
+// IGNORE_BACKEND: JS, JS_IR, JVM_IR
+// WITH_RUNTIME
+
+data class RGBA(val rgba: Int)
+
+inline class RgbaArray(val array: IntArray) {
+    val size: Int get() = array.size
+
+    fun fill(value: RGBA, start: Int = 0, end: Int = this.size): Unit = array.fill(value.rgba, start, end)
+}
+
+fun box(): String {
+    val rgbas = RgbaArray(IntArray(10))
+    rgbas.fill(RGBA(123456))
+    for (i in rgbas.array.indices) {
+        if (rgbas.array[i] != 123456) throw AssertionError()
+    }
+    return "OK"
+}