[FIR-TEST] Add new testdata generated after changes in previous commit

compiler/testData/diagnostics/tests/secondaryConstructors/errorsOnEmptyDelegationCall.fir.kt

@@ -0,0 +1,42 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+open class B0(x: Int)
+
+class A0 : B0 {
+    constructor()
+    constructor(x: Int) : super()
+}
+
+// --------------------------
+
+open class B1 {
+    constructor(x: Int = 1)
+    constructor()
+}
+
+class A1 : B1 {
+    constructor()
+    constructor(x: Int) : super()
+}
+
+// --------------------------
+
+open class B2 {
+    constructor(x: Int)
+    constructor(x: String)
+}
+
+class A2 : B2 {
+    constructor()
+    constructor(x: Int) : super()
+}
+
+// --------------------------
+
+open class B3 {
+    private constructor()
+}
+
+class A3 : B3 {
+    constructor()
+    constructor(x: Int) : super()
+}