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

compiler/testData/diagnostics/testsWithStdLib/contracts/smartcasts/callWithDefaultValue.fir.kt

@@ -0,0 +1,17 @@
+// !LANGUAGE: +AllowContractsForCustomFunctions +UseReturnsEffect
+// !USE_EXPERIMENTAL: kotlin.contracts.ExperimentalContracts
+// !DIAGNOSTICS: -INVISIBLE_REFERENCE -INVISIBLE_MEMBER
+
+import kotlin.contracts.*
+
+fun myAssert(condition: Boolean, message: String = "") {
+    contract {
+        returns() implies (condition)
+    }
+    if (!condition) throw kotlin.<!UNRESOLVED_REFERENCE!>IllegalArgumentException<!>(message)
+}
+
+fun test(x: Any?) {
+    myAssert(x is String)
+    x.<!UNRESOLVED_REFERENCE!>length<!>
+}