JVM_IR add test for KT-47300

compiler/testData/codegen/box/contracts/kt47300.kt

@@ -0,0 +1,36 @@
+// WITH_RUNTIME
+
+import kotlin.contracts.ExperimentalContracts
+import kotlin.contracts.InvocationKind
+import kotlin.contracts.contract
+
+
+data class Content<out T>(val value: T)
+
+fun <T> content(value: T) = Content(value)
+
+@ExperimentalContracts
+inline fun <R, T : R> Content<T>.getOrElse(
+    onException: (exception: Exception) -> R,
+): R = fold({ it }, onException)
+
+@ExperimentalContracts
+inline fun <R, T> Content<T>.fold(
+    onContent: (value: T) -> R,
+    onException: (exception: Exception) -> R,
+): R {
+    contract {
+        callsInPlace(onContent, InvocationKind.AT_MOST_ONCE)
+        callsInPlace(onException, InvocationKind.AT_MOST_ONCE)
+    }
+    return onContent(value)
+}
+
+
+@ExperimentalContracts
+fun box(): String {
+    val t = content(1).getOrElse { 2 }
+    if (t != 1) return "Failed: $t"
+
+    return "OK"
+}