JVM_IR KT-36984 SAM wrappers are anonymous inner classes

compiler/testData/codegen/bytecodeListing/sam/reusedSamWrapperClasses.kt

@@ -0,0 +1,24 @@
+// FILE: test.kt
+fun test1() {
+    val f = { }
+    val t1 = Runnable(f)
+    val t2 = Runnable(f)
+}
+
+fun test2() {
+    val t1 = getWrapped1()
+    val t2 = getWrapped2()
+}
+
+// FILE: f1.kt
+fun getWrapped1(): Runnable {
+    val f = { }
+    return Runnable(f)
+}
+
+// FILE: f2.kt
+fun getWrapped2(): Runnable {
+    val f = { }
+    return Runnable(f)
+}
+