Minor, add test case on SAM conversion over smart cast

compiler/testData/codegen/box/sam/castFromAny.kt

@@ -0,0 +1,14 @@
+// TARGET_BACKEND: JVM
+
+fun test(a: Any?) {
+    a as () -> Unit
+    Runnable(a).run()
+}
+
+fun box(): String {
+    var result = "Fail"
+    test {
+        result = "OK"
+    }
+    return result
+}

compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxCodegenTestGenerated.java

@@ -23336,6 +23336,11 @@ public class BlackBoxCodegenTestGenerated extends AbstractBlackBoxCodegenTest {
             KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/sam"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JVM, true);
         }
 
+        @TestMetadata("castFromAny.kt")
+        public void testCastFromAny() throws Exception {
+            runTest("compiler/testData/codegen/box/sam/castFromAny.kt");
+        }
+
         @TestMetadata("kt17091.kt")
         public void testKt17091() throws Exception {
             runTest("compiler/testData/codegen/box/sam/kt17091.kt");

compiler/tests/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java

@@ -23336,6 +23336,11 @@ public class LightAnalysisModeTestGenerated extends AbstractLightAnalysisModeTes
             KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/sam"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JVM, true);
         }
 
+        @TestMetadata("castFromAny.kt")
+        public void testCastFromAny() throws Exception {
+            runTest("compiler/testData/codegen/box/sam/castFromAny.kt");
+        }
+
         @TestMetadata("kt17091.kt")
         public void testKt17091() throws Exception {
             runTest("compiler/testData/codegen/box/sam/kt17091.kt");

compiler/tests/org/jetbrains/kotlin/codegen/ir/IrBlackBoxCodegenTestGenerated.java

@@ -22236,6 +22236,11 @@ public class IrBlackBoxCodegenTestGenerated extends AbstractIrBlackBoxCodegenTes
             KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/sam"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JVM_IR, true);
         }
 
+        @TestMetadata("castFromAny.kt")
+        public void testCastFromAny() throws Exception {
+            runTest("compiler/testData/codegen/box/sam/castFromAny.kt");
+        }
+
         @TestMetadata("kt17091.kt")
         public void testKt17091() throws Exception {
             runTest("compiler/testData/codegen/box/sam/kt17091.kt");