Skip inlined lambdas when determining EnclosingMethod

#KT-6368 Fixed

compiler/backend/src/org/jetbrains/kotlin/codegen/AsmUtil.java

@@ -848,7 +848,11 @@ public class AsmUtil {
             @NotNull ClassBuilder v
     ) {
         String outerClassName = getOuterClassName(descriptor, originalDescriptor, typeMapper);
+
         FunctionDescriptor function = DescriptorUtils.getParentOfType(descriptor, FunctionDescriptor.class);
+        while (function != null && JvmCodegenUtil.isLambdaWhichWillBeInlined(typeMapper.getBindingContext(), function)) {
+            function = DescriptorUtils.getParentOfType(function, FunctionDescriptor.class);
+        }
 
         if (function != null) {
             Method method = typeMapper.mapSignature(function).getAsmMethod();

compiler/testData/codegen/boxWithStdlib/reflection/enclosing/kt6368.kt

@@ -0,0 +1,24 @@
+import kotlin.properties.Delegates
+import java.util.HashMap
+
+trait R {
+    fun result(): String
+}
+
+val a by Delegates.lazy {
+    with(HashMap<String, R>()) {
+        put("result", object : R {
+            override fun result(): String = "OK"
+        })
+        this
+    }
+}
+
+fun box(): String {
+    val r = a["result"]
+
+    // Check that reflection won't fail
+    r.javaClass.getEnclosingMethod().toString()
+
+    return r.result()
+}

compiler/tests/org/jetbrains/kotlin/codegen/generated/BlackBoxWithStdlibCodegenTestGenerated.java

@@ -2451,6 +2451,12 @@ public class BlackBoxWithStdlibCodegenTestGenerated extends AbstractBlackBoxCode
                 JetTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/boxWithStdlib/reflection/enclosing"), Pattern.compile("^(.+)\\.kt$"), true);
             }
 
+            @TestMetadata("kt6368.kt")
+            public void testKt6368() throws Exception {
+                String fileName = JetTestUtils.navigationMetadata("compiler/testData/codegen/boxWithStdlib/reflection/enclosing/kt6368.kt");
+                doTestWithStdlib(fileName);
+            }
+
             @TestMetadata("localClassInTopLevelFunction.kt")
             public void testLocalClassInTopLevelFunction() throws Exception {
                 String fileName = JetTestUtils.navigationMetadata("compiler/testData/codegen/boxWithStdlib/reflection/enclosing/localClassInTopLevelFunction.kt");