Fir2Ir: do not skip building static fake overrides for enums

Fake overrides are needed at least for static fields inherited from Java
interfaces. Not static methods though, because they are not inherited.

 #KT-57302 Fixed

compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/generators/FakeOverrideGenerator.kt

@@ -94,7 +94,6 @@ class FakeOverrideGenerator(
                 )
             }
         }
-        if (firClass.isEnumClass) return@buildList // F/O for values/valueOf/entries aren't needed, for other members aren't possible
         val staticScope = firClass.scopeProvider.getStaticMemberScopeForCallables(firClass, session, scopeSession)
         if (staticScope != null) {
             generateFakeOverridesForName(

compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirLightTreeBlackBoxCodegenTestGenerated.java

@@ -49303,6 +49303,12 @@ public class FirLightTreeBlackBoxCodegenTestGenerated extends AbstractFirLightTr
             runTest("compiler/testData/codegen/box/statics/anonymousInitializerInClassObject.kt");
         }
 
+        @Test
+        @TestMetadata("enumWithInheritedStaticField.kt")
+        public void testEnumWithInheritedStaticField() throws Exception {
+            runTest("compiler/testData/codegen/box/statics/enumWithInheritedStaticField.kt");
+        }
+
         @Test
         @TestMetadata("fields.kt")
         public void testFields() throws Exception {

compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirPsiBlackBoxCodegenTestGenerated.java

@@ -49303,6 +49303,12 @@ public class FirPsiBlackBoxCodegenTestGenerated extends AbstractFirPsiBlackBoxCo
             runTest("compiler/testData/codegen/box/statics/anonymousInitializerInClassObject.kt");
         }
 
+        @Test
+        @TestMetadata("enumWithInheritedStaticField.kt")
+        public void testEnumWithInheritedStaticField() throws Exception {
+            runTest("compiler/testData/codegen/box/statics/enumWithInheritedStaticField.kt");
+        }
+
         @Test
         @TestMetadata("fields.kt")
         public void testFields() throws Exception {

compiler/testData/codegen/box/statics/enumWithInheritedStaticField.kt

@@ -0,0 +1,13 @@
+// TARGET_BACKEND: JVM
+// IGNORE_LIGHT_ANALYSIS
+// FILE: E.java
+
+interface I {
+    String result = "OK";
+}
+
+public enum E implements I {}
+
+// FILE: box.kt
+
+fun box(): String = E.result

compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/BlackBoxCodegenTestGenerated.java

@@ -46879,6 +46879,12 @@ public class BlackBoxCodegenTestGenerated extends AbstractBlackBoxCodegenTest {
             runTest("compiler/testData/codegen/box/statics/anonymousInitializerInClassObject.kt");
         }
 
+        @Test
+        @TestMetadata("enumWithInheritedStaticField.kt")
+        public void testEnumWithInheritedStaticField() throws Exception {
+            runTest("compiler/testData/codegen/box/statics/enumWithInheritedStaticField.kt");
+        }
+
         @Test
         @TestMetadata("fields.kt")
         public void testFields() throws Exception {

compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenTestGenerated.java

@@ -49303,6 +49303,12 @@ public class IrBlackBoxCodegenTestGenerated extends AbstractIrBlackBoxCodegenTes
             runTest("compiler/testData/codegen/box/statics/anonymousInitializerInClassObject.kt");
         }
 
+        @Test
+        @TestMetadata("enumWithInheritedStaticField.kt")
+        public void testEnumWithInheritedStaticField() throws Exception {
+            runTest("compiler/testData/codegen/box/statics/enumWithInheritedStaticField.kt");
+        }
+
         @Test
         @TestMetadata("fields.kt")
         public void testFields() throws Exception {

compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenWithIrInlinerTestGenerated.java

@@ -49303,6 +49303,12 @@ public class IrBlackBoxCodegenWithIrInlinerTestGenerated extends AbstractIrBlack
             runTest("compiler/testData/codegen/box/statics/anonymousInitializerInClassObject.kt");
         }
 
+        @Test
+        @TestMetadata("enumWithInheritedStaticField.kt")
+        public void testEnumWithInheritedStaticField() throws Exception {
+            runTest("compiler/testData/codegen/box/statics/enumWithInheritedStaticField.kt");
+        }
+
         @Test
         @TestMetadata("fields.kt")
         public void testFields() throws Exception {

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

@@ -37969,6 +37969,11 @@ public class LightAnalysisModeTestGenerated extends AbstractLightAnalysisModeTes
             runTest("compiler/testData/codegen/box/statics/anonymousInitializerInClassObject.kt");
         }
 
+        @TestMetadata("enumWithInheritedStaticField.kt")
+        public void testEnumWithInheritedStaticField() throws Exception {
+            runTest("compiler/testData/codegen/box/statics/enumWithInheritedStaticField.kt");
+        }
+
         @TestMetadata("fields.kt")
         public void testFields() throws Exception {
             runTest("compiler/testData/codegen/box/statics/fields.kt");