[FIR] Ensure the case from KT-63741 works

^KT-63741

analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/DiagnosticCompilerTestFE10TestdataTestGenerated.java

@@ -28894,6 +28894,12 @@ public class DiagnosticCompilerTestFE10TestdataTestGenerated extends AbstractDia
                 runTest("compiler/testData/diagnostics/tests/override/intersectionOfSubstitutedProperties.kt");
             }
 
+            @Test
+            @TestMetadata("intersectionOverrideWithProtectedAbstract.kt")
+            public void testIntersectionOverrideWithProtectedAbstract() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/override/intersectionOverrideWithProtectedAbstract.kt");
+            }
+
             @Test
             @TestMetadata("intersectionOverrideWithSubsumedDifferentType.kt")
             public void testIntersectionOverrideWithSubsumedDifferentType() throws Exception {

analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirPreresolvedReversedDiagnosticCompilerFE10TestDataTestGenerated.java

@@ -28894,6 +28894,12 @@ public class LLFirPreresolvedReversedDiagnosticCompilerFE10TestDataTestGenerated
                 runTest("compiler/testData/diagnostics/tests/override/intersectionOfSubstitutedProperties.kt");
             }
 
+            @Test
+            @TestMetadata("intersectionOverrideWithProtectedAbstract.kt")
+            public void testIntersectionOverrideWithProtectedAbstract() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/override/intersectionOverrideWithProtectedAbstract.kt");
+            }
+
             @Test
             @TestMetadata("intersectionOverrideWithSubsumedDifferentType.kt")
             public void testIntersectionOverrideWithSubsumedDifferentType() throws Exception {

compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirLightTreeOldFrontendDiagnosticsTestGenerated.java

@@ -26640,6 +26640,12 @@ public class FirLightTreeOldFrontendDiagnosticsTestGenerated extends AbstractFir
                 runTest("compiler/testData/diagnostics/tests/override/intersectionOfSubstitutedProperties.kt");
             }
 
+            @Test
+            @TestMetadata("intersectionOverrideWithProtectedAbstract.kt")
+            public void testIntersectionOverrideWithProtectedAbstract() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/override/intersectionOverrideWithProtectedAbstract.kt");
+            }
+
             @Test
             @TestMetadata("intersectionOverrideWithSubsumedDifferentType.kt")
             public void testIntersectionOverrideWithSubsumedDifferentType() throws Exception {

compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirPsiOldFrontendDiagnosticsTestGenerated.java

@@ -26646,6 +26646,12 @@ public class FirPsiOldFrontendDiagnosticsTestGenerated extends AbstractFirPsiDia
                 runTest("compiler/testData/diagnostics/tests/override/intersectionOfSubstitutedProperties.kt");
             }
 
+            @Test
+            @TestMetadata("intersectionOverrideWithProtectedAbstract.kt")
+            public void testIntersectionOverrideWithProtectedAbstract() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/override/intersectionOverrideWithProtectedAbstract.kt");
+            }
+
             @Test
             @TestMetadata("intersectionOverrideWithSubsumedDifferentType.kt")
             public void testIntersectionOverrideWithSubsumedDifferentType() throws Exception {

compiler/testData/diagnostics/tests/override/intersectionOverrideWithProtectedAbstract.kt

@@ -0,0 +1,10 @@
+// FIR_IDENTICAL
+public abstract class A {
+    protected abstract fun bar(): String
+}
+
+public interface B {
+    public fun bar(): String
+}
+
+public abstract class C: A(), B

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

@@ -28894,6 +28894,12 @@ public class DiagnosticTestGenerated extends AbstractDiagnosticTest {
                 runTest("compiler/testData/diagnostics/tests/override/intersectionOfSubstitutedProperties.kt");
             }
 
+            @Test
+            @TestMetadata("intersectionOverrideWithProtectedAbstract.kt")
+            public void testIntersectionOverrideWithProtectedAbstract() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/override/intersectionOverrideWithProtectedAbstract.kt");
+            }
+
             @Test
             @TestMetadata("intersectionOverrideWithSubsumedDifferentType.kt")
             public void testIntersectionOverrideWithSubsumedDifferentType() throws Exception {