diff --git a/analysis/low-level-api-fir/testdata/getOrBuildFir/invalidCode/expectAndActualInTheSameFile.kt b/analysis/low-level-api-fir/testdata/getOrBuildFir/invalidCode/expectAndActualInTheSameFile.kt
new file mode 100644
index 00000000000..fbb03fc7ac0
--- /dev/null
+++ b/analysis/low-level-api-fir/testdata/getOrBuildFir/invalidCode/expectAndActualInTheSameFile.kt
@@ -0,0 +1,12 @@
+fun main() {
+    println("Hello, Kotlin/Native!")
+}
+
+expect fun f()
+
+fun test() {
+}
+
+actual fun f() { <expr>println("Hello")</expr> }
+
+
diff --git a/analysis/low-level-api-fir/testdata/getOrBuildFir/invalidCode/expectAndActualInTheSameFile.txt b/analysis/low-level-api-fir/testdata/getOrBuildFir/invalidCode/expectAndActualInTheSameFile.txt
new file mode 100644
index 00000000000..65e72374345
--- /dev/null
+++ b/analysis/low-level-api-fir/testdata/getOrBuildFir/invalidCode/expectAndActualInTheSameFile.txt
@@ -0,0 +1,16 @@
+KT element: KtCallExpression
+FIR element: FirFunctionCallImpl
+FIR source kind: KtRealSourceElementKind
+
+FIR element rendered:
+<Unresolved name: println>#(String(Hello))
+
+FIR FILE:
+FILE: [ResolvedTo(IMPORTS)] expectAndActualInTheSameFile.kt
+    [ResolvedTo(BODY_RESOLVE)] annotations container
+    public? final? [ResolvedTo(RAW_FIR)] fun main(): R|kotlin/Unit| { LAZY_BLOCK }
+    public? final? expect [ResolvedTo(RAW_FIR)] fun f(): R|kotlin/Unit|
+    public? final? [ResolvedTo(RAW_FIR)] fun test(): R|kotlin/Unit| { LAZY_BLOCK }
+    public final actual [ResolvedTo(BODY_RESOLVE)] [ExpectForActualAttributeKey={}] fun f(): R|kotlin/Unit| {
+        <Unresolved name: println>#(String(Hello))
+    }
diff --git a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/OutOfContentRootGetOrBuildFirTestGenerated.java b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/OutOfContentRootGetOrBuildFirTestGenerated.java
index dbcf52664b6..f74b089e7f6 100644
--- a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/OutOfContentRootGetOrBuildFirTestGenerated.java
+++ b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/OutOfContentRootGetOrBuildFirTestGenerated.java
@@ -871,6 +871,12 @@ public class OutOfContentRootGetOrBuildFirTestGenerated extends AbstractOutOfCon
             runTest("analysis/low-level-api-fir/testdata/getOrBuildFir/invalidCode/duplicatedClassesFunctionParameter.kt");
         }
 
+        @Test
+        @TestMetadata("expectAndActualInTheSameFile.kt")
+        public void testExpectAndActualInTheSameFile() throws Exception {
+            runTest("analysis/low-level-api-fir/testdata/getOrBuildFir/invalidCode/expectAndActualInTheSameFile.kt");
+        }
+
         @Test
         @TestMetadata("incompletePropertyWithAnnotation.kt")
         public void testIncompletePropertyWithAnnotation() throws Exception {
diff --git a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/SourceGetOrBuildFirTestGenerated.java b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/SourceGetOrBuildFirTestGenerated.java
index 9a797e57550..b8688df5f47 100644
--- a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/SourceGetOrBuildFirTestGenerated.java
+++ b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/SourceGetOrBuildFirTestGenerated.java
@@ -871,6 +871,12 @@ public class SourceGetOrBuildFirTestGenerated extends AbstractSourceGetOrBuildFi
             runTest("analysis/low-level-api-fir/testdata/getOrBuildFir/invalidCode/duplicatedClassesFunctionParameter.kt");
         }
 
+        @Test
+        @TestMetadata("expectAndActualInTheSameFile.kt")
+        public void testExpectAndActualInTheSameFile() throws Exception {
+            runTest("analysis/low-level-api-fir/testdata/getOrBuildFir/invalidCode/expectAndActualInTheSameFile.kt");
+        }
+
         @Test
         @TestMetadata("incompletePropertyWithAnnotation.kt")
         public void testIncompletePropertyWithAnnotation() throws Exception {