K2: add a test to ensure #KT-63756 Fixed

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

@@ -35619,6 +35619,12 @@ public class LLFirBlackBoxCodegenBasedTestGenerated extends AbstractLLFirBlackBo
                 runTest("compiler/testData/codegen/box/multiplatform/k2/dataClassInCommonAndPlatform.kt");
             }
 
+            @Test
+            @TestMetadata("expectAnnotationAsTypeAlias.kt")
+            public void testExpectAnnotationAsTypeAlias() throws Exception {
+                runTest("compiler/testData/codegen/box/multiplatform/k2/expectAnnotationAsTypeAlias.kt");
+            }
+
             @Test
             @TestMetadata("expectValInInlineClass.kt")
             public void testExpectValInInlineClass() throws Exception {

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

@@ -35619,6 +35619,12 @@ public class LLFirReversedBlackBoxCodegenBasedTestGenerated extends AbstractLLFi
                 runTest("compiler/testData/codegen/box/multiplatform/k2/dataClassInCommonAndPlatform.kt");
             }
 
+            @Test
+            @TestMetadata("expectAnnotationAsTypeAlias.kt")
+            public void testExpectAnnotationAsTypeAlias() throws Exception {
+                runTest("compiler/testData/codegen/box/multiplatform/k2/expectAnnotationAsTypeAlias.kt");
+            }
+
             @Test
             @TestMetadata("expectValInInlineClass.kt")
             public void testExpectValInInlineClass() throws Exception {

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

@@ -35264,6 +35264,12 @@ public class FirLightTreeBlackBoxCodegenTestGenerated extends AbstractFirLightTr
                 runTest("compiler/testData/codegen/box/multiplatform/k2/dataClassInCommonAndPlatform.kt");
             }
 
+            @Test
+            @TestMetadata("expectAnnotationAsTypeAlias.kt")
+            public void testExpectAnnotationAsTypeAlias() throws Exception {
+                runTest("compiler/testData/codegen/box/multiplatform/k2/expectAnnotationAsTypeAlias.kt");
+            }
+
             @Test
             @TestMetadata("expectValInInlineClass.kt")
             public void testExpectValInInlineClass() throws Exception {

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

@@ -35264,6 +35264,12 @@ public class FirLightTreeBlackBoxCodegenWithIrFakeOverrideGeneratorTestGenerated
                 runTest("compiler/testData/codegen/box/multiplatform/k2/dataClassInCommonAndPlatform.kt");
             }
 
+            @Test
+            @TestMetadata("expectAnnotationAsTypeAlias.kt")
+            public void testExpectAnnotationAsTypeAlias() throws Exception {
+                runTest("compiler/testData/codegen/box/multiplatform/k2/expectAnnotationAsTypeAlias.kt");
+            }
+
             @Test
             @TestMetadata("expectValInInlineClass.kt")
             public void testExpectValInInlineClass() throws Exception {

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

@@ -35264,6 +35264,12 @@ public class FirPsiBlackBoxCodegenTestGenerated extends AbstractFirPsiBlackBoxCo
                 runTest("compiler/testData/codegen/box/multiplatform/k2/dataClassInCommonAndPlatform.kt");
             }
 
+            @Test
+            @TestMetadata("expectAnnotationAsTypeAlias.kt")
+            public void testExpectAnnotationAsTypeAlias() throws Exception {
+                runTest("compiler/testData/codegen/box/multiplatform/k2/expectAnnotationAsTypeAlias.kt");
+            }
+
             @Test
             @TestMetadata("expectValInInlineClass.kt")
             public void testExpectValInInlineClass() throws Exception {

compiler/testData/codegen/box/multiplatform/k2/expectAnnotationAsTypeAlias.kt

@@ -0,0 +1,24 @@
+// LANGUAGE: +MultiPlatformProjects
+// TARGET_BACKEND: JVM_IR
+// ISSUE: KT-63756
+
+// MODULE: common
+// FILE: Expect.kt
+expect annotation class Ignore
+
+// MODULE: main()()(common)
+// FILE: org/junit/Ignore.java
+
+package org.junit;
+
+public @interface Ignore {}
+
+// FILE: Actual.kt
+actual typealias Ignore = org.junit.Ignore
+
+@Ignore
+class Test {
+    fun ok() = "OK"
+}
+
+fun box() = Test().ok()