[ObjCExport] Fix property setter

KT-64953: Required part for enum translation

native/objcexport-header-generator/testData/headers/propertyWithObjCNameAnnotation/!propertyWithObjCNameAnnotation.h

@@ -0,0 +1,29 @@
+#import <Foundation/NSArray.h>
+#import <Foundation/NSDictionary.h>
+#import <Foundation/NSError.h>
+#import <Foundation/NSObject.h>
+#import <Foundation/NSSet.h>
+#import <Foundation/NSString.h>
+#import <Foundation/NSValue.h>
+
+NS_ASSUME_NONNULL_BEGIN
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wunknown-warning-option"
+#pragma clang diagnostic ignored "-Wincompatible-property-type"
+#pragma clang diagnostic ignored "-Wnullability"
+
+#pragma push_macro("_Nullable_result")
+#if !__has_feature(nullability_nullable_result)
+#undef _Nullable_result
+#define _Nullable_result _Nullable
+#endif
+
+__attribute__((objc_subclassing_restricted))
+@interface FooKt : Base
+@property (class, readonly) int32_t objcValName __attribute__((swift_name("swiftValName")));
+@property (class) int32_t objcVaRName __attribute__((swift_name("swiftVaRName")));
+@end
+
+#pragma pop_macro("_Nullable_result")
+#pragma clang diagnostic pop
+NS_ASSUME_NONNULL_END

native/objcexport-header-generator/testData/headers/propertyWithObjCNameAnnotation/Foo.kt

@@ -0,0 +1,9 @@
+@file:OptIn(ExperimentalObjCName::class)
+
+import kotlin.experimental.ExperimentalObjCName
+
+@kotlin.native.ObjCName("objcValName", "swiftValName")
+val valProperty = 42
+
+@kotlin.native.ObjCName("objcVaRName", "swiftVaRName")
+var varProperty = 42