Fix filecheck for Objective-C targets

Merge-request: KT-MR-6854
Merged-by: Vladimir Sukharev <Vladimir.Sukharev@jetbrains.com>

kotlin-native/backend.native/tests/build.gradle

@@ -6232,8 +6232,8 @@ fileCheckTest("filecheck_kt49847_generic_receiver") {
 fileCheckTest("filecheck_kt53261_inline_unbox") {
     annotatedSource = project.file('filecheck/kt53261/kt53261_inline_unbox.kt')
     enabled = project.globalTestArgs.contains('-opt')
-    if (target.architecture == Architecture.ARM64) {
-        checkPrefix = "CHECK-ARM64"
+    if (isAppleTarget(project)) {
+        checkPrefix = "CHECK-APPLE"
     }
 }
 

kotlin-native/backend.native/tests/filecheck/kt53261/kt53261_inline_unbox.kt

@@ -30,5 +30,5 @@ fun main(arr: Array<String>) {
 // CHECK-NOT: {{call|invoke}} <4 x float> @"kfun:kotlin.native#<Vector128-unbox>
 // CHECK-NOT: {{call|invoke}} %struct.ObjHeader* @"kfun:kotlin#<Result-unbox>
 
-// On ARM64, generated functions IntToNSNumber and UIntToNSNumber may contain non-converted invocations of unbox functions.
-// CHECK-ARM64: IntToNSNumber
+// On APPLE targets, generated functions <T>ToNSNumber may contain non-converted invocations of unbox functions.
+// CHECK-APPLE: {{IntToNSNumber|LongToNSNumber|ByteToNSNumber|ShortToNSNumber|FloatToNSNumber|DoubleToNSNumber}}