make tests/codegen-llvm/darwin-objc.rs no_core so we can test more targets

Author: jbatez

tests/codegen-llvm/darwin-objc.rs

@@ -1,43 +1,53 @@
 // ignore-tidy-linelength
-// //@ revisions: i686_apple_darwin
-// //@ [i686_apple_darwin] compile-flags: --target i686-apple-darwin
-// //@ [i686_apple_darwin] needs-llvm-components: x86
+//@ add-core-stubs
+//@ revisions: i686_apple_darwin
+//@ [i686_apple_darwin] compile-flags: --target i686-apple-darwin
+//@ [i686_apple_darwin] needs-llvm-components: x86
 //@ revisions: x86_64_apple_darwin
 //@ [x86_64_apple_darwin] compile-flags: --target x86_64-apple-darwin
 //@ [x86_64_apple_darwin] needs-llvm-components: x86
 //@ revisions: aarch64_apple_darwin
 //@ [aarch64_apple_darwin] compile-flags: --target aarch64-apple-darwin
 //@ [aarch64_apple_darwin] needs-llvm-components: aarch64
-// //@ revisions: i386_apple_ios
-// //@ [i386_apple_ios] compile-flags: --target i386-apple-ios
-// //@ [i386_apple_ios] needs-llvm-components: x86
-// //@ revisions: x86_64_apple_ios
-// //@ [x86_64_apple_ios] compile-flags: --target x86_64-apple-ios
-// //@ [x86_64_apple_ios] needs-llvm-components: x86
-// //@ revisions: armv7s_apple_ios
-// //@ [armv7s_apple_ios] compile-flags: --target armv7s-apple-ios
-// //@ [armv7s_apple_ios] needs-llvm-components: arm
-// //@ revisions: aarch64_apple_ios
-// //@ [aarch64_apple_ios] compile-flags: --target aarch64-apple-ios
-// //@ [aarch64_apple_ios] needs-llvm-components: aarch64
-// //@ revisions: aarch64_apple_ios_sim
-// //@ [aarch64_apple_ios_sim] compile-flags: --target aarch64-apple-ios-sim
-// //@ [aarch64_apple_ios_sim] needs-llvm-components: aarch64
+//@ revisions: i386_apple_ios
+//@ [i386_apple_ios] compile-flags: --target i386-apple-ios
+//@ [i386_apple_ios] needs-llvm-components: x86
+//@ revisions: x86_64_apple_ios
+//@ [x86_64_apple_ios] compile-flags: --target x86_64-apple-ios
+//@ [x86_64_apple_ios] needs-llvm-components: x86
+//@ revisions: armv7s_apple_ios
+//@ [armv7s_apple_ios] compile-flags: --target armv7s-apple-ios
+//@ [armv7s_apple_ios] needs-llvm-components: arm
+//@ revisions: aarch64_apple_ios
+//@ [aarch64_apple_ios] compile-flags: --target aarch64-apple-ios
+//@ [aarch64_apple_ios] needs-llvm-components: aarch64
+//@ revisions: aarch64_apple_ios_sim
+//@ [aarch64_apple_ios_sim] compile-flags: --target aarch64-apple-ios-sim
+//@ [aarch64_apple_ios_sim] needs-llvm-components: aarch64
 
 #![crate_type = "lib"]
-#![feature(darwin_objc)]
-#![no_std]
+#![feature(no_core, lang_items, rustc_attrs)]
+#![no_core]
 
-use core::os::darwin::objc;
+extern crate minicore;
+use minicore::*;
 
 #[no_mangle]
-pub fn get_class() -> objc::Class {
-    objc::class!("MyClass")
+pub fn get_class() -> *mut () {
+    unsafe extern "C" {
+        #[rustc_objc_class = "MyClass"]
+        safe static VAL: *mut ();
+    }
+    VAL
 }
 
 #[no_mangle]
-pub fn get_selector() -> objc::SEL {
-    objc::selector!("myMethod")
+pub fn get_selector() -> *mut () {
+    unsafe extern "C" {
+        #[rustc_objc_selector = "myMethod"]
+        safe static VAL: *mut ();
+    }
+    VAL
 }
 
 // i686_apple_darwin: %struct._objc_module = type { i32, i32, ptr, ptr }