[gcc r15-8635] gccrs: derive(Clone): Improve existing testcase

[Arthur Cohen via Gcc-cvs]

https://gcc.gnu.org/g:5ec40be008abda062c95daf61bce79bfb39055a5

commit r15-8635-g5ec40be008abda062c95daf61bce79bfb39055a5
Author: Arthur Cohen <arthur.co...@embecosm.com>
Date:   Thu Jan 2 11:00:21 2025 +0000

    gccrs: derive(Clone): Improve existing testcase
    
    gcc/testsuite/ChangeLog:
    
            * rust/compile/derive_macro4.rs: Mark Copy and Clone as lang items.

Diff:
---
 gcc/testsuite/rust/compile/derive_macro4.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/gcc/testsuite/rust/compile/derive_macro4.rs 
b/gcc/testsuite/rust/compile/derive_macro4.rs
index b20043ba927b..8bf1bcaf5f7b 100644
--- a/gcc/testsuite/rust/compile/derive_macro4.rs
+++ b/gcc/testsuite/rust/compile/derive_macro4.rs
@@ -1,7 +1,10 @@
 #[lang = "sized"]
 pub trait Sized {}
 
+#[lang = "copy"]
 pub trait Copy {}
+
+#[lang = "clone"]
 pub trait Clone {
     fn clone(&self) -> Self;
 }