From fa96aac70266423ead2883326bbfe572132aa4a5 Mon Sep 17 00:00:00 2001
From: Folkert <folkert@folkertdev.nl>
Date: Sat, 20 Jul 2024 13:17:31 +0200
Subject: [PATCH] add `InstructionSetAttr::as_str` and make the type `Copy`

---
 compiler/rustc_attr/src/builtin.rs | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/compiler/rustc_attr/src/builtin.rs b/compiler/rustc_attr/src/builtin.rs
index 12a19ae5c3db9..0c4f97d893890 100644
--- a/compiler/rustc_attr/src/builtin.rs
+++ b/compiler/rustc_attr/src/builtin.rs
@@ -47,12 +47,21 @@ pub enum InlineAttr {
     Never,
 }
 
-#[derive(Clone, Encodable, Decodable, Debug, PartialEq, Eq, HashStable_Generic)]
+#[derive(Copy, Clone, Encodable, Decodable, Debug, PartialEq, Eq, HashStable_Generic)]
 pub enum InstructionSetAttr {
     ArmA32,
     ArmT32,
 }
 
+impl InstructionSetAttr {
+    pub fn as_str(self) -> &'static str {
+        match self {
+            Self::ArmA32 => sym::a32.as_str(),
+            Self::ArmT32 => sym::t32.as_str(),
+        }
+    }
+}
+
 #[derive(Clone, Encodable, Decodable, Debug, HashStable_Generic)]
 pub enum OptimizeAttr {
     None,