From dbd48944b714676902ef60a8f89123719ab35b2e Mon Sep 17 00:00:00 2001
From: Chris Copeland <chris@chrisnc.net>
Date: Sat, 25 Jul 2026 02:40:30 -0700
Subject: [PATCH] Remove sve2 from the ImpliedFeatures of AArch64 v9a.

LLVM v19.1.0 updated v9a to remove sve2 from its implications:
https://github.com/llvm/llvm-project/pull/96007
---
 compiler/rustc_target/src/target_features.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compiler/rustc_target/src/target_features.rs b/compiler/rustc_target/src/target_features.rs
index fc25849b2d602..a51b8bdb9a97b 100644
--- a/compiler/rustc_target/src/target_features.rs
+++ b/compiler/rustc_target/src/target_features.rs
@@ -400,7 +400,7 @@ static AARCH64_FEATURES: &[(&str, Stability, ImpliedFeatures)] = &[
     ("v9.3a", Unstable(sym::aarch64_ver_target_feature), &["v9.2a", "v8.8a"]),
     ("v9.4a", Unstable(sym::aarch64_ver_target_feature), &["v9.3a", "v8.9a"]),
     ("v9.5a", Unstable(sym::aarch64_ver_target_feature), &["v9.4a"]),
-    ("v9a", Unstable(sym::aarch64_ver_target_feature), &["v8.5a", "sve2"]),
+    ("v9a", Unstable(sym::aarch64_ver_target_feature), &["v8.5a"]),
     // FEAT_VHE
     ("vh", Stable, &[]),
     // FEAT_WFxT