From cf8eb7700b79a6eb638eb58964fd2ffb4650f2ad Mon Sep 17 00:00:00 2001
From: Trent Nelson <trent@solana.com>
Date: Wed, 13 May 2020 13:19:22 -0600
Subject: [PATCH] Add AVX2 runtime checks (#10033)

automerge
---
 core/src/validator.rs | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/core/src/validator.rs b/core/src/validator.rs
index 8776a06c59..371a5f7b75 100644
--- a/core/src/validator.rs
+++ b/core/src/validator.rs
@@ -767,6 +767,15 @@ fn report_target_features() {
                 process::exit(1);
             }
         }
+        #[target_feature(enable = "avx2")]
+        {
+            if is_x86_feature_detected!("avx2") {
+                info!("AVX2 detected");
+            } else {
+                error!("Your machine does not have AVX2 support, please rebuild from source on your machine");
+                process::exit(1);
+            }
+        }
     }
 }