Avoid is_x86_feature_detected when not building for x86

core/src/validator.rs

@@ -750,6 +750,8 @@ fn report_target_features() {
         }
     );
 
+    #[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
+    {
         // Validator binaries built on a machine with AVX support will generate invalid opcodes
         // when run on machines without AVX causing a non-obvious process abort.  Instead detect
         // the mismatch and error cleanly.
@@ -762,6 +764,7 @@ fn report_target_features() {
                 process::exit(1);
             }
         }
+    }
 }
 
 // Get the activated stake percentage (based on the provided bank) that is visible in gossip