$OpenBSD: patch-src_librustc_driver_target_features_rs,v 1.1 2017/12/04 17:31:49 landry Exp $
Declare "sse2" feature on amd64 to be always present.
See https://github.com/rust-lang/rust/issues/46181
Index: src/librustc_driver/target_features.rs
--- src/librustc_driver/target_features.rs.orig
+++ src/librustc_driver/target_features.rs
@@ -28,4 +28,7 @@ pub fn add_configuration(cfg: &mut ast::CrateConfig, s
     if sess.crt_static_feature() {
         cfg.insert((tf, Some(Symbol::intern("crt-static"))));
     }
+
+    #[cfg(all(target_os="openbsd", target_arch="x86_64"))]
+    cfg.insert((tf, Some(Symbol::intern("sse2"))));
 }
