$OpenBSD: patch-src_libcompiler_builtins_build_rs,v 1.1 2018/01/27 09:22:00 landry Exp $
Use local compiler_rt
Index: src/libcompiler_builtins/build.rs
--- src/libcompiler_builtins/build.rs.orig
+++ src/libcompiler_builtins/build.rs
@@ -12,6 +12,12 @@ fn main() {
         return;
     }
 
+    if target.contains("openbsd") {
+        println!("cargo:rustc-link-search=native=/usr/lib");
+        println!("cargo:rustc-link-lib=static=compiler_rt");
+        return;
+    }
+
     // Forcibly enable memory intrinsics on wasm32 as we don't have a libc to
     // provide them.
     if target.contains("wasm32") {
