rustc_llvm: fix linking on mingw.

Author: irinagpopa

src/librustc_llvm/build.rs

@@ -271,5 +271,6 @@ fn main() {
     if target.contains("windows-gnu") {
         println!("cargo:rustc-link-lib=static-nobundle=gcc_s");
         println!("cargo:rustc-link-lib=static-nobundle=pthread");
+        println!("cargo:rustc-link-lib=dylib=uuid");
     }
 }

src/librustc_llvm/lib.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(static_nobundle)]
+
 #![doc(html_logo_url = "https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
        html_favicon_url = "https://doc.rust-lang.org/favicon.ico",
        html_root_url = "https://doc.rust-lang.org/nightly/")]