src/test/ui/feature-gate-link_llvm_intrinsics.rs

   1 // Copyright 2015 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 extern {
  12     #[link_name = "llvm.sqrt.f32"]
  13     fn sqrt(x: f32) -> f32;
  14     //~^ ERROR linking to LLVM intrinsics is experimental
  15 }
  16
  17 fn main(){
  18 }