diff --git a/src/test/codegen/internalize-closures.rs b/src/test/codegen/internalize-closures.rs new file mode 100644 index 00000000000..90aafd6a3bb --- /dev/null +++ b/src/test/codegen/internalize-closures.rs @@ -0,0 +1,20 @@ +// Copyright 2016 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +// compile-flags: -C no-prepopulate-passes + +pub fn main() { + + // We want to make sure that closures get 'internal' linkage instead of + // 'weak_odr' when they are not shared between codegen units + // CHECK: define internal {{.*}}_ZN20internalize_closures4main{{.*}}$u7b$$u7b$closure$u7d$$u7d$ + let c = |x:i32| { x + 1 }; + let _ = c(1); +}