diff options
Diffstat (limited to 'src/test/ui/run-pass/statics/static-function-pointer.rs')
| -rw-r--r-- | src/test/ui/run-pass/statics/static-function-pointer.rs | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/test/ui/run-pass/statics/static-function-pointer.rs b/src/test/ui/run-pass/statics/static-function-pointer.rs new file mode 100644 index 00000000000..be297524309 --- /dev/null +++ b/src/test/ui/run-pass/statics/static-function-pointer.rs @@ -0,0 +1,25 @@ +// Copyright 2013 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. + + +fn f(x: isize) -> isize { x } +fn g(x: isize) -> isize { 2 * x } + +static F: fn(isize) -> isize = f; +static mut G: fn(isize) -> isize = f; + +pub fn main() { + assert_eq!(F(42), 42); + unsafe { + assert_eq!(G(42), 42); + G = g; + assert_eq!(G(42), 84); + } +} |
