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1a4d82fc JJ |
1 | // Copyright 2014 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 | use target::TargetOptions; | |
12 | use std::default::Default; | |
13 | ||
14 | pub fn opts() -> TargetOptions { | |
15 | TargetOptions { | |
1a4d82fc JJ |
16 | dynamic_linking: true, |
17 | executables: true, | |
18 | morestack: true, | |
19 | linker_is_gnu: true, | |
20 | has_rpath: true, | |
d9579d0f AL |
21 | pre_link_args: vec![ |
22 | // We want to be able to strip as much executable code as possible | |
23 | // from the linker command line, and this flag indicates to the | |
24 | // linker that it can avoid linking in dynamic libraries that don't | |
25 | // actually satisfy any symbols up to that point (as with many other | |
26 | // resolutions the linker does). This option only applies to all | |
27 | // following libraries so we're sure to pass it as one of the first | |
28 | // arguments. | |
1a4d82fc | 29 | "-Wl,--as-needed".to_string(), |
d9579d0f | 30 | ], |
1a4d82fc | 31 | position_independent_executables: true, |
c1a9b12d | 32 | archive_format: "gnu".to_string(), |
1a4d82fc JJ |
33 | .. Default::default() |
34 | } | |
35 | } |