1 use crate::spec::{LinkArgs, LinkerFlavor, RelroLevel, TargetOptions};
2 use std::default::Default;
4 pub fn opts() -> TargetOptions {
5 let mut args = LinkArgs::new();
9 // We want to be able to strip as much executable code as possible
10 // from the linker command line, and this flag indicates to the
11 // linker that it can avoid linking in dynamic libraries that don't
12 // actually satisfy any symbols up to that point (as with many other
13 // resolutions the linker does). This option only applies to all
14 // following libraries so we're sure to pass it as one of the first
16 "-Wl,--as-needed".to_string(),
17 // Always enable NX protection when it is available
18 "-Wl,-z,noexecstack".to_string(),
23 dynamic_linking: true,
25 target_family: Some("unix".to_string()),
29 position_independent_executables: true,
30 relro_level: RelroLevel::Full,
32 crt_static_default: true,
33 crt_static_respected: true,