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