rustc_target: Rewrite sparc_unknown_linux_gnu spec to use TargetOptions

Author: glaubitz

compiler/rustc_target/src/spec/targets/sparc_unknown_linux_gnu.rs

@@ -1,13 +1,7 @@
+use crate::spec::{base, Cc, LinkerFlavor, Lld, Target, TargetOptions};
 use crate::abi::Endian;
-use crate::spec::{base, Cc, LinkerFlavor, Lld, Target};
 
 pub fn target() -> Target {
-    let mut base = base::linux_gnu::opts();
-    base.endian = Endian::Big;
-    base.cpu = "v9".into();
-    base.max_atomic_width = Some(32);
-    base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-mv8plus"]);
-
     Target {
         llvm_target: "sparc-unknown-linux-gnu".into(),
         metadata: crate::spec::TargetMetadata {
@@ -19,6 +13,12 @@ pub fn target() -> Target {
         pointer_width: 32,
         data_layout: "E-m:e-p:32:32-i64:64-f128:64-n32-S64".into(),
         arch: "sparc".into(),
-        options: base,
+        options: TargetOptions {
+            cpu: "v9".into(),
+            endian: Endian::Big,
+            late_link_args: TargetOptions::link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-mv8plus"]),
+            max_atomic_width: Some(32),
+            ..base::linux_gnu::opts()
+        },
     }
 }