inline_threshold deprecated and do nothing: make in untracked

Author: klensy

compiler/rustc_interface/src/tests.rs

@@ -582,6 +582,7 @@ fn test_codegen_options_tracking_hash() {
     untracked!(dlltool, Some(PathBuf::from("custom_dlltool.exe")));
     untracked!(extra_filename, String::from("extra-filename"));
     untracked!(incremental, Some(String::from("abc")));
+    untracked!(inline_threshold, Some(0xf007ba11));
     // `link_arg` is omitted because it just forwards to `link_args`.
     untracked!(link_args, vec![String::from("abc"), String::from("def")]);
     untracked!(link_self_contained, LinkSelfContained::on());
@@ -613,7 +614,6 @@ fn test_codegen_options_tracking_hash() {
     tracked!(embed_bitcode, false);
     tracked!(force_frame_pointers, FramePointer::Always);
     tracked!(force_unwind_tables, Some(true));
-    tracked!(inline_threshold, Some(0xf007ba11));
     tracked!(instrument_coverage, InstrumentCoverage::Yes);
     tracked!(link_dead_code, Some(true));
     tracked!(linker_plugin_lto, LinkerPluginLto::LinkerPluginAuto);

compiler/rustc_session/src/options.rs

@@ -1586,7 +1586,7 @@ options! {
     incremental: Option<String> = (None, parse_opt_string, [UNTRACKED],
         "enable incremental compilation"),
     #[rustc_lint_opt_deny_field_access("documented to do nothing")]
-    inline_threshold: Option<u32> = (None, parse_opt_number, [TRACKED],
+    inline_threshold: Option<u32> = (None, parse_opt_number, [UNTRACKED],
         "this option is deprecated and does nothing \
         (consider using `-Cllvm-args=--inline-threshold=...`)",
         deprecated_do_nothing: true),