Tweak misc checking 1

Author: Zoxc

src/librustc_interface/passes.rs

@@ -783,13 +783,24 @@ fn analysis(tcx: TyCtxt<'_>, cnum: CrateNum) -> Result<()> {
                 sess.time("looking_for_derive_registrar", || proc_macro_decls::find(tcx));
             },
             {
+                tcx.get_lang_items(LOCAL_CRATE);
+
+                let _timer = tcx.sess.timer("misc_module_passes");
                 par_for_each(&tcx.hir().krate().modules, |(&module, _)| {
                     let local_def_id = tcx.hir().local_def_id(module);
                     tcx.ensure().check_mod_loops(local_def_id);
                     tcx.ensure().check_mod_attrs(local_def_id);
-                    tcx.ensure().check_mod_unstable_api_usage(local_def_id);
                     tcx.ensure().check_mod_const_bodies(local_def_id);
                 });
+            },
+            {
+                tcx.stability_index(LOCAL_CRATE);
+
+                let _timer = tcx.sess.timer("check_unstable_api_usage");
+                par_for_each(&tcx.hir().krate().modules, |(&module, _)| {
+                    let local_def_id = tcx.hir().local_def_id(module);
+                    tcx.ensure().check_mod_unstable_api_usage(local_def_id);
+                });
             }
         );
     });

src/test/ui/consts/min_const_fn/allow_const_fn_ptr_feature_gate.rs

@@ -7,5 +7,6 @@ const fn error(_: fn()) {}
 #[rustc_allow_const_fn_ptr]
 //~^ ERROR internal implementation detail
 const fn compiles(_: fn()) {}
+//~^ ERROR rustc_promotable and rustc_allow_const_fn_ptr attributes must be paired
 
 fn main() {}

src/test/ui/consts/min_const_fn/allow_const_fn_ptr_feature_gate.stderr

@@ -7,6 +7,12 @@ LL | #[rustc_allow_const_fn_ptr]
    = note: for more information, see https://github.com/rust-lang/rust/issues/29642
    = help: add `#![feature(rustc_attrs)]` to the crate attributes to enable
 
-error: aborting due to previous error
+error[E0717]: rustc_promotable and rustc_allow_const_fn_ptr attributes must be paired with either a rustc_const_unstable or a rustc_const_stable attribute
+  --> $DIR/allow_const_fn_ptr_feature_gate.rs:9:1
+   |
+LL | const fn compiles(_: fn()) {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error: aborting due to 2 previous errors
 
 For more information about this error, try `rustc --explain E0658`.