Remove Span from hir::CrateItem.

Author: cjgillot

compiler/rustc_ast_lowering/src/lib.rs

@@ -599,7 +599,7 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
         self.spans.push_owner(Idx::new(self.resolver.definitions().def_index_count() - 1));
 
         hir::Crate {
-            item: hir::CrateItem { module, attrs, span: c.span },
+            item: hir::CrateItem { module, attrs },
             exported_macros: self.arena.alloc_from_iter(self.exported_macros),
             non_exported_macro_attrs: self.arena.alloc_from_iter(self.non_exported_macro_attrs),
             items: self.items,

compiler/rustc_hir/src/hir.rs

@@ -580,7 +580,6 @@ pub struct ModuleItems {
 pub struct CrateItem<'hir> {
     pub module: Mod<'hir>,
     pub attrs: &'hir [Attribute],
-    pub span: Span,
 }
 
 /// The top-level data structure that stores the entire contents of

compiler/rustc_lint/src/builtin.rs

@@ -517,7 +517,14 @@ impl<'tcx> LateLintPass<'tcx> for MissingDoc {
     }
 
     fn check_crate(&mut self, cx: &LateContext<'_>, krate: &hir::Crate<'_>) {
-        self.check_missing_docs_attrs(cx, None, &krate.item.attrs, krate.item.span, "the", "crate");
+        self.check_missing_docs_attrs(
+            cx,
+            None,
+            &krate.item.attrs,
+            cx.tcx.hir().span(hir::CRATE_HIR_ID),
+            "the",
+            "crate",
+        );
 
         for macro_def in krate.exported_macros {
             let has_doc = macro_def.attrs.iter().any(|a| has_doc(cx.sess(), a));

compiler/rustc_passes/src/entry.rs

@@ -2,7 +2,7 @@ use rustc_ast::entry::EntryPointType;
 use rustc_errors::struct_span_err;
 use rustc_hir::def_id::{CrateNum, LocalDefId, CRATE_DEF_INDEX, LOCAL_CRATE};
 use rustc_hir::itemlikevisit::ItemLikeVisitor;
-use rustc_hir::{ForeignItem, HirId, ImplItem, Item, ItemKind, TraitItem};
+use rustc_hir::{ForeignItem, HirId, ImplItem, Item, ItemKind, TraitItem, CRATE_HIR_ID};
 use rustc_middle::hir::map::Map;
 use rustc_middle::ty::query::Providers;
 use rustc_middle::ty::TyCtxt;
@@ -170,7 +170,7 @@ fn configure_main(
 }
 
 fn no_main_err(tcx: TyCtxt<'_>, visitor: &EntryContext<'_, '_>) {
-    let sp = tcx.hir().krate().item.span;
+    let sp = tcx.hir().span(CRATE_HIR_ID);
     if *tcx.sess.parse_sess.reached_eof.borrow() {
         // There's an unclosed brace that made the parser reach `Eof`, we shouldn't complain about
         // the missing `fn main()` then as it might have been hidden inside an unclosed block.

compiler/rustc_passes/src/stability.rs

@@ -621,7 +621,7 @@ fn new_index(tcx: TyCtxt<'tcx>) -> Index<'tcx> {
         annotator.annotate(
             hir::CRATE_HIR_ID,
             &krate.item.attrs,
-            krate.item.span,
+            tcx.hir().span(hir::CRATE_HIR_ID),
             AnnotationKind::Required,
             InheritDeprecation::Yes,
             |v| intravisit::walk_crate(v, krate),
@@ -824,7 +824,7 @@ pub fn check_unused_or_stable_features(tcx: TyCtxt<'_>) {
     if tcx.stability().staged_api[&LOCAL_CRATE] {
         let krate = tcx.hir().krate();
         let mut missing = MissingStabilityAnnotations { tcx, access_levels };
-        missing.check_missing_stability(hir::CRATE_HIR_ID, krate.item.span);
+        missing.check_missing_stability(hir::CRATE_HIR_ID, tcx.hir().span(hir::CRATE_HIR_ID));
         intravisit::walk_crate(&mut missing, krate);
         krate.visit_all_item_likes(&mut missing.as_deep_visitor());
     }

src/librustdoc/doctest.rs

@@ -136,7 +136,7 @@ crate fn run(options: Options) -> Result<(), ErrorReported> {
                     "".to_string(),
                     &krate.item.attrs,
                     CRATE_HIR_ID,
-                    krate.item.span,
+                    tcx.hir().span(CRATE_HIR_ID),
                     |this| {
                         intravisit::walk_crate(this, krate);
                     },

src/librustdoc/visit_ast.rs

@@ -62,7 +62,7 @@ impl<'a, 'tcx> RustdocVisitor<'a, 'tcx> {
 
     crate fn visit(mut self, krate: &'tcx hir::Crate<'_>) -> Module<'tcx> {
         let mut module = self.visit_mod_contents(
-            krate.item.span,
+            self.cx.tcx.hir().span(hir::CRATE_HIR_ID),
             &Spanned { span: rustc_span::DUMMY_SP, node: hir::VisibilityKind::Public },
             hir::CRATE_HIR_ID,
             &krate.item.module,

src/tools/clippy/clippy_lints/src/missing_doc.rs

@@ -127,7 +127,7 @@ impl<'tcx> LateLintPass<'tcx> for MissingDoc {
     }
 
     fn check_crate(&mut self, cx: &LateContext<'tcx>, krate: &'tcx hir::Crate<'_>) {
-        self.check_missing_docs_attrs(cx, &krate.item.attrs, krate.item.span, "the", "crate");
+        self.check_missing_docs_attrs(cx, &krate.item.attrs, cx.tcx.hir().span(hir::CRATE_HIR_ID), "the", "crate");
     }
 
     fn check_item(&mut self, cx: &LateContext<'tcx>, it: &'tcx hir::Item<'_>) {