Stop sorting bodies by span.

The definition order is already close to the span order, and only differs
in corner cases.

1 files changed, 0 insertions, 10 deletions

diff --git a/compiler/rustc_ast_lowering/src/lib.rs b/compiler/rustc_ast_lowering/src/lib.rs
index deb7e742e5c..196d48faf51 100644
--- a/compiler/rustc_ast_lowering/src/lib.rs
+++ b/compiler/rustc_ast_lowering/src/lib.rs
@@ -516,7 +516,6 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
         self.owners.ensure_contains_elem(CRATE_DEF_ID, || None);
         self.owners[CRATE_DEF_ID] = Some(hir::OwnerNode::Crate(module));
 
-        let body_ids = body_ids(&self.bodies);
         let proc_macros =
             c.proc_macros.iter().map(|id| self.node_id_to_hir_id[*id].unwrap()).collect();
 
@@ -552,7 +551,6 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
         let krate = hir::Crate {
             owners: self.owners,
             bodies: self.bodies,
-            body_ids,
             trait_impls: self.trait_impls,
             modules: self.modules,
             proc_macros,
@@ -2771,14 +2769,6 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
     }
 }
 
-fn body_ids(bodies: &BTreeMap<hir::BodyId, hir::Body<'_>>) -> Vec<hir::BodyId> {
-    // Sorting by span ensures that we get things in order within a
-    // file, and also puts the files in a sensible order.
-    let mut body_ids: Vec<_> = bodies.keys().cloned().collect();
-    body_ids.sort_by_key(|b| bodies[b].value.span);
-    body_ids
-}
-
 /// Helper struct for delayed construction of GenericArgs.
 struct GenericArgsCtor<'hir> {
     args: SmallVec<[hir::GenericArg<'hir>; 4]>,