rustc: async fn drop order lowering in HIR

[rust.git] / src / librustc / hir / intravisit.rs

diff --git a/src/librustc/hir/intravisit.rs b/src/librustc/hir/intravisit.rs
index 8000666044a1aeddeee0dcb9135456365d19cd17..9cf365addca9bb060e3a5c941d1c38d0c3230fd9 100644 (file)
--- a/src/librustc/hir/intravisit.rs
+++ b/src/librustc/hir/intravisit.rs
@@ -262,9 +262,6 @@ fn visit_arm(&mut self, a: &'v Arm) {
     fn visit_pat(&mut self, p: &'v Pat) {
         walk_pat(self, p)
     }
-    fn visit_argument_source(&mut self, s: &'v ArgSource) {
-        walk_argument_source(self, s)
-    }
     fn visit_anon_const(&mut self, c: &'v AnonConst) {
         walk_anon_const(self, c)
     }
@@ -402,17 +399,10 @@ pub fn walk_body<'v, V: Visitor<'v>>(visitor: &mut V, body: &'v Body) {
     for argument in &body.arguments {
         visitor.visit_id(argument.hir_id);
         visitor.visit_pat(&argument.pat);
-        visitor.visit_argument_source(&argument.source);
     }
     visitor.visit_expr(&body.value);
 }
 
-pub fn walk_argument_source<'v, V: Visitor<'v>>(visitor: &mut V, source: &'v ArgSource) {
-    if let ArgSource::AsyncFn(pat) = source {
-        visitor.visit_pat(pat);
-    }
-}
-
 pub fn walk_local<'v, V: Visitor<'v>>(visitor: &mut V, local: &'v Local) {
     // Intentionally visiting the expr first - the initialization expr
     // dominates the local's definition.