Auto merge of #53815 - F001:if-let-guard, r=petrochenkov

[rust.git] / src / librustc_save_analysis / dump_visitor.rs

diff --git a/src/librustc_save_analysis/dump_visitor.rs b/src/librustc_save_analysis/dump_visitor.rs
index dc9310cdcdaa40990e0cf71db31a6b41896ef0a1..58665b808d98898869ad71570ff6878063599ed7 100644 (file)
--- a/src/librustc_save_analysis/dump_visitor.rs
+++ b/src/librustc_save_analysis/dump_visitor.rs
@@ -91,7 +91,7 @@ pub struct DumpVisitor<'l, 'tcx: 'l, 'll, O: DumpOutput + 'll> {
     // of macro use (callsite) spans. We store these to ensure
     // we only write one macro def per unique macro definition, and
     // one macro use per unique callsite span.
-    // mac_defs: HashSet<Span>,
+    // mac_defs: FxHashSet<Span>,
     macro_calls: FxHashSet<Span>,
 }
 
@@ -107,7 +107,7 @@ pub fn new(
             dumper,
             span: span_utils.clone(),
             cur_scope: CRATE_NODE_ID,
-            // mac_defs: HashSet::new(),
+            // mac_defs: FxHashSet::default(),
             macro_calls: FxHashSet(),
         }
     }
@@ -1663,7 +1663,10 @@ fn visit_pat(&mut self, p: &'l ast::Pat) {
 
     fn visit_arm(&mut self, arm: &'l ast::Arm) {
         self.process_var_decl_multi(&arm.pats);
-        walk_list!(self, visit_expr, &arm.guard);
+        match arm.guard {
+            Some(ast::Guard::If(ref expr)) => self.visit_expr(expr),
+            _ => {}
+        }
         self.visit_expr(&arm.body);
     }