From 0a6a5c81ac8c853a8f026ab109965338ced4c3bb Mon Sep 17 00:00:00 2001
From: Chris Gregory <czipperz@gmail.com>
Date: Sat, 1 Jun 2019 19:05:18 -0500
Subject: [PATCH] Move debug statement into statement visitor

---
 src/librustc_mir/borrow_check/used_muts.rs | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/src/librustc_mir/borrow_check/used_muts.rs b/src/librustc_mir/borrow_check/used_muts.rs
index 828429a1808..b9accd40c39 100644
--- a/src/librustc_mir/borrow_check/used_muts.rs
+++ b/src/librustc_mir/borrow_check/used_muts.rs
@@ -60,11 +60,6 @@ fn remove_never_initialized_mut_locals(&mut self, into: &Place) {
         // they will either have been removed by unreachable code optimizations; or linted
         // as unused variables.
         if let Some(local) = into.base_local() {
-            debug!(
-                "visit_statement: statement={:?} local={:?} \
-                 never_initialized_mut_locals={:?}",
-                statement, local, self.never_initialized_mut_locals
-            );
             let _ = self.never_initialized_mut_locals.remove(&local);
         }
     }
@@ -95,6 +90,13 @@ fn visit_statement(
     ) {
         match &statement.kind {
             StatementKind::Assign(into, _) => {
+                if let Some(local) = into.base_local() {
+                    debug!(
+                        "visit_statement: statement={:?} local={:?} \
+                         never_initialized_mut_locals={:?}",
+                        statement, local, self.never_initialized_mut_locals
+                    );
+                }
                 self.remove_never_initialized_mut_locals(into);
             },
             _ => {},
-- 
2.44.0