From 91882fddd4f13d6ccbc0da54ad482b9c3033149e Mon Sep 17 00:00:00 2001
From: Jeffrey Seyfried <jeffrey.seyfried@gmail.com>
Date: Tue, 3 Jan 2017 02:47:18 +0000
Subject: [PATCH] Don't `unused_qualifications`-check global paths.

---
 src/librustc_resolve/lib.rs                 | 2 +-
 src/test/compile-fail/lint-qualification.rs | 9 +++++----
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/librustc_resolve/lib.rs b/src/librustc_resolve/lib.rs
index 325fc11fdeb7e..4d25609bfd266 100644
--- a/src/librustc_resolve/lib.rs
+++ b/src/librustc_resolve/lib.rs
@@ -2314,7 +2314,7 @@ impl<'a> Resolver<'a> {
             _ => return None,
         };
 
-        if path.len() == 1 || result.base_def == Def::Err {
+        if path.len() == 1 || result.base_def == Def::Err || global {
             return Some(result);
         }
 
diff --git a/src/test/compile-fail/lint-qualification.rs b/src/test/compile-fail/lint-qualification.rs
index af9b21dadd1d0..57c2166565f96 100644
--- a/src/test/compile-fail/lint-qualification.rs
+++ b/src/test/compile-fail/lint-qualification.rs
@@ -21,8 +21,9 @@ fn main() {
 
     let _ = || -> Result<(), ()> { try!(Ok(())); Ok(()) }; // issue #37345
 
-    macro_rules! m {
-        () => { $crate::foo::bar(); }
-    }
-    m!(); // issue #37357
+    macro_rules! m { () => {
+        $crate::foo::bar(); // issue #37357
+        ::foo::bar(); // issue #38682
+    } }
+    m!();
 }