1 files changed, 23 insertions, 0 deletions
diff --git a/src/test/ui/underscore-imports/shadow.rs b/src/test/ui/underscore-imports/shadow.rs
new file mode 100644
index 000000000..325f2001b
--- /dev/null
+++ b/src/test/ui/underscore-imports/shadow.rs
@@ -0,0 +1,23 @@
+// Check that underscore imports don't cause glob imports to be unshadowed
+
+mod a {
+    pub use std::ops::Deref as Shadow;
+}
+
+mod b {
+    pub use crate::a::*;
+    macro_rules! m {
+        ($i:ident) => { pub struct $i; }
+    }
+    m!(Shadow);
+}
+
+mod c {
+    use crate::b::Shadow as _; // Only imports the struct
+
+    fn f(x: &()) {
+        x.deref(); //~ ERROR no method named `deref` found
+    }
+}
+
+fn main() {}