From 3ac920ffcd3a62fd0c1d5942c54629f430367d8f Mon Sep 17 00:00:00 2001
From: Dylan MacKenzie <ecstaticmorse@gmail.com>
Date: Tue, 11 Feb 2020 12:04:46 -0800
Subject: [PATCH] Use exhaustive matching

---
 src/librustc_mir/borrow_check/mod.rs | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/librustc_mir/borrow_check/mod.rs b/src/librustc_mir/borrow_check/mod.rs
index 95e21f34533..5bb7a3785c7 100644
--- a/src/librustc_mir/borrow_check/mod.rs
+++ b/src/librustc_mir/borrow_check/mod.rs
@@ -712,7 +712,16 @@ impl<'cx, 'tcx> dataflow::generic::ResultsVisitor<'cx, 'tcx> for MirBorrowckCtxt
                 }
             }
 
-            _ => {}
+            TerminatorKind::Abort
+            | TerminatorKind::Assert { .. }
+            | TerminatorKind::Call { .. }
+            | TerminatorKind::Drop { .. }
+            | TerminatorKind::DropAndReplace { .. }
+            | TerminatorKind::FalseEdges { real_target: _, imaginary_target: _ }
+            | TerminatorKind::FalseUnwind { real_target: _, unwind: _ }
+            | TerminatorKind::Goto { .. }
+            | TerminatorKind::SwitchInt { .. }
+            | TerminatorKind::Unreachable => {}
         }
     }
 }