From 6ca2ad584459b62e444e726af6ec958c31c77c1d Mon Sep 17 00:00:00 2001
From: Oliver Scherer <github35764891676564198441@oli-obk.de>
Date: Wed, 12 Dec 2018 13:09:36 +0100
Subject: [PATCH] Correct documentation about `FakeRead`

---
 src/librustc/mir/mod.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/librustc/mir/mod.rs b/src/librustc/mir/mod.rs
index faecb7013b4..7b158c3958d 100644
--- a/src/librustc/mir/mod.rs
+++ b/src/librustc/mir/mod.rs
@@ -1760,7 +1760,8 @@ pub enum StatementKind<'tcx> {
     /// kind of pattern it comes from. This is in order to adapt potential
     /// error messages to these specific patterns.
     ///
-    /// Note that this also is emitted for regular `let` bindings to aid destructuring diagnostics
+    /// Note that this also is emitted for regular `let` bindings to ensure that locals that are
+    /// never accessed still get some sanity checks for e.g. `let x: ! = ..;`
     FakeRead(FakeReadCause, Place<'tcx>),
 
     /// Write the discriminant for a variant to the enum Place.