From 0b4c2cccac30ebcd436e0cfd77b34019c40d4ce3 Mon Sep 17 00:00:00 2001
From: Michael Woerister <michaelwoerister@posteo>
Date: Fri, 8 Dec 2017 17:07:48 +0100
Subject: incr.comp.: Do less hashing per Span.

---
 src/librustc/ich/impls_syntax.rs | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/librustc/ich/impls_syntax.rs')

diff --git a/src/librustc/ich/impls_syntax.rs b/src/librustc/ich/impls_syntax.rs
index c25aa10eb1e..dfb90a5d27f 100644
--- a/src/librustc/ich/impls_syntax.rs
+++ b/src/librustc/ich/impls_syntax.rs
@@ -394,6 +394,8 @@ impl<'gcx> HashStable<StableHashingContext<'gcx>> for FileMap {
             // Do not hash the source as it is not encoded
             src: _,
             src_hash,
+            // The stable id is just a hash of other fields
+            stable_id: _,
             external_src: _,
             start_pos,
             end_pos: _,
-- 
cgit 1.4.1-3-g733a5