From 9befc43708534ddaa80820468a57012bd1a62ca5 Mon Sep 17 00:00:00 2001
From: eugeneswalker <38933153+eugeneswalker@users.noreply.github.com>
Date: Fri, 28 Aug 2020 11:31:43 -0700
Subject: [PATCH] binutils: add build dep: diffutils (provides `cmp`) (#18361)

---
 var/spack/repos/builtin/packages/binutils/package.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/var/spack/repos/builtin/packages/binutils/package.py b/var/spack/repos/builtin/packages/binutils/package.py
index 1c0330a4be1..3623d72c2b4 100644
--- a/var/spack/repos/builtin/packages/binutils/package.py
+++ b/var/spack/repos/builtin/packages/binutils/package.py
@@ -44,6 +44,7 @@ class Binutils(AutotoolsPackage, GNUMirrorPackage):
     patch('update_symbol-2.26.patch', when='@2.26')
 
     depends_on('zlib')
+    depends_on('diffutils', type='build')
     depends_on('gettext', when='+nls')
 
     # Prior to 2.30, gold did not distribute the generated files and