File 0948-Spell-out-how-bit-strings-are-compared.patch of Package erlang

From 7cfb3d421479a0574228f91494b8f213ed1521ed Mon Sep 17 00:00:00 2001
From: Magnus Henoch <magnus.henoch@gmail.com>
Date: Thu, 25 Jun 2020 15:17:10 +0100
Subject: [PATCH] Spell out how bit strings are compared

The documentation already spells out how all other data types are
compared, so let's mention how bit strings are compared as well.
Also add two examples.
---
 system/doc/reference_manual/expressions.xml | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/system/doc/reference_manual/expressions.xml b/system/doc/reference_manual/expressions.xml
index fd8f71ed89..9747cc9a04 100644
--- a/system/doc/reference_manual/expressions.xml
+++ b/system/doc/reference_manual/expressions.xml
@@ -574,6 +574,8 @@ number &lt; atom &lt; reference &lt; fun &lt; port &lt; pid &lt; tuple &lt; map
     <p>Lists are compared element by element. Tuples are ordered by
       size, two tuples with the same size are compared element by
       element.</p>
+    <p>Bit strings are compared bit by bit. If one bit string is a
+      prefix of the other, the shorter bit string is considered smaller.</p>
     <p>Maps are ordered by size, two maps with the same size are compared by keys in
         ascending term order and then by values in key order.
         In maps key order integers types are considered less than floats types.
@@ -601,8 +603,13 @@ false
 false
 4> <input>#{c => 3} > #{a => 1, b => 2}.</input>
 false
-4> <input>#{a => 1, b => 2} == #{a => 1.0, b => 2.0}.</input>
-true</pre>
+5> <input>#{a => 1, b => 2} == #{a => 1.0, b => 2.0}.</input>
+true
+6> <input>&lt;&lt;2:2>> &lt; &lt;&lt;128>>.</input>
+true
+7> <input>&lt;&lt;3:2>> &lt; &lt;&lt;128>>.</input>
+false
+</pre>
   </section>
 
   <section>
-- 
2.26.2