From 59d459d265d56bcfc4e6691bfc277a69b383da84 Mon Sep 17 00:00:00 2001
From: Christoph Michael Becker <cmb@php.net>
Date: Fri, 13 Mar 2020 17:37:34 +0000
Subject: [PATCH] Fix #74257: "namespace \X" does not work to declare a
 namespace

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@349407 c90b9560-bf6c-de11-be94-00142212c4b1
---
 language/namespaces.xml | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/language/namespaces.xml b/language/namespaces.xml
index 64090d3836..58c65ed608 100644
--- a/language/namespaces.xml
+++ b/language/namespaces.xml
@@ -130,6 +130,12 @@ function connect() { /* ... */ }
 ]]>
     </programlisting>
    </example>
+   <note>
+    <simpara>
+     Fully qualified names (i.e. names starting with a backslash) are not allowed in namespace
+     declarations, because such constructs are interpreted as relative namespace expressions.
+    </simpara>
+   </note>
    The only code construct allowed before a namespace declaration is the
    <literal>declare</literal> statement, for defining encoding of a source file.  In addition,
    no non-PHP code may precede a namespace declaration, including extra whitespace: