[DOC-CVS] [doc-en] master: Add GMP as an example of internal object overloading bool cast (#5459)

Author: David CARLIER (devnexen)
Committer: GitHub (web-flow)
Pusher: TimWolla
Date: 2026-04-03T21:13:38+02:00

Commit: https://github.com/php/doc-en/commit/fee54c7c435a1664a7a8b0e7b7de7cec4a084c45
Raw diff: https://github.com/php/doc-en/commit/fee54c7c435a1664a7a8b0e7b7de7cec4a084c45.diff

Add GMP as an example of internal object overloading bool cast (#5459)

* Add GMP as an example of internal object overloading bool cast

* Use classname tag for GMP instead of link

Changed paths:
  M  language/types/boolean.xml


Diff:

diff --git a/language/types/boolean.xml b/language/types/boolean.xml
index 0b196a2f4396..2ca481eb3834 100644
--- a/language/types/boolean.xml
+++ b/language/types/boolean.xml
@@ -114,7 +114,9 @@ if ($show_separators) {
     <simpara>
      Internal objects that overload their casting behaviour to bool.
      For example: <link linkend="ref.simplexml">SimpleXML</link> objects
-     created from empty elements without attributes.
+     created from empty elements without attributes, or
+     <classname>GMP</classname> objects representing the value
+     <literal>0</literal>.
     </simpara>
    </listitem>
   </itemizedlist>