<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[Qt6.10.2 Source Compilation Error]]></title><description><![CDATA[<p dir="auto">Hello</p>
<p dir="auto">I'm having a problem building a C++ Qt GUI on windows with the <strong>Desktop Qt 6.10.2} MinGW 64-bit</strong> kit.</p>
<p dir="auto">When I include the <strong>QListWidgetItem</strong> class, I get the following build error in Qt's source code</p>
<pre><code>C:\Qt\6.10.2\mingw_64\include\QtCore\qabstractitemmodel.h:129: error: call of overloaded 'totally_ordered_wrapper(NULL)' is ambiguous
In file included from C:/Qt/6.10.2/mingw_64/include/QtWidgets/qabstractitemview.h:10,
                 from C:/Qt/6.10.2/mingw_64/include/QtWidgets/qlistview.h:9,
                 from C:/Qt/6.10.2/mingw_64/include/QtWidgets/qlistwidget.h:8,
                 from C:/Qt/6.10.2/mingw_64/include/QtWidgets/QListWidgetItem:1:
C:/Qt/6.10.2/mingw_64/include/QtCore/qabstractitemmodel.h: In constructor 'constexpr QModelIndex::QModelIndex()':
C:/Qt/6.10.2/mingw_64/include/QtCore/qabstractitemmodel.h:129:67: error: call of overloaded 'totally_ordered_wrapper(NULL)' is ambiguous
  129 |     constexpr inline QModelIndex() noexcept : r(-1), c(-1), i(0), m(nullptr) {}
</code></pre>
<p dir="auto">Any suggestions? Thanks in advance</p>
]]></description><link>https://forum.qt.io/topic/164245/qt6.10.2-source-compilation-error</link><generator>RSS for Node</generator><lastBuildDate>Tue, 04 Aug 2026 23:10:38 GMT</lastBuildDate><atom:link href="https://forum.qt.io/topic/164245.rss" rel="self" type="application/rss+xml"/><pubDate>Wed, 11 Feb 2026 19:26:22 GMT</pubDate><ttl>60</ttl><item><title><![CDATA[Reply to Qt6.10.2 Source Compilation Error on Wed, 11 Feb 2026 19:41:57 GMT]]></title><description><![CDATA[<p dir="auto">Hi, thanks for helping me</p>
<p dir="auto">I'm using the version that came bundled with my Qt installation.</p>
<p dir="auto">Looking at 'Qt/Tools/mingw1310_64/build-info.txt' it says "version : MinGW-W64-builds-5.0.0"</p>
]]></description><link>https://forum.qt.io/post/836173</link><guid isPermaLink="true">https://forum.qt.io/post/836173</guid><dc:creator><![CDATA[Oliver Marie]]></dc:creator><pubDate>Wed, 11 Feb 2026 19:41:57 GMT</pubDate></item><item><title><![CDATA[Reply to Qt6.10.2 Source Compilation Error on Wed, 11 Feb 2026 19:35:01 GMT]]></title><description><![CDATA[<p dir="auto">Hi and welcome to devnet,</p>
<p dir="auto">Which version of MinGW are you using ?<br />
How did you install it ?</p>
]]></description><link>https://forum.qt.io/post/836172</link><guid isPermaLink="true">https://forum.qt.io/post/836172</guid><dc:creator><![CDATA[SGaist]]></dc:creator><pubDate>Wed, 11 Feb 2026 19:35:01 GMT</pubDate></item></channel></rss>