From 32f0053e5b2d5887a5cf3ef0a0511b4a1b844470 Mon Sep 17 00:00:00 2001
From: Allan Sandfeld Jensen <allan.jensen@qt.io>
Date: Tue, 17 Nov 2020 13:04:24 +0100
Subject: [PATCH] Add uninitialized constructor to qfloat16

Change-Id: Ifc1fa97168927dac96e749b5dcb2a0a38b158b12
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
---
 src/corelib/global/qfloat16.cpp | 7 +++++++
 src/corelib/global/qfloat16.h   | 2 ++
 2 files changed, 9 insertions(+)

diff --git a/src/corelib/global/qfloat16.cpp b/src/corelib/global/qfloat16.cpp
index 7dd2f7b3313..9ef197b3a19 100644
--- a/src/corelib/global/qfloat16.cpp
+++ b/src/corelib/global/qfloat16.cpp
@@ -72,6 +72,13 @@ QT_BEGIN_NAMESPACE
     \since 5.9
 */
 
+/*!
+    \fn qfloat16::qfloat16(Qt::Initialization)
+    \since 6.1
+
+    Constructs a qfloat16 without initializing the value.
+*/
+
 /*!
     \fn bool qIsInf(qfloat16 f)
     \relates qfloat16
diff --git a/src/corelib/global/qfloat16.h b/src/corelib/global/qfloat16.h
index b589b68fff6..e9477d2ecec 100644
--- a/src/corelib/global/qfloat16.h
+++ b/src/corelib/global/qfloat16.h
@@ -43,6 +43,7 @@
 
 #include <QtCore/qglobal.h>
 #include <QtCore/qmetatype.h>
+#include <QtCore/qnamespace.h>
 #include <string.h>
 
 #if defined(QT_COMPILER_SUPPORTS_F16C) && defined(__AVX2__) && !defined(__F16C__)
@@ -76,6 +77,7 @@ class qfloat16
     };
 public:
     constexpr inline qfloat16() noexcept : b16(0) {}
+    explicit qfloat16(Qt::Initialization) noexcept { }
     inline qfloat16(float f) noexcept;
     inline operator float() const noexcept;