From c1ad580dca676d698277796f77522f07f1c24f28 Mon Sep 17 00:00:00 2001
From: Ahmad Samir <a.samirh78@gmail.com>
Date: Fri, 7 Jul 2023 19:28:50 +0300
Subject: [PATCH] qcompilerdetection.h: check __cplusplus is defined before
 using it

Change-Id: I6f6daabcaf393ffa855461b4cd93863723751343
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
(cherry picked from commit 644bd3367c342bc55f2cd612af7c0df7b3ddc12a)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
---
 src/corelib/global/qcompilerdetection.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/corelib/global/qcompilerdetection.h b/src/corelib/global/qcompilerdetection.h
index e733b80a9ba..5525be28a5f 100644
--- a/src/corelib/global/qcompilerdetection.h
+++ b/src/corelib/global/qcompilerdetection.h
@@ -1376,7 +1376,7 @@ QT_WARNING_DISABLE_MSVC(4530) /* C++ exception handler used, but unwind semantic
 #  endif
 #endif
 
-#if __cplusplus >= 202002L // P0846 doesn't have a feature macro :/
+#if defined(__cplusplus) && __cplusplus >= 202002L // P0846 doesn't have a feature macro :/
 #  define QT_COMPILER_HAS_P0846
 #endif