From 4f8e1bf151d35a7265464414be17a3e44c312376 Mon Sep 17 00:00:00 2001
From: Giuseppe D'Angelo <giuseppe.dangelo@kdab.com>
Date: Fri, 17 Jan 2025 16:28:08 +0100
Subject: [PATCH] QTestLog: use the right preprocessor test for C++ features

Use ifdef, not if, otherwise we trigger -Wundef if the feature
is unsupported.

Pick-to: 6.8
Task-number: QTBUG-132900
Change-Id: I8a779da59bf2c7add14ace6405faf19b7ca48c28
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
(cherry picked from commit f04dfa8666662ddefa52a0bd1c8a60be361e4c00)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
---
 src/testlib/qtestlog.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/testlib/qtestlog.cpp b/src/testlib/qtestlog.cpp
index 46535b5d2df..9ae0728fc47 100644
--- a/src/testlib/qtestlog.cpp
+++ b/src/testlib/qtestlog.cpp
@@ -113,7 +113,7 @@ public:
     }
 
 private:
-#if __cpp_lib_atomic_shared_ptr
+#ifdef __cpp_lib_atomic_shared_ptr
     SharedLoggersContainer load() const { return loggers.load(std::memory_order_relaxed); }
     void store(SharedLoggersContainer newLoggers)
     {