1 files changed, 5 insertions, 5 deletions
diff --git a/src/gui/doc/snippets/rhioffscreen/main.cpp b/src/gui/doc/snippets/rhioffscreen/main.cpp
index b3fac4b520..c2c6f74dc1 100644
--- a/src/gui/doc/snippets/rhioffscreen/main.cpp
+++ b/src/gui/doc/snippets/rhioffscreen/main.cpp
@@ -11,15 +11,17 @@ int main(int argc, char **argv)
 {
     QGuiApplication app(argc, argv);
 
+#if QT_CONFIG(vulkan)
+    QVulkanInstance inst;
+#endif
     std::unique_ptr<QRhi> rhi;
 #if defined(Q_OS_WIN)
     QRhiD3D12InitParams params;
     rhi.reset(QRhi::create(QRhi::D3D12, &params));
-#elif defined(Q_OS_MACOS) || defined(Q_OS_IOS)
+#elif QT_CONFIG(metal)
     QRhiMetalInitParams params;
     rhi.reset(QRhi::create(QRhi::Metal, &params));
 #elif QT_CONFIG(vulkan)
-    QVulkanInstance inst;
     inst.setExtensions(QRhiVulkanInitParams::preferredInstanceExtensions());
     if (inst.create()) {
         QRhiVulkanInitParams params;
@@ -82,9 +84,7 @@ int main(int argc, char **argv)
     ps->setTargetBlends({ premulAlphaBlend });
     static auto getShader = [](const QString &name) {
         QFile f(name);
-        if (f.open(QIODevice::ReadOnly))
-            return QShader::fromSerialized(f.readAll());
-        return QShader();
+        return f.open(QIODevice::ReadOnly) ? QShader::fromSerialized(f.readAll()) : QShader();
     };
     ps->setShaderStages({
         { QRhiShaderStage::Vertex, getShader(QLatin1String("color.vert.qsb")) },