Upgrade std::is_trivial::value to C++17 std::is_trivial_v

Since Qt 6 requires at least C++17, we can finally make use of some of
its goodness.

Change-Id: I56a318bc0b1b60d1e2b0186f335f8feda7622df4
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>
Reviewed-by: Andrei Golubev <andrei.golubev@qt.io>

2 files changed, 4 insertions, 4 deletions

diff --git a/src/qml/memory/qv4heap_p.h b/src/qml/memory/qv4heap_p.h
index 5fb14332ab..6556fcd2e4 100644
--- a/src/qml/memory/qv4heap_p.h
+++ b/src/qml/memory/qv4heap_p.h
@@ -89,7 +89,7 @@ private:
     Base *ptr;
 };
 typedef Pointer<char *, 0> V4PointerCheck;
-Q_STATIC_ASSERT(std::is_trivial< V4PointerCheck >::value);
+Q_STATIC_ASSERT(std::is_trivial_v<V4PointerCheck>);
 
 struct Q_QML_EXPORT Base {
     void *operator new(size_t) = delete;
@@ -168,7 +168,7 @@ struct Q_QML_EXPORT Base {
     Q_ALWAYS_INLINE void _setDestroyed() {}
 #endif
 };
-Q_STATIC_ASSERT(std::is_trivial< Base >::value);
+Q_STATIC_ASSERT(std::is_trivial_v<Base>);
 // This class needs to consist only of pointer sized members to allow
 // for a size/offset translation when cross-compiling between 32- and
 // 64-bit.
@@ -253,7 +253,7 @@ private:
     QtSharedPointer::ExternalRefCountData *d;
     QObject *qObject;
 };
-Q_STATIC_ASSERT(std::is_trivial< QV4QPointer<QObject> >::value);
+Q_STATIC_ASSERT(std::is_trivial_v<QV4QPointer<QObject>>);
 #endif
 
 }
diff --git a/src/qml/memory/qv4mm_p.h b/src/qml/memory/qv4mm_p.h
index 881f4fd19d..f87c6e4075 100644
--- a/src/qml/memory/qv4mm_p.h
+++ b/src/qml/memory/qv4mm_p.h
@@ -162,7 +162,7 @@ public:
     template<typename ManagedType>
     inline typename ManagedType::Data *allocManaged(std::size_t size, Heap::InternalClass *ic)
     {
-        Q_STATIC_ASSERT(std::is_trivial< typename ManagedType::Data >::value);
+        Q_STATIC_ASSERT(std::is_trivial_v<typename ManagedType::Data>);
         size = align(size);
         typename ManagedType::Data *d = static_cast<typename ManagedType::Data *>(allocData(size));
         d->internalClass.set(engine, ic);