Temporary header file '/tmp/nWkGPiHZEu/dump1.h' with the following content will be compiled to create GCC translation unit dump:

  // add defines
  #define __STDC_VERSION__ 201710L
#define _TIME_BITS 64
#define _FILE_OFFSET_BITS 64
#define _GXX_NULLPTR_T
#define CLUTTER_ENABLE_COMPOSITOR_API 1
#define _REGEX_NELTS(n)
#define _Atomic
#define PACKED
#ifdef __cplusplus
// C17 compat layer
#define _Alignof(type) alignof(type)
#endif
#define getaddrinfo_a(a,b,c,d)

  // add includes
  #include "/usr/include/qcoro5/qcoro/concepts_p.h"
  #include "/usr/include/qcoro5/qcoro/config.h"
  #include "/usr/include/qcoro5/qcoro/coroutine.h"
  #include "/usr/include/qcoro5/qcoro/macros_p.h"
  #include "/usr/include/qcoro5/qcoro/qcoro.h"
  #include "/usr/include/qcoro5/qcoro/qcoroabstractsocket.h"
  #include "/usr/include/qcoro5/qcoro/qcoroasyncgenerator.h"
  #include "/usr/include/qcoro5/qcoro/qcorocore.h"
  #include "/usr/include/qcoro5/qcoro/qcorocore_export.h"
  #include "/usr/include/qcoro5/qcoro/qcorodbus.h"
  #include "/usr/include/qcoro5/qcoro/qcorodbus_export.h"
  #include "/usr/include/qcoro5/qcoro/qcorodbuspendingcall.h"
  #include "/usr/include/qcoro5/qcoro/qcorodbuspendingreply.h"
  #include "/usr/include/qcoro5/qcoro/qcorofuture.h"
  #include "/usr/include/qcoro5/qcoro/qcorofwd.h"
  #include "/usr/include/qcoro5/qcoro/qcorogenerator.h"
  #include "/usr/include/qcoro5/qcoro/qcoroimageprovider.h"
  #include "/usr/include/qcoro5/qcoro/qcoroiodevice.h"
  #include "/usr/include/qcoro5/qcoro/qcorolocalsocket.h"
  #include "/usr/include/qcoro5/qcoro/qcoronetwork.h"
  #include "/usr/include/qcoro5/qcoro/qcoronetwork_export.h"
  #include "/usr/include/qcoro5/qcoro/qcoronetworkreply.h"
  #include "/usr/include/qcoro5/qcoro/qcoroprocess.h"
  #include "/usr/include/qcoro5/qcoro/qcoroqml.h"
  #include "/usr/include/qcoro5/qcoro/qcoroqml_export.h"
  #include "/usr/include/qcoro5/qcoro/qcoroqmltask.h"
  #include "/usr/include/qcoro5/qcoro/qcoroquick_export.h"
  #include "/usr/include/qcoro5/qcoro/qcorosignal.h"
  #include "/usr/include/qcoro5/qcoro/qcorotask.h"
  #include "/usr/include/qcoro5/qcoro/qcorotcpserver.h"
  #include "/usr/include/qcoro5/qcoro/qcorothread.h"
  #include "/usr/include/qcoro5/qcoro/qcorotimer.h"
  #include "/usr/include/qcoro5/qcoro/qcorowebsocket.h"
  #include "/usr/include/qcoro5/qcoro/qcorowebsockets.h"
  #include "/usr/include/qcoro5/qcoro/qcorowebsockets_export.h"
  #include "/usr/include/qcoro5/qcoro/qcorowebsocketserver.h"
  #include "/usr/include/qcoro5/qcoro/task.h"
  #include "/usr/include/qcoro5/qcoro/waitoperationbase_p.h"

  // add namespaces
  namespace dtlsopenssl{typedef int tmp_add_type_1;}
  dtlsopenssl::tmp_add_type_1 tmp_add_func_1(){return 0;};
  namespace QAlgorithmsPrivate{typedef int tmp_add_type_2;}
  QAlgorithmsPrivate::tmp_add_type_2 tmp_add_func_2(){return 0;};
  namespace QColorConstants{typedef int tmp_add_type_3;}
  QColorConstants::tmp_add_type_3 tmp_add_func_3(){return 0;};
  namespace QColorConstants{namespace Svg{typedef int tmp_add_type_4;}}
  QColorConstants::Svg::tmp_add_type_4 tmp_add_func_4(){return 0;};
  namespace QCoro{typedef int tmp_add_type_5;}
  QCoro::tmp_add_type_5 tmp_add_func_5(){return 0;};
  namespace QCoro{namespace concepts{typedef int tmp_add_type_6;}}
  QCoro::concepts::tmp_add_type_6 tmp_add_func_6(){return 0;};
  namespace QCoro{namespace detail{typedef int tmp_add_type_7;}}
  QCoro::detail::tmp_add_type_7 tmp_add_func_7(){return 0;};
  namespace QCoro{namespace detail{namespace concepts{typedef int tmp_add_type_8;}}}
  QCoro::detail::concepts::tmp_add_type_8 tmp_add_func_8(){return 0;};
  namespace QCoro{namespace Qml{typedef int tmp_add_type_9;}}
  QCoro::Qml::tmp_add_type_9 tmp_add_func_9(){return 0;};
  namespace QDBusPendingReplyTypes{typedef int tmp_add_type_10;}
  QDBusPendingReplyTypes::tmp_add_type_10 tmp_add_func_10(){return 0;};
  namespace QmlIR{typedef int tmp_add_type_11;}
  QmlIR::tmp_add_type_11 tmp_add_func_11(){return 0;};
  namespace QQmlPrivate{typedef int tmp_add_type_12;}
  QQmlPrivate::tmp_add_type_12 tmp_add_func_12(){return 0;};
  namespace QSsl{typedef int tmp_add_type_13;}
  QSsl::tmp_add_type_13 tmp_add_func_13(){return 0;};
  namespace Qt{typedef int tmp_add_type_14;}
  Qt::tmp_add_type_14 tmp_add_func_14(){return 0;};
  namespace QTextStreamFunctions{typedef int tmp_add_type_15;}
  QTextStreamFunctions::tmp_add_type_15 tmp_add_func_15(){return 0;};
  namespace QtGlobalStatic{typedef int tmp_add_type_16;}
  QtGlobalStatic::tmp_add_type_16 tmp_add_func_16(){return 0;};
  namespace QtMetaTypePrivate{typedef int tmp_add_type_17;}
  QtMetaTypePrivate::tmp_add_type_17 tmp_add_func_17(){return 0;};
  namespace QtMetaTypePrivate{namespace QtPrivate{typedef int tmp_add_type_18;}}
  QtMetaTypePrivate::QtPrivate::tmp_add_type_18 tmp_add_func_18(){return 0;};
  namespace QtMetaTypePrivate{namespace QtPrivate{namespace ContainerCapabilitiesMetaProgrammingHelper{typedef int tmp_add_type_19;}}}
  QtMetaTypePrivate::QtPrivate::ContainerCapabilitiesMetaProgrammingHelper::tmp_add_type_19 tmp_add_func_19(){return 0;};
  namespace QtPrivate{typedef int tmp_add_type_20;}
  QtPrivate::tmp_add_type_20 tmp_add_func_20(){return 0;};
  namespace QtPrivate{namespace DeprecatedRefClassBehavior{typedef int tmp_add_type_21;}}
  QtPrivate::DeprecatedRefClassBehavior::tmp_add_type_21 tmp_add_func_21(){return 0;};
  namespace QtPrivate{namespace SwapExceptionTester{typedef int tmp_add_type_22;}}
  QtPrivate::SwapExceptionTester::tmp_add_type_22 tmp_add_func_22(){return 0;};
  namespace QtQml{typedef int tmp_add_type_23;}
  QtQml::tmp_add_type_23 tmp_add_func_23(){return 0;};
  namespace QtSharedPointer{typedef int tmp_add_type_24;}
  QtSharedPointer::tmp_add_type_24 tmp_add_func_24(){return 0;};
  namespace QV4{typedef int tmp_add_type_25;}
  QV4::tmp_add_type_25 tmp_add_func_25(){return 0;};
  namespace QV4{namespace CompiledData{typedef int tmp_add_type_26;}}
  QV4::CompiledData::tmp_add_type_26 tmp_add_func_26(){return 0;};
  namespace QWebSocketProtocol{typedef int tmp_add_type_27;}
  QWebSocketProtocol::tmp_add_type_27 tmp_add_func_27(){return 0;};

  // add classes
  QAbstractSocket* tmp_add_class_0;
  QArrayData* tmp_add_class_1;
  QAssociativeIterable* tmp_add_class_2;
  QAtomicInt* tmp_add_class_3;
  QBasicMutex* tmp_add_class_4;
  QBasicTimer* tmp_add_class_5;
  QByteArray* tmp_add_class_6;
  QByteArrayDataPtr* tmp_add_class_7;
  QByteRef* tmp_add_class_8;
  QChar* tmp_add_class_9;
  QCharRef* tmp_add_class_10;
  QChildEvent* tmp_add_class_11;
  QColor* tmp_add_class_12;
  QContiguousCacheData* tmp_add_class_13;
  QCoreApplication* tmp_add_class_14;
  QCryptographicHash* tmp_add_class_15;
  QDBusArgument* tmp_add_class_16;
  QDBusError* tmp_add_class_17;
  QDBusMessage* tmp_add_class_18;
  QDBusObjectPath* tmp_add_class_19;
  QDBusPendingCall* tmp_add_class_20;
  QDBusPendingCallWatcher* tmp_add_class_21;
  QDBusPendingReplyData* tmp_add_class_22;
  QDBusSignature* tmp_add_class_23;
  QDBusVariant* tmp_add_class_24;
  QDataStream* tmp_add_class_25;
  QDate* tmp_add_class_26;
  QDateTime* tmp_add_class_27;
  QDebug* tmp_add_class_28;
  QDebugStateSaver* tmp_add_class_29;
  QDeferredDeleteEvent* tmp_add_class_30;
  QDynamicPropertyChangeEvent* tmp_add_class_31;
  QEvent* tmp_add_class_32;
  QEventLoop* tmp_add_class_33;
  QEventLoopLocker* tmp_add_class_34;
  QException* tmp_add_class_35;
  QFlag* tmp_add_class_36;
  QFutureInterfaceBase* tmp_add_class_37;
  QFutureWatcherBase* tmp_add_class_38;
  QGenericArgument* tmp_add_class_39;
  QGenericReturnArgument* tmp_add_class_40;
  QHashData* tmp_add_class_41;
  QHashDummyValue* tmp_add_class_42;
  QIODevice* tmp_add_class_43;
  QImage* tmp_add_class_44;
  QIncompatibleFlag* tmp_add_class_45;
  QInternal* tmp_add_class_46;
  QJSEngine* tmp_add_class_47;
  QJSValue* tmp_add_class_48;
  QLatin1Char* tmp_add_class_49;
  QLatin1String* tmp_add_class_50;
  QLine* tmp_add_class_51;
  QLineF* tmp_add_class_52;
  QListData* tmp_add_class_53;
  QLocalSocket* tmp_add_class_54;
  QLocale* tmp_add_class_55;
  QMapDataBase* tmp_add_class_56;
  QMapNodeBase* tmp_add_class_57;
  QMargins* tmp_add_class_58;
  QMarginsF* tmp_add_class_59;
  QMatrix* tmp_add_class_60;
  QMessageLogContext* tmp_add_class_61;
  QMessageLogger* tmp_add_class_62;
  QMetaClassInfo* tmp_add_class_63;
  QMetaEnum* tmp_add_class_64;
  QMetaMethod* tmp_add_class_65;
  QMetaObject* tmp_add_class_66;
  QMetaProperty* tmp_add_class_67;
  QMetaType* tmp_add_class_68;
  QMutex* tmp_add_class_69;
  QMutexLocker* tmp_add_class_70;
  QNetworkAccessManager* tmp_add_class_71;
  QNetworkReply* tmp_add_class_72;
  QNetworkRequest* tmp_add_class_73;
  QNoDebug* tmp_add_class_74;
  QObject* tmp_add_class_75;
  QObjectData* tmp_add_class_76;
  QObjectUserData* tmp_add_class_77;
  QPaintDevice* tmp_add_class_78;
  QPixelFormat* tmp_add_class_79;
  QPixmap* tmp_add_class_80;
  QPoint* tmp_add_class_81;
  QPointF* tmp_add_class_82;
  QPolygon* tmp_add_class_83;
  QPolygonF* tmp_add_class_84;
  QQmlDebuggingEnabler* tmp_add_class_85;
  QQmlEngine* tmp_add_class_86;
  QQmlError* tmp_add_class_87;
  QQmlImageProviderBase* tmp_add_class_88;
  QQmlListReference* tmp_add_class_89;
  QQmlParserStatus* tmp_add_class_90;
  QQmlPropertyValueSource* tmp_add_class_91;
  QQuickAsyncImageProvider* tmp_add_class_92;
  QQuickImageProvider* tmp_add_class_93;
  QQuickImageResponse* tmp_add_class_94;
  QQuickTextureFactory* tmp_add_class_95;
  QRect* tmp_add_class_96;
  QRectF* tmp_add_class_97;
  QRecursiveMutex* tmp_add_class_98;
  QRegExp* tmp_add_class_99;
  QRegion* tmp_add_class_100;
  QRgba64* tmp_add_class_101;
  QRunnable* tmp_add_class_102;
  QScopedPointerPodDeleter* tmp_add_class_103;
  QSequentialIterable* tmp_add_class_104;
  QSharedData* tmp_add_class_105;
  QSignalBlocker* tmp_add_class_106;
  QSize* tmp_add_class_107;
  QSizeF* tmp_add_class_108;
  QSslCertificate* tmp_add_class_109;
  QSslConfiguration* tmp_add_class_110;
  QSslError* tmp_add_class_111;
  QSslPreSharedKeyAuthenticator* tmp_add_class_112;
  QSslSocket* tmp_add_class_113;
  QString* tmp_add_class_114;
  QStringDataPtr* tmp_add_class_115;
  QStringList* tmp_add_class_116;
  QStringMatcher* tmp_add_class_117;
  QStringRef* tmp_add_class_118;
  QStringView* tmp_add_class_119;
  QSysInfo* tmp_add_class_120;
  QTcpSocket* tmp_add_class_121;
  QTextStream* tmp_add_class_122;
  QTextStreamManipulator* tmp_add_class_123;
  QTime* tmp_add_class_124;
  QTimer* tmp_add_class_125;
  QTimerEvent* tmp_add_class_126;
  QTransform* tmp_add_class_127;
  QUnhandledException* tmp_add_class_128;
  QUrl* tmp_add_class_129;
  QVariant* tmp_add_class_130;
  QVariantComparisonHelper* tmp_add_class_131;
  _G_fpos64_t* tmp_add_class_132;
  _G_fpos_t* tmp_add_class_133;
  _IO_cookie_io_functions_t* tmp_add_class_134;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w -std=c++20 "/tmp/nWkGPiHZEu/dump1.h"  -I/usr/include/qcoro5/qcoro -I/usr/include/qcoro5 -I/usr/include/arm-linux-gnueabihf/qt5 -I/usr/include/arm-linux-gnueabihf/qt5/QtWebSockets -I/usr/include/arm-linux-gnueabihf/qt5/QtQuick -I/usr/include/arm-linux-gnueabihf/qt5/QtQml -I/usr/include/arm-linux-gnueabihf/qt5/QtNetwork -I/usr/include/arm-linux-gnueabihf/qt5/QtDBus -I/usr/include/arm-linux-gnueabihf/qt5/QtCore