Silence warnings issued by Qt

/usr/include/qt4/QtCore/qsharedpointer_impl.h:435:17: error: 'register' storage class specifier is deprecated [-Werror,-Wdeprecated-register]
                register int tmp = o->strongref;
                ^~~~~~~~~
/usr/include/qt4/QtCore/qsharedpointer_impl.h:595:43: error: field 'd' is uninitialized when used here [-Werror,-Wuninitialized]
    inline QWeakPointer(X *ptr) : d(ptr ? d->getAndRef(ptr) : 0), value(ptr)

graf2d/qt/Module.mk

@@ -52,7 +52,7 @@ GQTCXXFLAGS   :=  $(QT4CPPFLAGS) $(QT3CPPFLAGS) $(QT3QT4CPPFLAGS)
 ifeq ($(ARCH),win32)
 GQTCXXFLAGS   += -I$(QTDIR)/mkspecs/win32-msvc2005
 else
-GQTCXXFLAGS   += -I$(QTDIR)/mkspecs/default 
+GQTCXXFLAGS   += -I$(QTDIR)/mkspecs/default
 endif
 
 GQTCXXFLAGS   +=  -I. $(QTINCDIR:%=-I%)
@@ -128,6 +128,12 @@ ifeq ($(subst $(GCC_MINOR),,0 1),0 1)
 $(GQTO): CXXFLAGS += -Wno-strict-overflow
 endif
 endif
+ifneq ($(CLANG_MAJOR)$(GCC_MAJOR),)
+# Building with clang or GCC
+$(GQTO)   : CXXFLAGS += -Wno-deprecated-register -Wno-uninitialized
+$(GQTDO)  : CXXFLAGS += -Wno-deprecated-register -Wno-uninitialized
+$(GQTMOCO): CXXFLAGS += -Wno-deprecated-register -Wno-uninitialized
+endif
 
 $(GQTMOC) : $(call stripsrc,$(GQTDIRS)/moc_%.cxx): $(GQTDIRI)/%.h
 	$(MAKEDIR)
@@ -137,6 +143,7 @@ else
 	$(QTMOCEXE) $(GQTCXXFLAGS) $< -o $@
 endif
 
+
 ##### cintdlls ######
 
 # qtcint is not longer part of the cintdlls

gui/qtgsi/Module.mk

@@ -34,6 +34,12 @@ QTGSIDEP      := $(QTGSIO:.o=.d) $(QTGSIDO:.o=.d) $(QTGSIMOCO:.o=.d)
 
 QTGSICXXFLAGS := -DQT3_SUPPORT -DQT_DLL -DQT_THREAD_SUPPORT -I. $(QTINCDIR:%=-I%)
 
+ifneq ($(CLANG_MAJOR)$(GCC_MAJOR),)
+# Building with clang or GCC
+QTGSICXXFLAGS   += -Wno-deprecated-register -Wno-uninitialized
+endif
+
+
 QTGSILIB      := $(LPATH)/libQtGSI.$(SOEXT)
 QTGSIMAP      := $(QTGSILIB:.$(SOEXT)=.rootmap)