the orders of main top profile has connections to the build order in linux.

with -fPIC options can product code for dynamic linked library, whether the -fPIE is not good.
for this reason, as if the project qwidget_planetosm(DLL) and qplanetosm_viewer shares almost same files,
we should build DLL first, and then is the executable.

qplanetosm.pro

 TEMPLATE = subdirs
 SUBDIRS += \
-	qtviewer_planetosm \
 	qtwidget_planetosm \
+	qtwidget_planetosm_designer \
+	qtviewer_planetosm \
 	qtvplugin_grid \
 	qtvplugin_geomarker \
-	qtwidget_planetosm_designer \
 	test_container
 
 qtwidget_planetosm.file = qtviewer_planetosm/qtwidget_planetosm.pro