CONFIG += qt debug
-QMAKE_CFLAGS += -O3
-QMAKE_CXXFLAGS += -O3
+QMAKE_CFLAGS += -O2
+QMAKE_CXXFLAGS += -O2
-QMAKE_CFLAGS += -pg
-QMAKE_CXXFLAGS += -pg
-QMAKE_LFLAGS += -pg
+#QMAKE_CFLAGS += -pg
+#QMAKE_CXXFLAGS += -pg
+#QMAKE_LFLAGS += -pg
HEADERS += DrawingWindow.h