Remove Makefile dependencies

examples/compilationWithMakefileAdvanced/Makefile

-FC=gfortran # set Fortran compiler
-EXEC=my_exec # set executable name
-FFLAGS= # Fortran flags
-LDFLAGS= # linking flags
+FC=gfortran  # Fortran compiler
+EXEC=my_exec # Executable name
+FFLAGS=      # Fortran compilation flags
+LDFLAGS=     # Linking flags
+
+.PHONY: clean, mrproper
 
 all: $(EXEC)
 
 my_exec: saxpy.o main.o
 		$(FC) -o $@ $^ $(LDFLAGS)
 
+#saxpy.o:
+#main.o: saxpy.o
+
 %.o: %.F90
 		$(FC) -c $< $(FFLAGS)