makefile, règle de compilation non reconnue pour la cible principale

Petit souci avec mon makefile, apparemment, la compilation de la cible principale se comporte différemment. Si vous avez des idées :

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david@david-VirtualBox:~/cheese$ make
g++ -o board.o -c board.cpp -Wall -g -std=c++0x
g++ -o io.o -c io.cpp -Wall -g -std=c++0x
g++    -c -o main.o main.cpp
In file included from board.h:4,
                 from main.cpp:4:
piece.h:4: warning: scoped enums only available with -std=c++0x or -std=gnu++0x
piece.h:14: warning: scoped enums only available with -std=c++0x or -std=gnu++0x
main.cpp: In function ‘int main(int, char**)’:
main.cpp:19: warning: large integer implicitly truncated to unsigned type
g++ -o piece.o -c piece.cpp -Wall -g -std=c++0x
g++ -o main board.o io.o main.o piece.o

makefile :

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ROOTDIR    =.
 
CC        = g++
CFLAGS    = -Wall -g -std=c++0x
LDFLAGS    =
 
###------------------------------
### Main targets 
###------------------------------------------------------------
BINARIES= main
SRC        = $(wildcard *.cpp)
OBJ        = $(SRC:.cpp=.o)
 
all: $(BINARIES)
 
$(BINARIES): $(OBJ)
    $(CC) -o $@ $^ $(LDFLAGS)
 
###------------------------------
### Main rules 
###------------------------------------------------------------
 
%.o: %.cpp %.h
    $(CC) -o $@ -c $< $(CFLAGS)
 
###------------------------------
### Misc.
###------------------------------------------------------------
.PHONY: clean realclean depend
clean:
    $(RM) *.o *~ $(BINARIES)
depend:
    makedepend -- $(CFLAGS) -- $(SRC)
# DO NOT DELETE