prepare:
	git clone git://gcc.gnu.org/git/gcc.git
	cd gcc
gcc:
	sed -i '/m64=/s/lib64/lib/' gcc/gcc/config/i386/t-linux64
	sed -i 's/lib64/lib/'       gcc/gcc/config/i386/linux64.h
	mkdir build
	cd build
	./configure --prefix=${PREFIX}/usr --enable-languages=c,c++,d,fortran,go,objc,obj-c++
	$(MAKE)
install:
	$(MAKE) install DESTDIR="${PREFIX}"	
	ln -s gcc "$1/usr/bin/cc"
	install -Dm755 ../c99 "$1/usr/bin/c99"
uninstall:
	rm -rf /usr/bin/gcc