Makefile hierarchy: CFLAGS override-ability actually works now The original version was broken in that CFLAGS=${CFLAGS} passing was done without quotes, which breaks as soon as there is a space in the user-set CFLAGS. Changing it to CFLAGS="${CFLAGS}" makes it work as originally intended.

	.text
	.code	32
	.globl	memcpy
memcpy:
1:	subs	r2, r2, #1
	ldrcsb	r3, [r1], #1
	strcsb	r3, [r0], #1
	bhi	1b
	bx	lr