qbe-backend/test/_fix3.ssa

function w $test() {
@start
	%x =w copy 100
	%s =w copy 0
@l
	%c =w cslew %x, 10
	jnz %c, @a, @b
@a
	%s =w add %s, %x
	%x =w sub %x, 1
	jmp @c
@b
	%s =w sub %s, %x
	jmp @c
@c
	%x =w sub %x, 1
	jnz %x, @l, @end
@end
	ret %s
}