1	.text
2	.global postmod
3postmod:
4	ldrd    r0,[r1],r2      ; tricky because r1 is implied as destination
5
6        strb    r12,[r12],r3    ; stores are okay
7        strd    r12,[r13],r3
8
9        ldr     r0,[r0],r0      ; ERROR
10
11        ldr     r0,[r0,+128]    ; ok
12        ldrd    r12,[r13],-256  ; ERROR
13	ldrb    r12,[r12],20    ; ERROR
14        strd    r12,[r13],-256  ; ok
15