Test CoRW2+WB

X86_64 CoRW2+WB
"Rfe PosRW Coe"
MT=x:WB
Cycle=Rfe PosRW Coe
Generator=diyone7 (version 7.56+02~dev)
Com=Rf Co
Orig=Rfe PosRW Coe
Align=
{
}
 P0          | P1            ;
 movl $1,(x) | movl (x),%eax ;
             | movl $2,(x)   ;
exists 1:rax=2 /\ (x=2 \/ x=1) \/ 1:rax=1 /\ x=1