ref: 76bb950be581e9fda94f231f235954290780665a dir: /test/asm/compound-assignment.out/
p: $A $F $E $1C $7 $1 $B $7 $5 $14 $A def q: $A $F $E $1C $7 $1 $B $7 $5 $14 $A redef r: $A $F $E $1C $7 $1 $B $7 $5 $14 $A $64 $25 $0