M: vreg-insn assign-registers-in-insn
[ assign-insn-defs ] [ assign-insn-uses ] [ assign-insn-temps ] tri ;
-M: ##call-gc assign-registers-in-insn
- dup call-next-method
+M: ##gc-map assign-registers-in-insn
[ [ vreg>reg ] map ] change-gc-roots drop ;
M: insn assign-registers-in-insn drop ;