GC_CALL           719 src/cmd/ld/data.c 		adduintxx(ctxt, gc, GC_CALL, PtrSize);
GC_CALL           866 src/pkg/runtime/heapdump.c 		case GC_CALL:
GC_CALL          1068 src/pkg/runtime/mgc0.c 		case GC_CALL: