SvREFCNT_dec(cx->blk_sub.argarray); \
cx->blk_sub.argarray = newAV(); \
av_extend(cx->blk_sub.argarray, fill); \
- AvFLAGS(cx->blk_sub.argarray) = AVf_REIFY; \
+ AvREIFY_only(cx->blk_sub.argarray); \
CX_CURPAD_SV(cx->blk_sub, 0) = (SV*)cx->blk_sub.argarray; \
} \
else { \