PadWalker.xs | 10 6 + 4 - 0 !
t/dead_my.t | 11 11 + 0 - 0 !
2 files changed, 17 insertions(+), 4 deletions(-)

 fix segfault with freed lexicals
 If lexicals are freed, their memory becomes NULL, but
 PadWalker still tries to make a reference to it, causing
 a segmentation fault.