diff options
Diffstat (limited to 'appl/cmd/stackv.b')
| -rw-r--r-- | appl/cmd/stackv.b | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/appl/cmd/stackv.b b/appl/cmd/stackv.b index 173f8b30..4688f804 100644 --- a/appl/cmd/stackv.b +++ b/appl/cmd/stackv.b @@ -360,6 +360,8 @@ plist(exp: ref Exp, v: string, w: int, depth: int) while(w && v != "nil"){ exps := exp.expand(); h := getname(exps, "hd"); + if(h == nil) + break; (hv, vw) := h.val(); if(pref(v) == 0) return; |