Bug when growing a stack

When a stack grows, its extra area can be in use, and it becomes part
of the common area. So, the extra area must be kept correct all the
times. (Bug introduced by commit 5aa36e894f5.)

1 files changed, 1 insertions, 1 deletions

diff --git a/ldo.c b/ldo.c
index a60972b2..4b55c31c 100644
--- a/ldo.c
+++ b/ldo.c
@@ -192,7 +192,7 @@ int luaD_reallocstack (lua_State *L, int newsize, int raiseerror) {
     else return 0;  /* do not raise an error */
   }
   for (; lim < newsize; lim++)
-    setnilvalue(s2v(newstack + lim)); /* erase new segment */
+    setnilvalue(s2v(newstack + lim + EXTRA_STACK)); /* erase new segment */
   correctstack(L, L->stack, newstack);
   L->stack = newstack;
   L->stack_last = L->stack + newsize;