commit 28323aeaa6963e53171b1855cc4a51b519985f48
parent cf7eff45f3abf2386d5392c0b431498bbb274ac7
Author: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Fri, 29 Dec 2017 13:44:24 -0200
by-one error when filling missing arguments in a tail call
Diffstat:
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/ldo.c b/ldo.c
@@ -1,5 +1,5 @@
/*
-** $Id: ldo.c,v 2.183 2017/12/20 14:58:05 roberto Exp roberto $
+** $Id: ldo.c,v 2.184 2017/12/28 14:17:09 roberto Exp roberto $
** Stack and Call structure of Lua
** See Copyright Notice in lua.h
*/
@@ -418,8 +418,8 @@ void luaD_pretailcall (lua_State *L, CallInfo *ci, StkId func, int n) {
for (i = 0; i < n; i++) /* move down function and arguments */
setobjs2s(L, ci->func + i, func + i);
checkstackp(L, fsize, func);
- for (; i < p->numparams; i++)
- setnilvalue(s2v(ci->func + i)); /* complete missing parameters */
+ for (; i <= p->numparams; i++)
+ setnilvalue(s2v(ci->func + i)); /* complete missing arguments */
if (p->is_vararg) {
L->top -= (func - ci->func); /* move down top */
luaT_adjustvarargs(L, p, n - 1);