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error handler in protected calls must be a function

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Roberto Ierusalimschy
2018-01-10 10:02:35 -02:00
parent ad960095bf
commit 728ff94595
2 changed files with 4 additions and 3 deletions
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4
ldebug.c
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@@ -1,5 +1,5 @@
/*
** $Id: ldebug.c,v 2.150 2017/12/20 14:58:05 roberto Exp roberto $
** $Id: ldebug.c,v 2.151 2017/12/28 15:42:57 roberto Exp roberto $
** Debug Interface
** See Copyright Notice in lua.h
*/
@@ -722,10 +722,10 @@ const char *luaG_addinfo (lua_State *L, const char *msg, TString *src,
l_noret luaG_errormsg (lua_State *L) {
if (L->errfunc != 0) { /* is there an error handling function? */
StkId errfunc = restorestack(L, L->errfunc);
lua_assert(ttisfunction(s2v(errfunc)));
setobjs2s(L, L->top, L->top - 1); /* move argument */
setobjs2s(L, L->top - 1, errfunc); /* push function */
L->top++; /* assume EXTRA_STACK */
luaE_incCcalls(L);
luaD_callnoyield(L, L->top - 2, 1); /* call it */
}
luaD_throw(L, LUA_ERRRUN);