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new macro luai_numisnan

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Roberto Ierusalimschy
2005-11-25 11:29:32 -02:00
parent 1702953293
commit db724e14e0
2 changed files with 4 additions and 4 deletions
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4
ltable.c
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@@ -1,5 +1,5 @@
/*
** $Id: ltable.c,v 2.26 2005/07/11 14:01:37 roberto Exp roberto $
** $Id: ltable.c,v 2.27 2005/10/24 17:37:52 roberto Exp roberto $
** Lua tables (hash)
** See Copyright Notice in lua.h
*/
@@ -495,7 +495,7 @@ TValue *luaH_set (lua_State *L, Table *t, const TValue *key) {
return cast(TValue *, p);
else {
if (ttisnil(key)) luaG_runerror(L, "table index is nil");
else if (ttisnumber(key) && !luai_numeq(nvalue(key), nvalue(key)))
else if (ttisnumber(key) && luai_numisnan(nvalue(key)))
luaG_runerror(L, "table index is NaN");
return newkey(L, t, key);
}