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2nd operand for unary tag methods does not need to be 'nil'

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Roberto Ierusalimschy
2011-04-05 11:26:23 -03:00
parent 119d5e46d5
commit 0fb1644c60
1 changed files with 2 additions and 3 deletions
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5
lvm.c
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@@ -1,5 +1,5 @@
/* /*
** $Id: lvm.c,v 2.130 2011/02/07 12:24:42 roberto Exp roberto $ ** $Id: lvm.c,v 2.131 2011/02/07 19:15:24 roberto Exp roberto $
** Lua virtual machine ** Lua virtual machine
** See Copyright Notice in lua.h ** See Copyright Notice in lua.h
*/ */
@@ -161,7 +161,6 @@ static int call_binTM (lua_State *L, const TValue *p1, const TValue *p2,
if (ttisnil(tm)) if (ttisnil(tm))
tm = luaT_gettmbyobj(L, p2, event); /* try second operand */ tm = luaT_gettmbyobj(L, p2, event); /* try second operand */
if (ttisnil(tm)) return 0; if (ttisnil(tm)) return 0;
if (event == TM_UNM) p2 = luaO_nilobject;
callTM(L, tm, p1, p2, res, 1); callTM(L, tm, p1, p2, res, 1);
return 1; return 1;
} }
@@ -328,7 +327,7 @@ void luaV_objlen (lua_State *L, StkId ra, const TValue *rb) {
break; break;
} }
} }
callTM(L, tm, rb, luaO_nilobject, ra, 1); callTM(L, tm, rb, rb, ra, 1);
} }