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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
lcode.c
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@@ -1,5 +1,5 @@
/*
** $Id: lcode.c,v 2.21 2005/11/08 19:44:31 roberto Exp roberto $
** $Id: lcode.c,v 2.22 2005/11/16 11:55:27 roberto Exp roberto $
** Code generator for Lua
** See Copyright Notice in lua.h
*/
@@ -647,7 +647,7 @@ static int constfolding (OpCode op, expdesc *e1, expdesc *e2) {
case OP_LEN: return 0; /* no constant folding for 'len' */
default: lua_assert(0); r = 0; break;
}
if (r != r) return 0; /* do not attempt to produce NaN */
if (luai_numisnan(r)) return 0; /* do not attempt to produce NaN */
e1->u.nval = r;
return 1;
}