Ignore the explicit integer bit here, too; otherwise an infinity with the
explicit integer bit set could be classified as NaN.
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d103a27279
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fdb80dd054
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@ -1,4 +1,4 @@
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/* $NetBSD: isnanl.c,v 1.3 2003/10/27 01:11:46 kleink Exp $ */
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/* $NetBSD: isnanl.c,v 1.4 2003/10/28 00:13:22 kleink Exp $ */
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/*
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* Copyright (c) 1992, 1993
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@ -40,7 +40,7 @@
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#if 0
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static char sccsid[] = "@(#)isinf.c 8.1 (Berkeley) 6/4/93";
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#else
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__RCSID("$NetBSD: isnanl.c,v 1.3 2003/10/27 01:11:46 kleink Exp $");
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__RCSID("$NetBSD: isnanl.c,v 1.4 2003/10/28 00:13:22 kleink Exp $");
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#endif
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#endif /* LIBC_SCCS and not lint */
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@ -61,7 +61,7 @@ isnanl(long double ld)
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union ieee_ext_u u;
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u.extu_ld = ld;
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/* Note: the explicit integer bit is "don't care". */
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return (u.extu_ext.ext_exp == EXT_EXP_INFNAN &&
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(u.extu_ext.ext_int != 0 ||
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u.extu_ext.ext_frach != 0 || u.extu_ext.ext_fracl != 0));
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(u.extu_ext.ext_frach != 0 || u.extu_ext.ext_fracl != 0));
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}
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