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Fix __isinfl on architectures where double == long double. This is the

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case on at least ARM and PowerPC.

MFC after:	1 week
This commit is contained in:
Andrew Turner 2015-05-29 09:23:20 +00:00
parent 35725a97c4
commit 275ac7729e
1 changed files with 5 additions and 3 deletions
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8
lib/libc/gen/isinf.c
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@ -26,6 +26,8 @@
* $FreeBSD$
*/
#include <machine/float.h>
#include <math.h>
#include "fpmath.h"
@ -62,9 +64,9 @@ __isinfl(long double e)
u.e = e;
mask_nbit_l(u);
#ifndef __alpha__
return (u.bits.exp == 32767 && u.bits.manl == 0 && u.bits.manh == 0);
#else
#if LDBL_MANT_DIG == 53
return (u.bits.exp == 2047 && u.bits.manl == 0 && u.bits.manh == 0);
#else
return (u.bits.exp == 32767 && u.bits.manl == 0 && u.bits.manh == 0);
#endif
}