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Correctly handle NaN.

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This commit is contained in:
David Schultz 2007-01-06 21:22:57 +00:00
parent 9fa229fc8d
commit 829d55ac9c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=165839
1 changed files with 2 additions and 0 deletions
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lib/msun/src/s_modff.c
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@ -49,6 +49,8 @@ modff(float x, float *iptr)
} else { /* no fraction part */
u_int32_t ix;
*iptr = x*one;
if (x != x) /* NaN */
return x;
GET_FLOAT_WORD(ix,x);
SET_FLOAT_WORD(x,ix&0x80000000); /* return +-0 */
return x;