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Diffstat (limited to 'newlib/libm/common/sf_isnan.c')
-rw-r--r-- | newlib/libm/common/sf_isnan.c | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/newlib/libm/common/sf_isnan.c b/newlib/libm/common/sf_isnan.c deleted file mode 100644 index befc3b2b2..000000000 --- a/newlib/libm/common/sf_isnan.c +++ /dev/null @@ -1,44 +0,0 @@ -/* sf_c_isnan.c -- float version of s_c_isnan.c. - */ - -/* - * ==================================================== - * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. - * - * Developed at SunPro, a Sun Microsystems, Inc. business. - * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice - * is preserved. - * ==================================================== - */ - -/* - * isnanf(x) returns 1 is x is nan, else 0; - * - * isnanf is an extension declared in <ieeefp.h> and <math.h>. - */ - -#include "fdlibm.h" - -int -_DEFUN (isnanf, (x), - float x) -{ - __int32_t ix; - GET_FLOAT_WORD(ix,x); - ix &= 0x7fffffff; - return FLT_UWORD_IS_NAN(ix); -} - -#ifdef _DOUBLE_IS_32BITS - -#undef isnan - -int -_DEFUN (isnan, (x), - double x) -{ - return isnanf((float) x); -} - -#endif /* defined(_DOUBLE_IS_32BITS) */ |