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/* Wrapper to set errno for j1 and y1.
Copyright (C) 2017 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
/* Only build wrappers from the templates for the types that define the macro
below. This macro is set in math-type-macros-<type>.h in sysdeps/generic
for each floating-point type. */
#if __USE_WRAPPER_TEMPLATE
# include <fenv.h>
# include <math.h>
# include <math_private.h>
FLOAT
M_DECL_FUNC (__j1) (FLOAT x)
{
return M_SUF (__ieee754_j1) (x);
}
declare_mgen_alias (__j1, j1)
FLOAT
M_DECL_FUNC (__y1) (FLOAT x)
{
if (__glibc_unlikely (islessequal (x, M_LIT (0.0))))
{
if (x < 0)
/* Domain error: y1(x<0). */
__set_errno (EDOM);
else if (x == 0)
/* Pole error: y1(0). */
__set_errno (ERANGE);
}
return M_SUF (__ieee754_y1) (x);
}
declare_mgen_alias (__y1, y1)
#endif /* __USE_WRAPPER_TEMPLATE. */
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