diff options
Diffstat (limited to 'math/w_tgamma_template.c')
-rw-r--r-- | math/w_tgamma_template.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/math/w_tgamma_template.c b/math/w_tgamma_template.c deleted file mode 100644 index 277a8377e3..0000000000 --- a/math/w_tgamma_template.c +++ /dev/null @@ -1,54 +0,0 @@ -/* Wrapper to set errno for tgamma. - 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> - -#define M_CALL_FUNC_X(x) x ## _r -#define M_CALL_FUNC(x) M_CALL_FUNC_X (x) - -FLOAT -M_DECL_FUNC (__tgamma) (FLOAT x) -{ - int local_signgam; - FLOAT y = M_CALL_FUNC (M_SUF (__ieee754_gamma)) (x, &local_signgam); - - if (__glibc_unlikely (!isfinite (y) || y == 0) - && (isfinite (x) || (isinf (x) && x < 0))) - { - if (x == 0) - /* Pole error: tgamma(x=0). */ - __set_errno (ERANGE); - else if (M_SUF (__floor) (x) == x && x < 0) - /* Domain error: tgamma(integer x<0). */ - __set_errno (EDOM); - else - /* Overflow or underflow. */ - __set_errno (ERANGE); - } - return local_signgam < 0 ? -y : y; -} -declare_mgen_alias (__tgamma, tgamma) - -#endif /* __USE_WRAPPER_TEMPLATE. */ |