Add test case for pthread_[sg]etname_np.
[glibc.git] / bits / mathdef.h
blob0ae8c29eca3a43bea83d1677a687b5235732b511
1 /* Copyright (C) 1997-2013 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
18 #if !defined _MATH_H && !defined _COMPLEX_H
19 # error "Never use <bits/mathdef.h> directly; include <math.h> instead"
20 #endif
22 #if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF
23 # define _MATH_H_MATHDEF 1
25 /* Normally, there is no long double type and the `float' and `double'
26 expressions are evaluated as `double'. */
27 typedef double float_t; /* `float' expressions are evaluated as
28 `double'. */
29 typedef double double_t; /* `double' expressions are evaluated as
30 `double'. */
32 /* The values returned by `ilogb' for 0 and NaN respectively. */
33 # define FP_ILOGB0 (-2147483647)
34 # define FP_ILOGBNAN 2147483647
36 /* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l}
37 builtins are supported. */
38 #if __FP_FAST_FMA
39 # define FP_FAST_FMA 1
40 #endif
42 #if __FP_FAST_FMAF
43 # define FP_FAST_FMAF 1
44 #endif
46 #if __FP_FAST_FMAL
47 # define FP_FAST_FMAL 1
48 #endif
50 #endif /* ISO C99 */
52 #ifndef __NO_LONG_DOUBLE_MATH
53 /* Signal that we do not really have a `long double'. The disables the
54 declaration of all the `long double' function variants. */
55 # define __NO_LONG_DOUBLE_MATH 1
56 #endif