diff options
Diffstat (limited to 'REORG.TODO/math/e_exp10l.c')
-rw-r--r-- | REORG.TODO/math/e_exp10l.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/REORG.TODO/math/e_exp10l.c b/REORG.TODO/math/e_exp10l.c new file mode 100644 index 0000000000..0578990c80 --- /dev/null +++ b/REORG.TODO/math/e_exp10l.c @@ -0,0 +1,33 @@ +/* Copyright (C) 1998-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. + + 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/>. */ + +#include <math.h> +#include <math_private.h> +#include <float.h> + +long double +__ieee754_exp10l (long double arg) +{ + if (isfinite (arg) && arg < LDBL_MIN_10_EXP - LDBL_DIG - 10) + return LDBL_MIN * LDBL_MIN; + else + /* This is a very stupid and inprecise implementation. It'll get + replaced sometime (soon?). */ + return __ieee754_expl (M_LN10l * arg); +} +strong_alias (__ieee754_exp10l, __exp10l_finite) |