/* Test of log1p() function. Copyright (C) 2010-2019 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ /* Written by Bruno Haible , 2010. */ #include #include #include "signature.h" SIGNATURE_CHECK (log1p, double, (double)); #include #include "macros.h" #define DOUBLE double #define HUGEVAL HUGE_VAL #define L_(literal) literal #define MANT_DIG DBL_MANT_DIG #define LOG1P log1p #define RANDOM randomd #include "test-log1p.h" int main () { /* A particular value. */ x = 0.6; y = log1p (x); ASSERT (y >= 0.4700036292 && y <= 0.4700036293); test_function (); return 0; }