1 /* Test of hypotl() function. 2 Copyright (C) 2010-2021 Free Software Foundation, Inc. 3 4 This program is free software: you can redistribute it and/or modify 5 it under the terms of the GNU General Public License as published by 6 the Free Software Foundation; either version 3 of the License, or 7 (at your option) any later version. 8 9 This program 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 12 GNU General Public License for more details. 13 14 You should have received a copy of the GNU General Public License 15 along with this program. If not, see <https://www.gnu.org/licenses/>. */ 16 17 /* Written by Bruno Haible <bruno@clisp.org>, 2010. */ 18 19 #include <config.h> 20 21 #include <math.h> 22 23 #include "signature.h" 24 SIGNATURE_CHECK (hypotl, long double, (long double, long double)); 25 26 #include <float.h> 27 28 #include "fpucw.h" 29 #include "macros.h" 30 31 #undef MIN 32 #undef MAX 33 34 #define DOUBLE long double 35 #define HUGEVAL HUGE_VALL 36 #define L_(literal) literal##L 37 #define MANT_DIG LDBL_MANT_DIG 38 #define MIN LDBL_MIN 39 #define MAX LDBL_MAX 40 #define HYPOT hypotl 41 #define RANDOM randoml 42 #include "test-hypot.h" 43 44 int main()45main () 46 { 47 DECL_LONG_DOUBLE_ROUNDING 48 49 BEGIN_LONG_DOUBLE_ROUNDING (); 50 51 /* A particular value. */ 52 x = 0.4L; 53 y = 0.6L; 54 z = hypotl (x, y); 55 ASSERT (z >= 0.7211102550L && z <= 0.7211102551L); 56 57 test_function (); 58 59 return 0; 60 } 61