1  /* Tests for *cvt function, double version.
       2     Copyright (C) 1998-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library; if not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #include <float.h>
      20  
      21  #define ECVT ecvt
      22  #define FCVT fcvt
      23  #define ECVT_R ecvt_r
      24  #define FCVT_R fcvt_r
      25  #define FLOAT double
      26  #define PRINTF_CONVERSION "%f"
      27  
      28  #if DBL_MANT_DIG == 53
      29  # define EXTRA_ECVT_TESTS \
      30    { 0x1p-1074, 3, -323, "494" }, \
      31    { -0x1p-1074, 3, -323, "494" },
      32  #else
      33  # define EXTRA_ECVT_TESTS
      34  #endif
      35  
      36  #include <tst-efgcvt-template.c>