math/test-tgmath-int.c

   1 /* Test compilation of tgmath macros.
   2    Copyright (C) 2005-2024 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 <math.h>
  20 #include <complex.h>
  21 #include <tgmath.h>
  22 #include <stdio.h>
  23
  24 static int errors = 0;
  25
  26 static void
  27 our_error (const char *c)
  28 {
  29   puts (c);
  30   ++errors;
  31 }
  32
  33 #define CHECK_RET_CONST_TYPE(func, rettype, name)                       \
  34   if (sizeof (func) != sizeof (rettype))                                \
  35     our_error ("Return size of " #name " is " #func" wrong");
  36
  37 #define CHECK_RET_CONST_FLOAT(func, name)               \
  38   CHECK_RET_CONST_TYPE (func, float, name)
  39
  40 #define CHECK_RET_CONST_DOUBLE(func, name)              \
  41   CHECK_RET_CONST_TYPE (func, double, name)
  42
  43 static int
  44 do_test (void)
  45 {
  46   int i;
  47   float f;
  48   double d;
  49
  50   CHECK_RET_CONST_DOUBLE (sin (i), "sin (i)");
  51   CHECK_RET_CONST_DOUBLE (pow (i, i), "pow (i, i)");
  52   CHECK_RET_CONST_DOUBLE (pow (i, i), "pow (i, i)");
  53   CHECK_RET_CONST_DOUBLE (pow (i, f), "pow (i, f)");
  54   CHECK_RET_CONST_DOUBLE (pow (i, d), "pow (i, d)");
  55   CHECK_RET_CONST_DOUBLE (pow (f, i), "pow (f, i)");
  56   CHECK_RET_CONST_DOUBLE (pow (d, i), "pow (d, i)");
  57   CHECK_RET_CONST_DOUBLE (fma (i, i, i), "fma (i, i, i)");
  58   CHECK_RET_CONST_DOUBLE (fma (f, i, i), "fma (f, i, i)");
  59   CHECK_RET_CONST_DOUBLE (fma (i, f, i), "fma (i, f, i)");
  60   CHECK_RET_CONST_DOUBLE (fma (i, i, f), "fma (i, i, f)");
  61   CHECK_RET_CONST_DOUBLE (fma (d, i, i), "fma (d, i, i)");
  62   CHECK_RET_CONST_DOUBLE (fma (i, d, i), "fma (i, d, i)");
  63   CHECK_RET_CONST_DOUBLE (fma (i, i, d), "fma (i, i, d)");
  64
  65   return errors != 0;
  66 }
  67
  68 #define TEST_FUNCTION do_test ()
  69 #include "../test-skeleton.c"