gdb/testsuite/gdb.fortran/mixed-lang-stack.c

   1 /* Copyright 2020-2023 Free Software Foundation, Inc.
   2
   3    This program is free software; you can redistribute it and/or modify
   4    it under the terms of the GNU General Public License as published by
   5    the Free Software Foundation; either version 3 of the License, or
   6    (at your option) any later version.
   7
   8    This program is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11    GNU General Public License for more details.
  12
  13    You should have received a copy of the GNU General Public License
  14    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  15
  16 #include <stdio.h>
  17 #include <complex.h>
  18 #include <string.h>
  19
  20 struct some_struct
  21 {
  22   float a, b;
  23 };
  24
  25 /* See https://gcc.gnu.org/onlinedocs/gfortran/\
  26      Argument-passing-conventions.html.  */
  27 #if !defined (__GNUC__) || __GNUC__ > 7
  28 typedef size_t fortran_charlen_t;
  29 #else
  30 typedef int fortran_charlen_t;
  31 #endif
  32
  33 extern void mixed_func_1d_ (int *, float *, double *, complex float *,
  34                             char *, fortran_charlen_t);
  35
  36 void
  37 mixed_func_1c (int a, float b, double c, complex float d, char *f,
  38                struct some_struct *g)
  39 {
  40   printf ("a = %d, b = %f, c = %e, d = (%f + %fi)\n", a, b, c,
  41           creal(d), cimag(d));
  42
  43   char *string = "this is a string from C";
  44   mixed_func_1d_ (&a, &b, &c, &d, string, strlen (string));
  45 }