gdb/testsuite/gdb.compile/compile-cplus-mod.c

/* This testcase is part of GDB, the GNU debugger.

   Copyright 2014-2021 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 <http://www.gnu.org/licenses/>.  */

extern "C" void
_gdb_expr ()
{
  // Make 'globalvar' lookup working.
#pragma GCC push_user_expression

  globalvar = 3;
  globalvar += 4;

#pragma GCC pop_user_expression
}