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/* This testcase is part of GDB, the GNU debugger.
Copyright 2008-2017 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/>. */
/*
* Test restoration of machine state
*/
extern void hide (int);
/* Test register variable
Requires -- compiler honors 'register'. */
void
register_state (void)
{
register int a = 0;
hide (a); /* External function to defeat optimization. */
a++; /* register_state: set breakpoint here */
hide (a); /* register post-change */
}
/* Test auto variable (whatever that means). */
void
auto_state (void)
{
auto int a = 0;
hide (a); /* External function to defeat optimization. */
a++; /* auto_state: set breakpoint here */
hide (a); /* auto post-change */
}
/* Test function-static variable. */
void
function_static_state (void)
{
static int a = 0;
hide (a); /* External function to defeat optimization. */
a++; /* function_static_state: set breakpoint here */
hide (a); /* function static post-change */
}
/* Test module-static variable. */
static int astatic;
void
module_static_state (void)
{
astatic = 0;
hide (astatic); /* External function to defeat optimization. */
astatic++; /* module_static_state: set breakpoint here */
hide (astatic); /* module static post-change */
}
/* Test module-global variable. */
int aglobal;
void
module_global_state (void)
{
aglobal = 0;
hide (aglobal); /* External function to defeat optimization. */
aglobal++; /* module_global_state: set breakpoint here */
hide (aglobal); /* module global post-change */
}
/* main test driver */
int
main (int argc, char **argv)
{
register_state (); /* begin main */
auto_state ();
function_static_state ();
module_static_state ();
module_global_state ();
return 0; /* end main */
}
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