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/* This testcase is part of GDB, the GNU debugger.
Copyright 2009-2019 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/>. */
#include <assert.h>
int
init_stub (int arg)
{
return 0;
}
/* Make differentiation of how the gnu_ifunc call resolves before and after
calling gnu_ifunc_pre. This ensures the resolved function address is not
being cached anywhere for the debugging purposes. */
volatile int gnu_ifunc_initialized;
/* This stores the argument received by the ifunc resolver. */
volatile unsigned long resolver_hwcap = -1;
static void
gnu_ifunc_pre (void)
{
assert (!gnu_ifunc_initialized);
gnu_ifunc_initialized = 1;
}
extern int gnu_ifunc (int arg);
int
main (void)
{
int i;
gnu_ifunc_pre ();
i = gnu_ifunc (1); /* break-at-call */
assert (i == 2);
gnu_ifunc (2); /* break-at-nextcall */
return 0; /* break-at-exit */
}
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