60 lines
1.5 KiB
C
60 lines
1.5 KiB
C
/* This testcase is part of GDB, the GNU debugger.
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Copyright 2009-2018 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include <assert.h>
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int
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init_stub (int arg)
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{
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return 0;
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}
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/* Make differentiation of how the gnu_ifunc call resolves before and after
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calling gnu_ifunc_pre. This ensures the resolved function address is not
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being cached anywhere for the debugging purposes. */
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volatile int gnu_ifunc_initialized;
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/* This stores the argument received by the ifunc resolver. */
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volatile unsigned long resolver_hwcap = -1;
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static void
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gnu_ifunc_pre (void)
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{
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assert (!gnu_ifunc_initialized);
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gnu_ifunc_initialized = 1;
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}
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extern int gnu_ifunc (int arg);
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int
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main (void)
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{
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int i;
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gnu_ifunc_pre ();
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i = gnu_ifunc (1); /* break-at-call */
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assert (i == 2);
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gnu_ifunc (2); /* break-at-nextcall */
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return 0; /* break-at-exit */
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}
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