63 lines
1.6 KiB
C
63 lines
1.6 KiB
C
/* This testcase is part of GDB, the GNU debugger.
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Copyright 2012-2015 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 <pthread.h>
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#ifdef SYMBOL_PREFIX
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#define SYMBOL(str) SYMBOL_PREFIX #str
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#else
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#define SYMBOL(str) #str
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#endif
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/* Called from asm. */
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static void __attribute__((used))
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func (void)
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{}
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static void *
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thread_function(void *arg)
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{
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/* `set_point1' is the label at which to set a fast tracepoint. The
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insn at the label must be large enough to fit a fast tracepoint
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jump. */
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asm (" .global " SYMBOL(set_point1) "\n"
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SYMBOL(set_point1) ":\n"
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#if (defined __x86_64__ || defined __i386__)
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" call " SYMBOL(func) "\n"
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#endif
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);
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}
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static void
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end (void)
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{}
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int
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main (int argc, char *argv[], char *envp[])
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{
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pthread_t threads[2];
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int i;
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for (i = 0; i < 2; i++)
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pthread_create (&threads[i], NULL, thread_function, NULL);
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for (i = 0; i < 2; i++)
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pthread_join (threads[i], NULL);
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end ();
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return 0;
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}
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