# This file is part of ltrace.
# Copyright (C) 2012 Petr Machata, Red Hat 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 2 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, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
# 02110-1301 USA

set bin [ltraceCompile {} [ltraceSource c {
    __attribute__((noinline)) void this(void) {}
    __attribute__((noinline)) void that(void) {}
    int main(int i) {
	for (i = 0; i < 12; ++i) {
	    this();
	    that();
	}
    }
}]]

ltraceMatch [ltraceRun -L -xthis -- $bin] {
    {{this\(.*\)} == 12}
    {that == 0}
}

ltraceDone
