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1 /* edtest2.c -- Test for libbacktrace storage allocation stress handling (p2)
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145
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2 Copyright (C) 2017-2020 Free Software Foundation, Inc.
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111
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3
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4 Redistribution and use in source and binary forms, with or without
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5 modification, are permitted provided that the following conditions are
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6 met:
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7
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8 (1) Redistributions of source code must retain the above copyright
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9 notice, this list of conditions and the following disclaimer.
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10
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11 (2) Redistributions in binary form must reproduce the above copyright
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12 notice, this list of conditions and the following disclaimer in
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13 the documentation and/or other materials provided with the
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14 distribution.
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15
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16 (3) The name of the author may not be used to
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17 endorse or promote products derived from this software without
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18 specific prior written permission.
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19
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20 THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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21 IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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22 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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23 DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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24 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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25 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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26 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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27 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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28 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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29 IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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30 POSSIBILITY OF SUCH DAMAGE. */
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31
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32 /* This file intentionally written without any #include's
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33 */
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34
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35 extern int f3(int, int);
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36 extern int f2(int);
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37
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38 int f2(int x)
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39 {
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40 /* Returning a value here and elsewhere avoids a tailcall which
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41 would mess up the backtrace. */
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42 return f3(x, __LINE__) + 3;
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43 }
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