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0001 /*
0002  * test/stacktrace.cpp
0003  * Copyright 2013 Google Inc. All Rights Reserved.
0004  *
0005  * Permission is hereby granted, free of charge, to any person obtaining a copy
0006  * of this software and associated documentation files (the "Software"), to deal
0007  * in the Software without restriction, including without limitation the rights
0008  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
0009  * copies of the Software, and to permit persons to whom the Software is
0010  * furnished to do so, subject to the following conditions:
0011  *
0012  * The above copyright notice and this permission notice shall be included in
0013  * all copies or substantial portions of the Software.
0014  *
0015  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
0016  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0017  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
0018  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
0019  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
0020  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
0021  * SOFTWARE.
0022  */
0023 
0024 #include "backward.hpp"
0025 #include "test/test.hpp"
0026 #include <cstdio>
0027 #include <iostream>
0028 
0029 using namespace backward;
0030 
0031 void collect_trace(StackTrace &st) { st.load_here(); }
0032 
0033 TEST(minitrace) {
0034   Printer printer;
0035 
0036   StackTrace st;
0037   collect_trace(st);
0038 
0039   printer.print(st, std::cout);
0040 }
0041 
0042 void d(StackTrace &st) { st.load_here(); }
0043 
0044 void c(StackTrace &st) { return d(st); }
0045 
0046 void b(StackTrace &st) { return c(st); }
0047 
0048 NOINLINE void a(StackTrace &st) { return b(st); }
0049 
0050 TEST(smalltrace) {
0051   Printer printer;
0052 
0053   StackTrace st;
0054   a(st);
0055 
0056   printer.print(st, std::cout);
0057 }