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crash-course-5.2.cc
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crash-course-5.2.cc
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/*
* Copyright (C) 2012 Nicolas P. Rougier
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include <iostream>
#include <typeinfo>
#include <exception>
class Foo
{ virtual void method( void ) { } };
class Bar : public Foo
{ };
void unexpected( void )
{ throw; }
void function( void ) throw( int, std::bad_exception )
{ throw 'x'; }
int main( int argc, char **argv )
{
// Bad alloc
try
{
int * array = new int[-1];
int i = 0;
i = array[0];
}
catch( std::bad_alloc & e )
{
std::cerr << "bad_alloc caught: " << e.what() << std::endl;
}
// Bad cast
try
{
Foo f;
Bar & b = dynamic_cast<Bar &>( f );
}
catch( std::bad_cast & e )
{
std::cerr << "bad_cast caught: " << e.what() << std::endl;
}
// Bad exception
std::set_unexpected( unexpected );
try {
function();
}
catch( int )
{
std::cerr << "caught int" << std::endl;
}
catch( std::bad_exception e )
{
std::cerr << "bad_exception caught " << e.what() << std::endl;
}
return 0;
}