EXCEPTION_SPECIFICATION.cpp

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// checking exception specification
 
 
#include "config.h"
 
#include <signal.h>
#include <stdlib.h>
#include <stdio.h>
 
#ifndef _RWSTD_NO_HONOR_STD
#  ifdef _RWSTD_NO_STD_TERMINATE
 
namespace std {
 
void terminate ()
{
    abort ();
}
 
}   // std
 
#  endif   // _RWSTD_NO_STD_TERMINATE
#endif   // _RWSTD_NO_HONOR_STD
 
extern "C" {
 
void handle_ABRT (int)
{
    // exit successfully
    exit (0);
}
 
}   // extern "C"
 
// test functionality; 
struct X {};
struct Y {};
 
void foobar () { throw Y (); }
void foo () throw (X) { foobar (); }
 
// test syntax
void bar (int) throw (int) {}
 
struct A { };
struct B
{
     B () throw (A*) { }
    ~B () throw ()   { }
};
 
int main ()
{
    signal (SIGABRT, handle_ABRT);
 
    try {
        // must not return
        foo ();
    }
    catch (X) {
        return 1;
    }
    catch (Y) {
        return 2;
    }
    catch (...) {
        return 3;
    }
 
    return 4;
}