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// Test __cxa_vec routines
// Copyright (C) 2000 Free Software Foundation, Inc.
// Contributed by Nathan Sidwell 7 Apr 2000 <nathan@nathan@codesourcery.com>
#if defined (__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100
#include <cxxabi.h>
#include <stdio.h>
#include <new>
#include <stdlib.h>
#include <setjmp.h>
static int ctor_count = 0;
static int dtor_count = 0;
static bool dtor_repeat = false;
// our pseudo ctors and dtors
static void ctor (void *)
{
if (!ctor_count)
throw 1;
ctor_count--;
}
static void dtor (void *)
{
if (!dtor_count)
{
if (!dtor_repeat)
dtor_count--;
throw 1;
}
dtor_count--;
}
// track new and delete
static int blocks = 0;
void *operator new[] (std::size_t size) throw (std::bad_alloc)
{
void *ptr = malloc (size);
if (!ptr)
throw std::bad_alloc ();
blocks++;
return ptr;
}
void operator delete[] (void *ptr) throw ()
{
if (ptr)
{
free (ptr);
blocks--;
}
}
static jmp_buf jump;
// allocate and delete an array with no problems
void test0 ()
{
static bool started = false;
if (!started)
{
started = true;
std::set_terminate (test0);
ctor_count = dtor_count = 5;
dtor_repeat = false;
blocks = 0;
try
{
void *ary = abi::__cxa_vec_new (5, 1, sizeof (std::size_t), ctor, dtor);
abi::__cxa_vec_delete (ary, 1, sizeof (std::size_t), dtor);
if (ctor_count || dtor_count || blocks)
longjmp (jump, 1);
}
catch (...)
{
longjmp (jump, 2);
}
}
else
{
longjmp (jump, 3);
}
return;
}
// allocate and delete an array with exception on ctor
void test1 ()
{
static bool started = false;
if (!started)
{
started = true;
std::set_terminate (test1);
ctor_count = dtor_count = 5;
dtor_repeat = false;
blocks = 0;
ctor_count = 4;
try
{
void *ary = abi::__cxa_vec_new (5, 1, sizeof (std::size_t), ctor, dtor);
longjmp (jump, 1);
}
catch (...)
{
// we expect to get here
if (ctor_count || dtor_count != 1 || blocks)
longjmp (jump, 2);
}
}
else
{
longjmp (jump, 3);
}
return;
}
// allocate and delete an array with exception on dtor
void test2 ()
{
static bool started = false;
if (!started)
{
started = true;
std::set_terminate (test2);
ctor_count = dtor_count = 5;
dtor_repeat = false;
blocks = 0;
dtor_count = 3;
try
{
void *ary = abi::__cxa_vec_new (5, 1, sizeof (std::size_t), ctor, dtor);
abi::__cxa_vec_delete (ary, 1, sizeof (std::size_t), dtor);
longjmp (jump, 1);
}
catch (...)
{
// we expect to get here
if (ctor_count || dtor_count != -2u || blocks)
longjmp (jump, 2);
}
}
else
{
longjmp (jump, 3);
}
return;
}
// allocate an array with double exception on dtor
void test3 ()
{
static bool started = false;
if (!started)
{
started = true;
std::set_terminate (test3);
ctor_count = dtor_count = 5;
dtor_repeat = false;
blocks = 0;
dtor_count = 3;
dtor_repeat = true;
try
{
void *ary = abi::__cxa_vec_new (5, 1, sizeof (std::size_t), ctor, dtor);
abi::__cxa_vec_delete (ary, 1, sizeof (std::size_t), dtor);
longjmp (jump, 1);
}
catch (...)
{
// we do not expect to get here
longjmp (jump, 2);
}
}
else
{
// we expect to get here (via terminate)
if (ctor_count || dtor_count || blocks != 1)
longjmp (jump, 3);
longjmp (jump, -1);
}
return;
}
// allocate an array with exception on ctor and exception in cleanup
void test4 ()
{
static bool started = false;
if (!started)
{
started = true;
std::set_terminate (test4);
ctor_count = dtor_count = 5;
dtor_repeat = false;
blocks = 0;
ctor_count = 3;
dtor_count = 2;
try
{
void *ary = abi::__cxa_vec_new (5, 1, sizeof (std::size_t), ctor, dtor);
longjmp (jump, 1);
}
catch (...)
{
// we do not expect to get here
longjmp (jump, 2);
}
}
else
{
// we expect to get here (via terminate)
if (ctor_count || dtor_count != -1u || blocks != 1)
longjmp (jump, 3);
longjmp (jump, -1);
}
return;
}
static void (*tests[])() =
{
test0,
test1,
test2,
test3,
test4,
NULL
};
int main ()
{
int ix;
int n;
int errors = 0;
for (ix = 0; tests[ix]; ix++)
{
if (n = setjmp (jump))
{
if (n > 0)
{
printf ("test %d failed %d\n", ix, n);
errors++;
}
}
else
tests[ix] ();
}
return errors;
}
#else
int main ()
{
return 0;
}
#endif
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