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// HP-UX libunwind.so doesn't provide _UA_END_OF_STACK.
// { dg-do run { xfail "ia64-hp-hpux11.*" } }
// Test that forced unwinding runs all cleanups. Also tests that
// rethrowing doesn't call the exception object destructor.
#include <unwind.h>
#include <stdlib.h>
#include <string.h>
static int test = 0;
static _Unwind_Reason_Code
force_unwind_stop (int version, _Unwind_Action actions,
_Unwind_Exception_Class exc_class,
struct _Unwind_Exception *exc_obj,
struct _Unwind_Context *context,
void *stop_parameter)
{
if (actions & _UA_END_OF_STACK)
{
if (test != 15)
abort ();
exit (0);
}
return _URC_NO_REASON;
}
static void
force_unwind_cleanup (_Unwind_Reason_Code, struct _Unwind_Exception *)
{
abort ();
}
static void force_unwind ()
{
_Unwind_Exception *exc = new _Unwind_Exception;
// exception_class might not be a scalar.
memset (&exc->exception_class, 0, sizeof (exc->exception_class));
exc->exception_cleanup = force_unwind_cleanup;
#ifndef __USING_SJLJ_EXCEPTIONS__
_Unwind_ForcedUnwind (exc, force_unwind_stop, 0);
#else
_Unwind_SjLj_ForcedUnwind (exc, force_unwind_stop, 0);
#endif
abort ();
}
struct S
{
int bit;
S(int b) : bit(b) { }
~S() { test |= bit; }
};
static __attribute__ ((noinline)) void doit ()
{
try {
S four(4);
try {
S one(1);
force_unwind ();
} catch(...) {
test |= 2;
throw;
}
} catch(...) {
test |= 8;
throw;
}
}
int main()
{
doit ();
abort ();
}
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