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// PR optimization/12965
// Origin: <qboosh@pld-linux.org>
// Reduced testcase: Falk Hueffner <falk@debian.org>
// This ICEd on Alpha because the reload pass emitted save/restore
// insns around a no-return call.
// { dg-do compile }
// { dg-options "-O2" }
template <typename _Alloc> class allocator;
template <class _CharT> struct char_traits;
template <typename _CharT,
typename _Traits = char_traits<_CharT>,
typename _Alloc = allocator<_CharT> >
class basic_string;
typedef basic_string<char> string;
static inline int __exchange_and_add(volatile int * __mem, int __val) {
int __result;
asm("" : "=&r"(__result));
return __result;
}
template<typename _Tp> struct allocator {
allocator() throw() { }
allocator(const allocator &) throw() {}
};
template<typename _CharT, typename _Traits, typename _Alloc>
struct basic_string {
typedef _Alloc allocator_type;
struct _Rep {
int _M_references;
void _M_dispose(const _Alloc & __a) {
if (__exchange_and_add(&_M_references, -1) <= 0)
_M_destroy(__a);
} void _M_destroy(const _Alloc &) throw();
};
struct _Alloc_hider : _Alloc {
_CharT *_M_p;
};
mutable _Alloc_hider _M_dataplus;
_CharT *_M_data() const { return _M_dataplus._M_p; }
_Rep *_M_rep() const {
return &((reinterpret_cast<_Rep *>(_M_data()))[-1]);
}
basic_string();
basic_string(const _CharT * __s, const _Alloc & __a = _Alloc());
~basic_string() {
_M_rep()->_M_dispose(this->get_allocator());
}
allocator_type get_allocator() const { return _M_dataplus; }
};
struct Egeneric {
void stack(const string & passage, const string & message = "") { }
};
struct infinint {
void detruit() throw(Egeneric);
template<class T> void infinint_from(T a) throw(Egeneric);
infinint(long a = 0) throw(Egeneric) {
try {
infinint_from(a);
} catch(Egeneric& e) {
e.stack("infinint::infinint", "long");
}
}
~infinint() throw(Egeneric) {
try {
detruit();
} catch(Egeneric& e) { }
}
};
struct inode {
string x;
infinint a, c;
infinint ea_offset;
inode();
};
inode::inode()
{
ea_offset = 0;
}
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