diff options
Diffstat (limited to 'gcc/testsuite/g++.dg/eh/unwind2.C')
-rw-r--r-- | gcc/testsuite/g++.dg/eh/unwind2.C | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/eh/unwind2.C b/gcc/testsuite/g++.dg/eh/unwind2.C new file mode 100644 index 000000000..d6181c8c0 --- /dev/null +++ b/gcc/testsuite/g++.dg/eh/unwind2.C @@ -0,0 +1,94 @@ +// PR debug/43290 +// { dg-do compile } +// { dg-options "-O2" } +// { dg-options "-O3 -mavx -fPIC -mtune=core2" { target { { i?86-*-* x86_64-*-* } && { ilp32 && fpic } } } } + +namespace std +{ + template <class> struct char_traits; +} +typedef struct { union { char __wchb[4]; }; } mbstate_t; +namespace std +{ + template <typename _StateT> struct fpos + { + long long _M_off; + _StateT _M_state; + fpos (long long):_M_off (), _M_state () { } + _StateT state () { return _M_state; } + }; + typedef fpos <mbstate_t> streampos; +} +namespace std +{ + template <> struct char_traits <char> + { + typedef streampos pos_type; + typedef long long off_type; + typedef mbstate_t state_type; + }; +} +struct pthread_mutex_t; +namespace +{ + enum _Ios_Openmode { _S_in = 3, _S_out }; + enum _Ios_Seekdir { _S_beg }; + struct ios_base + { + typedef _Ios_Openmode openmode; + static const openmode in = _S_in; + static const openmode out = _S_out; + typedef _Ios_Seekdir seekdir; + static const seekdir beg = _S_beg; + }; + template < typename _CharT, typename > struct basic_streambuf + { + typedef _CharT char_type; + char_type * _M_in_beg; + char_type *eback () { return _M_in_beg; } + char_type *gptr () {} + }; +} +namespace std +{ + typedef struct pthread_mutex_t __c_lock; + template <typename> class __basic_file; + template <> struct __basic_file <char> + { + __basic_file (__c_lock * = 0); + bool is_open (); + }; + template <typename _CharT, typename _Traits> struct basic_filebuf : public basic_streambuf <_CharT, _Traits> + { + typedef _CharT char_type; + typedef _Traits traits_type; + typedef typename traits_type::pos_type pos_type; + typedef typename traits_type::off_type off_type; + typedef __basic_file < char >__file_type; + typedef typename traits_type::state_type __state_type; + __file_type _M_file; + char_type *_M_pback_cur_save; + bool _M_pback_init; + void _M_destroy_pback () throw () + { + _M_pback_cur_save += this->gptr () != this->eback (); + _M_pback_init = false; + } + bool is_open () throw () { return _M_file.is_open (); } + pos_type seekpos (pos_type, ios_base::openmode = ios_base::in | ios_base::out); + pos_type _M_seek (off_type, ios_base::seekdir, __state_type); + }; + template <typename _CharT, typename _Traits> + typename basic_filebuf <_CharT, _Traits>::pos_type + basic_filebuf <_CharT, _Traits>::seekpos (pos_type __pos, ios_base::openmode) + { + pos_type __ret = (off_type ()); + if (this->is_open ()) + { + _M_destroy_pback (); + __ret = _M_seek (off_type (), ios_base::beg, __pos.state ()); + } + return __ret; + } + template class basic_filebuf <char, char_traits <char> >; +} |