From fa5cc2db547120c41a1f1708039ad54b9dd171ea Mon Sep 17 00:00:00 2001 From: =?utf8?q?Fran=C3=A7ois=20Dumont?= Date: Wed, 20 May 2015 19:44:25 +0000 Subject: [PATCH] formatter.h (_GLIBCXX_TYPEID): New macro to simplify usage of typeid. MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit 2015-05-20 François Dumont * include/debug/formatter.h (_GLIBCXX_TYPEID): New macro to simplify usage of typeid. (_Error_formatter::_M_print_type): New. * src/c++11/debug.cc (_Error_formatter::_Parameter::_M_print_field): Use latter. (_Error_formatter::_M_print_type): Implement latter using __cxaabiv1::__cxa_demangle to print demangled type name. From-SVN: r223455 --- libstdc++-v3/ChangeLog | 8 + libstdc++-v3/include/debug/formatter.h | 170 +++++------ libstdc++-v3/src/c++11/debug.cc | 371 +++++++++++++------------ 3 files changed, 271 insertions(+), 278 deletions(-) diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index 773c1dd62f8..5797c970f4b 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,5 +1,13 @@ 2015-05-20 François Dumont + * include/debug/formatter.h (_GLIBCXX_TYPEID): New macro to simplify + usage of typeid. + (_Error_formatter::_M_print_type): New. + * src/c++11/debug.cc + (_Error_formatter::_Parameter::_M_print_field): Use latter. + (_Error_formatter::_M_print_type): Implement latter using + __cxaabiv1::__cxa_demangle to print demangled type name. + * include/bits/cpp_type_traits.h (std::move_iterator): Delete declaration. (std::__is_move_iterator): Move partial specialization... diff --git a/libstdc++-v3/include/debug/formatter.h b/libstdc++-v3/include/debug/formatter.h index 6767cd92608..32dcf92ac59 100644 --- a/libstdc++-v3/include/debug/formatter.h +++ b/libstdc++-v3/include/debug/formatter.h @@ -31,7 +31,17 @@ #include #include -#include + +#if __cpp_rtti +# include +# define _GLIBCXX_TYPEID(_Type) &typeid(_Type) +#else +namespace std +{ + class type_info; +} +# define _GLIBCXX_TYPEID(_Type) 0 +#endif namespace __gnu_debug { @@ -134,11 +144,11 @@ namespace __gnu_debug enum _Iterator_state { __unknown_state, - __singular, // singular, may still be attached to a sequence - __begin, // dereferenceable, and at the beginning - __middle, // dereferenceable, not at the beginning - __end, // past-the-end, may be at beginning if sequence empty - __before_begin, // before begin + __singular, // singular, may still be attached to a sequence + __begin, // dereferenceable, and at the beginning + __middle, // dereferenceable, not at the beginning + __end, // past-the-end, may be at beginning if sequence empty + __before_begin, // before begin __last_state }; @@ -163,48 +173,48 @@ namespace __gnu_debug // When _M_kind == __iterator struct { - const char* _M_name; - const void* _M_address; - const type_info* _M_type; - _Constness _M_constness; - _Iterator_state _M_state; - const void* _M_sequence; - const type_info* _M_seq_type; + const char* _M_name; + const void* _M_address; + const type_info* _M_type; + _Constness _M_constness; + _Iterator_state _M_state; + const void* _M_sequence; + const type_info* _M_seq_type; } _M_iterator; // When _M_kind == __sequence struct { - const char* _M_name; - const void* _M_address; - const type_info* _M_type; + const char* _M_name; + const void* _M_address; + const type_info* _M_type; } _M_sequence; // When _M_kind == __integer struct { - const char* _M_name; - long _M_value; + const char* _M_name; + long _M_value; } _M_integer; // When _M_kind == __string struct { - const char* _M_name; - const char* _M_value; + const char* _M_name; + const char* _M_value; } _M_string; } _M_variant; _Parameter() : _M_kind(__unused_param), _M_variant() { } - _Parameter(long __value, const char* __name) + _Parameter(long __value, const char* __name) : _M_kind(__integer), _M_variant() { _M_variant._M_integer._M_name = __name; _M_variant._M_integer._M_value = __value; } - _Parameter(const char* __value, const char* __name) + _Parameter(const char* __value, const char* __name) : _M_kind(__string), _M_variant() { _M_variant._M_string._M_name = __name; @@ -212,27 +222,19 @@ namespace __gnu_debug } template - _Parameter(const _Safe_iterator<_Iterator, _Sequence>& __it, + _Parameter(const _Safe_iterator<_Iterator, _Sequence>& __it, const char* __name, _Is_iterator) : _M_kind(__iterator), _M_variant() - { + { _M_variant._M_iterator._M_name = __name; _M_variant._M_iterator._M_address = &__it; -#if __cpp_rtti - _M_variant._M_iterator._M_type = &typeid(__it); -#else - _M_variant._M_iterator._M_type = 0; -#endif + _M_variant._M_iterator._M_type = _GLIBCXX_TYPEID(__it); _M_variant._M_iterator._M_constness = std::__are_same<_Safe_iterator<_Iterator, _Sequence>, - typename _Sequence::iterator>:: + typename _Sequence::iterator>:: __value ? __mutable_iterator : __const_iterator; _M_variant._M_iterator._M_sequence = __it._M_get_sequence(); -#if __cpp_rtti - _M_variant._M_iterator._M_seq_type = &typeid(_Sequence); -#else - _M_variant._M_iterator._M_seq_type = 0; -#endif + _M_variant._M_iterator._M_seq_type = _GLIBCXX_TYPEID(_Sequence); if (__it._M_singular()) _M_variant._M_iterator._M_state = __singular; @@ -256,21 +258,13 @@ namespace __gnu_debug { _M_variant._M_iterator._M_name = __name; _M_variant._M_iterator._M_address = &__it; -#if __cpp_rtti - _M_variant._M_iterator._M_type = &typeid(__it); -#else - _M_variant._M_iterator._M_type = 0; -#endif + _M_variant._M_iterator._M_type = _GLIBCXX_TYPEID(__it); _M_variant._M_iterator._M_constness = std::__are_same<_Safe_local_iterator<_Iterator, _Sequence>, - typename _Sequence::local_iterator>:: + typename _Sequence::local_iterator>:: __value ? __mutable_iterator : __const_iterator; _M_variant._M_iterator._M_sequence = __it._M_get_sequence(); -#if __cpp_rtti - _M_variant._M_iterator._M_seq_type = &typeid(_Sequence); -#else - _M_variant._M_iterator._M_seq_type = 0; -#endif + _M_variant._M_iterator._M_seq_type = _GLIBCXX_TYPEID(_Sequence); if (__it._M_singular()) _M_variant._M_iterator._M_state = __singular; @@ -286,16 +280,12 @@ namespace __gnu_debug } template - _Parameter(const _Type*& __it, const char* __name, _Is_iterator) - : _M_kind(__iterator), _M_variant() - { + _Parameter(const _Type*& __it, const char* __name, _Is_iterator) + : _M_kind(__iterator), _M_variant() + { _M_variant._M_iterator._M_name = __name; _M_variant._M_iterator._M_address = &__it; -#if __cpp_rtti - _M_variant._M_iterator._M_type = &typeid(__it); -#else - _M_variant._M_iterator._M_type = 0; -#endif + _M_variant._M_iterator._M_type = _GLIBCXX_TYPEID(__it); _M_variant._M_iterator._M_constness = __mutable_iterator; _M_variant._M_iterator._M_state = __it? __unknown_state : __singular; _M_variant._M_iterator._M_sequence = 0; @@ -303,16 +293,12 @@ namespace __gnu_debug } template - _Parameter(_Type*& __it, const char* __name, _Is_iterator) - : _M_kind(__iterator), _M_variant() - { + _Parameter(_Type*& __it, const char* __name, _Is_iterator) + : _M_kind(__iterator), _M_variant() + { _M_variant._M_iterator._M_name = __name; _M_variant._M_iterator._M_address = &__it; -#if __cpp_rtti - _M_variant._M_iterator._M_type = &typeid(__it); -#else - _M_variant._M_iterator._M_type = 0; -#endif + _M_variant._M_iterator._M_type = _GLIBCXX_TYPEID(__it); _M_variant._M_iterator._M_constness = __const_iterator; _M_variant._M_iterator._M_state = __it? __unknown_state : __singular; _M_variant._M_iterator._M_sequence = 0; @@ -320,16 +306,12 @@ namespace __gnu_debug } template - _Parameter(const _Iterator& __it, const char* __name, _Is_iterator) - : _M_kind(__iterator), _M_variant() - { + _Parameter(const _Iterator& __it, const char* __name, _Is_iterator) + : _M_kind(__iterator), _M_variant() + { _M_variant._M_iterator._M_name = __name; _M_variant._M_iterator._M_address = &__it; -#if __cpp_rtti - _M_variant._M_iterator._M_type = &typeid(__it); -#else - _M_variant._M_iterator._M_type = 0; -#endif + _M_variant._M_iterator._M_type = _GLIBCXX_TYPEID(__it); _M_variant._M_iterator._M_constness = __unknown_constness; _M_variant._M_iterator._M_state = __gnu_debug::__check_singular(__it)? __singular : __unknown_state; @@ -338,31 +320,23 @@ namespace __gnu_debug } template - _Parameter(const _Safe_sequence<_Sequence>& __seq, + _Parameter(const _Safe_sequence<_Sequence>& __seq, const char* __name, _Is_sequence) - : _M_kind(__sequence), _M_variant() - { + : _M_kind(__sequence), _M_variant() + { _M_variant._M_sequence._M_name = __name; _M_variant._M_sequence._M_address = static_cast(&__seq); -#if __cpp_rtti - _M_variant._M_sequence._M_type = &typeid(_Sequence); -#else - _M_variant._M_sequence._M_type = 0; -#endif + _M_variant._M_sequence._M_type = _GLIBCXX_TYPEID(_Sequence); } template - _Parameter(const _Sequence& __seq, const char* __name, _Is_sequence) - : _M_kind(__sequence), _M_variant() - { + _Parameter(const _Sequence& __seq, const char* __name, _Is_sequence) + : _M_kind(__sequence), _M_variant() + { _M_variant._M_sequence._M_name = __name; _M_variant._M_sequence._M_address = &__seq; -#if __cpp_rtti - _M_variant._M_sequence._M_type = &typeid(_Sequence); -#else - _M_variant._M_sequence._M_type = 0; -#endif + _M_variant._M_sequence._M_type = _GLIBCXX_TYPEID(_Sequence); } void @@ -438,21 +412,25 @@ namespace __gnu_debug void _M_print_string(const char* __string) const; + void + _M_print_type(const type_info* __info, + const char* __unknown_name) const; + void _M_get_max_length() const throw (); enum { __max_parameters = 9 }; - const char* _M_file; - std::size_t _M_line; - mutable _Parameter _M_parameters[__max_parameters]; - mutable std::size_t _M_num_parameters; - mutable const char* _M_text; - mutable std::size_t _M_max_length; + const char* _M_file; + std::size_t _M_line; + mutable _Parameter _M_parameters[__max_parameters]; + mutable std::size_t _M_num_parameters; + mutable const char* _M_text; + mutable std::size_t _M_max_length; enum { _M_indent = 4 } ; - mutable std::size_t _M_column; - mutable bool _M_first_line; - mutable bool _M_wordwrap; + mutable std::size_t _M_column; + mutable bool _M_first_line; + mutable bool _M_wordwrap; public: static _Error_formatter @@ -461,4 +439,6 @@ namespace __gnu_debug }; } // namespace __gnu_debug +#undef _GLIBCXX_TYPEID + #endif diff --git a/libstdc++-v3/src/c++11/debug.cc b/libstdc++-v3/src/c++11/debug.cc index 5041c9218dc..f51435aa2c4 100644 --- a/libstdc++-v3/src/c++11/debug.cc +++ b/libstdc++-v3/src/c++11/debug.cc @@ -35,6 +35,8 @@ #include #include +#include // for __cxa_demangle + using namespace std; namespace @@ -101,7 +103,7 @@ namespace namespace __gnu_debug { - const char* _S_debug_messages[] = + const char* _S_debug_messages[] = { // General Checks "function requires a valid iterator range [%1.name;, %2.name;)", @@ -182,7 +184,8 @@ namespace __gnu_debug " container only holds %3; buckets", "load factor shall be positive", "allocators must be equal", - "attempt to insert with an iterator range [%1.name;, %2.name;) from this container" + "attempt to insert with an iterator range [%1.name;, %2.name;) from this" + " container" }; void @@ -192,7 +195,7 @@ namespace __gnu_debug __gnu_cxx::__scoped_lock sentry(_M_get_mutex()); detach_all(_M_iterators); _M_iterators = 0; - + detach_all(_M_const_iterators); _M_const_iterators = 0; } @@ -307,7 +310,7 @@ namespace __gnu_debug _M_attach(_Safe_sequence_base* __seq, bool __constant) { _M_detach(); - + // Attach to the new sequence (if there is one) if (__seq) { @@ -316,13 +319,13 @@ namespace __gnu_debug _M_sequence->_M_attach(this, __constant); } } - + void _Safe_iterator_base:: _M_attach_single(_Safe_sequence_base* __seq, bool __constant) throw () { _M_detach_single(); - + // Attach to the new sequence (if there is one) if (__seq) { @@ -366,12 +369,12 @@ namespace __gnu_debug _Safe_iterator_base:: _M_singular() const throw () { return !_M_sequence || _M_version != _M_sequence->_M_version; } - + bool _Safe_iterator_base:: _M_can_compare(const _Safe_iterator_base& __x) const throw () { - return (!_M_singular() + return (!_M_singular() && !__x._M_singular() && _M_sequence == __x._M_sequence); } @@ -390,7 +393,7 @@ namespace __gnu_debug _M_attach(_Safe_sequence_base* __cont, bool __constant) { _M_detach(); - + // Attach to the new container (if there is one) if (__cont) { @@ -399,13 +402,13 @@ namespace __gnu_debug _M_get_container()->_M_attach_local(this, __constant); } } - + void _Safe_local_iterator_base:: _M_attach_single(_Safe_sequence_base* __cont, bool __constant) throw () { _M_detach_single(); - + // Attach to the new container (if there is one) if (__cont) { @@ -442,7 +445,7 @@ namespace __gnu_debug __gnu_cxx::__scoped_lock sentry(_M_get_mutex()); detach_all(_M_iterators); _M_iterators = 0; - + detach_all(_M_const_iterators); _M_const_iterators = 0; @@ -524,151 +527,132 @@ namespace __gnu_debug assert(this->_M_kind != _Parameter::__unused_param); const int __bufsize = 64; char __buf[__bufsize]; - - if (_M_kind == __iterator) - { - if (strcmp(__name, "name") == 0) - { - assert(_M_variant._M_iterator._M_name); - __formatter->_M_print_word(_M_variant._M_iterator._M_name); - } - else if (strcmp(__name, "address") == 0) - { - __formatter->_M_format_word(__buf, __bufsize, "%p", - _M_variant._M_iterator._M_address); - __formatter->_M_print_word(__buf); - } - else if (strcmp(__name, "type") == 0) - { - if (!_M_variant._M_iterator._M_type) - __formatter->_M_print_word(""); - else - // TBD: demangle! - __formatter->_M_print_word(_M_variant._M_iterator. - _M_type->name()); - } - else if (strcmp(__name, "constness") == 0) - { - static const char* __constness_names[__last_constness] = - { - "", - "constant", - "mutable" - }; - __formatter->_M_print_word(__constness_names[_M_variant. - _M_iterator. - _M_constness]); - } - else if (strcmp(__name, "state") == 0) - { - static const char* __state_names[__last_state] = - { - "", - "singular", - "dereferenceable (start-of-sequence)", - "dereferenceable", - "past-the-end", - "before-begin" - }; - __formatter->_M_print_word(__state_names[_M_variant. - _M_iterator._M_state]); - } - else if (strcmp(__name, "sequence") == 0) - { - assert(_M_variant._M_iterator._M_sequence); - __formatter->_M_format_word(__buf, __bufsize, "%p", - _M_variant._M_iterator._M_sequence); - __formatter->_M_print_word(__buf); - } - else if (strcmp(__name, "seq_type") == 0) - { - if (!_M_variant._M_iterator._M_seq_type) - __formatter->_M_print_word(""); - else - // TBD: demangle! - __formatter->_M_print_word(_M_variant._M_iterator. - _M_seq_type->name()); - } - else - assert(false); - } - else if (_M_kind == __sequence) - { - if (strcmp(__name, "name") == 0) - { - assert(_M_variant._M_sequence._M_name); - __formatter->_M_print_word(_M_variant._M_sequence._M_name); - } - else if (strcmp(__name, "address") == 0) - { - assert(_M_variant._M_sequence._M_address); - __formatter->_M_format_word(__buf, __bufsize, "%p", - _M_variant._M_sequence._M_address); - __formatter->_M_print_word(__buf); - } - else if (strcmp(__name, "type") == 0) - { - if (!_M_variant._M_sequence._M_type) - __formatter->_M_print_word(""); - else - // TBD: demangle! - __formatter->_M_print_word(_M_variant._M_sequence. - _M_type->name()); - } - else - assert(false); - } - else if (_M_kind == __integer) - { - if (strcmp(__name, "name") == 0) - { - assert(_M_variant._M_integer._M_name); - __formatter->_M_print_word(_M_variant._M_integer._M_name); - } - else + + switch (_M_kind) + { + case __iterator: + if (strcmp(__name, "name") == 0) + { + assert(_M_variant._M_iterator._M_name); + __formatter->_M_print_word(_M_variant._M_iterator._M_name); + } + else if (strcmp(__name, "address") == 0) + { + __formatter->_M_format_word(__buf, __bufsize, "%p", + _M_variant._M_iterator._M_address); + __formatter->_M_print_word(__buf); + } + else if (strcmp(__name, "type") == 0) + __formatter->_M_print_type(_M_variant._M_iterator._M_type, + ""); + else if (strcmp(__name, "constness") == 0) + { + static const char* __constness_names[__last_constness] = + { + "", + "constant", + "mutable" + }; + __formatter->_M_print_word(__constness_names[_M_variant. + _M_iterator. + _M_constness]); + } + else if (strcmp(__name, "state") == 0) + { + static const char* __state_names[__last_state] = + { + "", + "singular", + "dereferenceable (start-of-sequence)", + "dereferenceable", + "past-the-end", + "before-begin" + }; + __formatter->_M_print_word(__state_names[_M_variant. + _M_iterator._M_state]); + } + else if (strcmp(__name, "sequence") == 0) + { + assert(_M_variant._M_iterator._M_sequence); + __formatter->_M_format_word(__buf, __bufsize, "%p", + _M_variant._M_iterator._M_sequence); + __formatter->_M_print_word(__buf); + } + else if (strcmp(__name, "seq_type") == 0) + __formatter->_M_print_type(_M_variant._M_iterator._M_seq_type, + ""); + else assert(false); - } - else if (_M_kind == __string) - { - if (strcmp(__name, "name") == 0) - { - assert(_M_variant._M_string._M_name); - __formatter->_M_print_word(_M_variant._M_string._M_name); - } - else - assert(false); - } - else - { + break; + case __sequence: + if (strcmp(__name, "name") == 0) + { + assert(_M_variant._M_sequence._M_name); + __formatter->_M_print_word(_M_variant._M_sequence._M_name); + } + else if (strcmp(__name, "address") == 0) + { + assert(_M_variant._M_sequence._M_address); + __formatter->_M_format_word(__buf, __bufsize, "%p", + _M_variant._M_sequence._M_address); + __formatter->_M_print_word(__buf); + } + else if (strcmp(__name, "type") == 0) + __formatter->_M_print_type(_M_variant._M_sequence._M_type, + ""); + else assert(false); - } + break; + case __integer: + if (strcmp(__name, "name") == 0) + { + assert(_M_variant._M_integer._M_name); + __formatter->_M_print_word(_M_variant._M_integer._M_name); + } + else + assert(false); + break; + case __string: + if (strcmp(__name, "name") == 0) + { + assert(_M_variant._M_string._M_name); + __formatter->_M_print_word(_M_variant._M_string._M_name); + } + else + assert(false); + break; + default: + assert(false); + break; + } } - + void _Error_formatter::_Parameter:: _M_print_description(const _Error_formatter* __formatter) const { const int __bufsize = 128; char __buf[__bufsize]; - - if (_M_kind == __iterator) + + switch (_M_kind) { + case __iterator: __formatter->_M_print_word("iterator "); if (_M_variant._M_iterator._M_name) { - __formatter->_M_format_word(__buf, __bufsize, "\"%s\" ", + __formatter->_M_format_word(__buf, __bufsize, "\"%s\" ", _M_variant._M_iterator._M_name); __formatter->_M_print_word(__buf); } - - __formatter->_M_format_word(__buf, __bufsize, "@ 0x%p {\n", + + __formatter->_M_format_word(__buf, __bufsize, "@ 0x%p {\n", _M_variant._M_iterator._M_address); __formatter->_M_print_word(__buf); if (_M_variant._M_iterator._M_type) { __formatter->_M_print_word("type = "); _M_print_field(__formatter, "type"); - + if (_M_variant._M_iterator._M_constness != __unknown_constness) { __formatter->_M_print_word(" ("); @@ -677,14 +661,14 @@ namespace __gnu_debug } __formatter->_M_print_word(";\n"); } - + if (_M_variant._M_iterator._M_state != __unknown_state) { __formatter->_M_print_word(" state = "); _M_print_field(__formatter, "state"); __formatter->_M_print_word(";\n"); } - + if (_M_variant._M_iterator._M_sequence) { __formatter->_M_print_word(" references sequence "); @@ -694,47 +678,49 @@ namespace __gnu_debug _M_print_field(__formatter, "seq_type"); __formatter->_M_print_word("' "); } - - __formatter->_M_format_word(__buf, __bufsize, "@ 0x%p\n", + + __formatter->_M_format_word(__buf, __bufsize, "@ 0x%p\n", _M_variant._M_iterator._M_sequence); __formatter->_M_print_word(__buf); } __formatter->_M_print_word("}\n"); - } - else if (_M_kind == __sequence) - { + break; + case __sequence: __formatter->_M_print_word("sequence "); if (_M_variant._M_sequence._M_name) { - __formatter->_M_format_word(__buf, __bufsize, "\"%s\" ", + __formatter->_M_format_word(__buf, __bufsize, "\"%s\" ", _M_variant._M_sequence._M_name); __formatter->_M_print_word(__buf); } - - __formatter->_M_format_word(__buf, __bufsize, "@ 0x%p {\n", + + __formatter->_M_format_word(__buf, __bufsize, "@ 0x%p {\n", _M_variant._M_sequence._M_address); __formatter->_M_print_word(__buf); - + if (_M_variant._M_sequence._M_type) { __formatter->_M_print_word(" type = "); _M_print_field(__formatter, "type"); __formatter->_M_print_word(";\n"); - } + } __formatter->_M_print_word("}\n"); + break; + default: + break; } } const _Error_formatter& _Error_formatter::_M_message(_Debug_msg_id __id) const throw () { return this->_M_message(_S_debug_messages[__id]); } - + void _Error_formatter::_M_error() const { const int __bufsize = 128; char __buf[__bufsize]; - + // Emit file & line number information _M_column = 1; _M_wordwrap = false; @@ -744,31 +730,32 @@ namespace __gnu_debug _M_print_word(__buf); _M_column += strlen(__buf); } - + if (_M_line > 0) { _M_format_word(__buf, __bufsize, "%u:", _M_line); _M_print_word(__buf); _M_column += strlen(__buf); } - + if (_M_max_length) _M_wordwrap = true; _M_print_word("error: "); - + // Print the error message assert(_M_text); _M_print_string(_M_text); _M_print_word(".\n"); - + // Emit descriptions of the objects involved in the operation _M_wordwrap = false; bool __has_noninteger_parameters = false; for (unsigned int __i = 0; __i < _M_num_parameters; ++__i) { - if (_M_parameters[__i]._M_kind == _Parameter::__iterator - || _M_parameters[__i]._M_kind == _Parameter::__sequence) + switch (_M_parameters[__i]._M_kind) { + case _Parameter::__iterator: + case _Parameter::__sequence: if (!__has_noninteger_parameters) { _M_first_line = true; @@ -776,16 +763,19 @@ namespace __gnu_debug __has_noninteger_parameters = true; } _M_parameters[__i]._M_print_description(this); + break; + default: + break; } } - + abort(); } template void - _Error_formatter::_M_format_word(char* __buf, - int __n __attribute__ ((__unused__)), + _Error_formatter::_M_format_word(char* __buf, + int __n __attribute__ ((__unused__)), const char* __fmt, _Tp __s) const throw () { #ifdef _GLIBCXX_USE_C99 @@ -795,25 +785,24 @@ namespace __gnu_debug #endif } - - void + void _Error_formatter::_M_print_word(const char* __word) const { - if (!_M_wordwrap) + if (!_M_wordwrap) { fprintf(stderr, "%s", __word); return; } - + size_t __length = strlen(__word); if (__length == 0) return; - + size_t __visual_length = __word[__length - 1] == '\n' ? __length - 1 : __length; if (__visual_length == 0 || (_M_column + __visual_length < _M_max_length) - || (__visual_length >= _M_max_length && _M_column == 1)) + || (__visual_length >= _M_max_length && _M_column == 1)) { // If this isn't the first line, indent if (_M_column == 1 && !_M_first_line) @@ -825,10 +814,10 @@ namespace __gnu_debug fprintf(stderr, "%s", __spacing); _M_column += _M_indent; } - + fprintf(stderr, "%s", __word); - - if (__word[__length - 1] == '\n') + + if (__word[__length - 1] == '\n') { _M_first_line = false; _M_column = 1; @@ -842,7 +831,7 @@ namespace __gnu_debug _M_print_word(__word); } } - + void _Error_formatter:: _M_print_string(const char* __string) const @@ -864,21 +853,21 @@ namespace __gnu_debug ++__finish; if (isspace(*__finish)) ++__finish; - + const ptrdiff_t __len = __finish - __start; assert(__len < __bufsize); memcpy(__buf, __start, __len); __buf[__len] = '\0'; _M_print_word(__buf); __start = __finish; - + // Skip extra whitespace - while (*__start == ' ') + while (*__start == ' ') ++__start; - + continue; - } - + } + ++__start; assert(*__start); if (*__start == '%') @@ -887,13 +876,13 @@ namespace __gnu_debug ++__start; continue; } - + // Get the parameter number assert(*__start >= '1' && *__start <= '9'); size_t __param = *__start - '0'; --__param; assert(__param < _M_num_parameters); - + // '.' separates the parameter number from the field // name, if there is one. ++__start; @@ -904,7 +893,7 @@ namespace __gnu_debug __buf[0] = '\0'; if (_M_parameters[__param]._M_kind == _Parameter::__integer) { - _M_format_word(__buf, __bufsize, "%ld", + _M_format_word(__buf, __bufsize, "%ld", _M_parameters[__param]._M_variant._M_integer._M_value); _M_print_word(__buf); } @@ -912,7 +901,7 @@ namespace __gnu_debug _M_print_string(_M_parameters[__param]._M_variant._M_string._M_value); continue; } - + // Extract the field name we want enum { __max_field_len = 16 }; char __field[__max_field_len]; @@ -926,8 +915,24 @@ namespace __gnu_debug } ++__start; __field[__field_idx] = 0; - - _M_parameters[__param]._M_print_field(this, __field); + + _M_parameters[__param]._M_print_field(this, __field); + } + } + + void + _Error_formatter::_M_print_type(const type_info* __info, + const char* __unknown_name) const + { + if (!__info) + _M_print_word(__unknown_name); + else + { + int __status; + char* __demangled_name = + __cxxabiv1::__cxa_demangle(__info->name(), NULL, NULL, &__status); + _M_print_word(__status == 0 ? __demangled_name : __info->name()); + free(__demangled_name); } } @@ -947,7 +952,7 @@ namespace __gnu_debug // Instantiations. template void - _Error_formatter::_M_format_word(char*, int, const char*, + _Error_formatter::_M_format_word(char*, int, const char*, const void*) const; template @@ -956,11 +961,11 @@ namespace __gnu_debug template void - _Error_formatter::_M_format_word(char*, int, const char*, + _Error_formatter::_M_format_word(char*, int, const char*, std::size_t) const; template void - _Error_formatter::_M_format_word(char*, int, const char*, + _Error_formatter::_M_format_word(char*, int, const char*, const char*) const; } // namespace __gnu_debug -- 2.30.2