[Bug libstdc++/40160] New: -fno-rtti vs _GLIBCXX_DEBUG

[jay dot foad at gmail dot com]

I get:

$ cat s.cpp
#include <string>
$ g++ -c -fno-rtti -D_GLIBCXX_DEBUG s.cpp
In file included from /usr/include/c++/4.3/debug/debug.h:155,
                 from /usr/include/c++/4.3/bits/stl_algobase.h:76,
                 from /usr/include/c++/4.3/bits/char_traits.h:46,
                 from /usr/include/c++/4.3/string:47,
                 from s.cpp:1:
/usr/include/c++/4.3/debug/formatter.h: In constructor
‘__gnu_debug::_Error_formatter::_Parameter::_Parameter(const
__gnu_debug::_Safe_iterator<_Iterator, _Sequence>&, const char*,
__gnu_debug::_Error_formatter::_Is_iterator)’:
/usr/include/c++/4.3/debug/formatter.h:218: error: cannot use typeid with
-fno-rtti
/usr/include/c++/4.3/debug/formatter.h:224: error: cannot use typeid with
-fno-rtti
/usr/include/c++/4.3/debug/formatter.h: In constructor
‘__gnu_debug::_Error_formatter::_Parameter::_Parameter(const _Type*&, const
char*, __gnu_debug::_Error_formatter::_Is_iterator)’:
/usr/include/c++/4.3/debug/formatter.h:247: error: cannot use typeid with
-fno-rtti
/usr/include/c++/4.3/debug/formatter.h: In constructor
‘__gnu_debug::_Error_formatter::_Parameter::_Parameter(_Type*&, const char*,
__gnu_debug::_Error_formatter::_Is_iterator)’:
/usr/include/c++/4.3/debug/formatter.h:260: error: cannot use typeid with
-fno-rtti
/usr/include/c++/4.3/debug/formatter.h: In constructor
‘__gnu_debug::_Error_formatter::_Parameter::_Parameter(const _Iterator&, const
char*, __gnu_debug::_Error_formatter::_Is_iterator)’:
/usr/include/c++/4.3/debug/formatter.h:273: error: cannot use typeid with
-fno-rtti
/usr/include/c++/4.3/debug/formatter.h: In constructor
‘__gnu_debug::_Error_formatter::_Parameter::_Parameter(const
__gnu_debug::_Safe_sequence<_Sequence>&, const char*,
__gnu_debug::_Error_formatter::_Is_sequence)’:
/usr/include/c++/4.3/debug/formatter.h:289: error: cannot use typeid with
-fno-rtti
/usr/include/c++/4.3/debug/formatter.h: In constructor
‘__gnu_debug::_Error_formatter::_Parameter::_Parameter(const _Sequence&, const
char*, __gnu_debug::_Error_formatter::_Is_sequence)’:
/usr/include/c++/4.3/debug/formatter.h:298: error: cannot use typeid with
-fno-rtti

Shouldn't uses of typeid in the library be guarded with #ifdef _GXX_RTTI, or
something?

I'm using g++ 4.3.2 on Debian lenny.


-- 
           Summary: -fno-rtti vs _GLIBCXX_DEBUG
           Product: gcc
           Version: 4.3.2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libstdc++
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: jay dot foad at gmail dot com


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40160