Gecko [ 0.0.0.0 ]

Name	Size	Permission
backward	[ DIR ]	drwxr-xr-x
bits	[ DIR ]	drwxr-xr-x
debug	[ DIR ]	drwxr-xr-x
decimal	[ DIR ]	drwxr-xr-x
experimental	[ DIR ]	drwxr-xr-x
ext	[ DIR ]	drwxr-xr-x
parallel	[ DIR ]	drwxr-xr-x
pstl	[ DIR ]	drwxr-xr-x
tr1	[ DIR ]	drwxr-xr-x
tr2	[ DIR ]	drwxr-xr-x
algorithm	3.31 KB	-rw-r--r--
any	18.71 KB	-rw-r--r--
array	15.4 KB	-rw-r--r--
atomic	51.16 KB	-rw-r--r--
barrier	7.87 KB	-rw-r--r--
bit	14 KB	-rw-r--r--
bitset	49.19 KB	-rw-r--r--
cassert	1.61 KB	-rw-r--r--
ccomplex	1.3 KB	-rw-r--r--
cctype	2.34 KB	-rw-r--r--
cerrno	1.73 KB	-rw-r--r--
cfenv	2 KB	-rw-r--r--
cfloat	1.84 KB	-rw-r--r--
charconv	29.13 KB	-rw-r--r--
chrono	94.45 KB	-rw-r--r--
cinttypes	2.09 KB	-rw-r--r--
ciso646	1.43 KB	-rw-r--r--
climits	1.87 KB	-rw-r--r--
clocale	1.86 KB	-rw-r--r--
cmath	94.84 KB	-rw-r--r--
codecvt	5.15 KB	-rw-r--r--
compare	37.25 KB	-rw-r--r--
complex	74.84 KB	-rw-r--r--
complex.h	1.56 KB	-rw-r--r--
concepts	12.72 KB	-rw-r--r--
condition_variable	12.59 KB	-rw-r--r--
coroutine	9.39 KB	-rw-r--r--
csetjmp	1.9 KB	-rw-r--r--
csignal	1.81 KB	-rw-r--r--
cstdalign	1.37 KB	-rw-r--r--
cstdarg	1.82 KB	-rw-r--r--
cstdbool	1.37 KB	-rw-r--r--
cstddef	6.54 KB	-rw-r--r--
cstdint	3.75 KB	-rw-r--r--
cstdio	4.33 KB	-rw-r--r--
cstdlib	6.76 KB	-rw-r--r--
cstring	3.17 KB	-rw-r--r--
ctgmath	1.33 KB	-rw-r--r--
ctime	2.24 KB	-rw-r--r--
cuchar	2.84 KB	-rw-r--r--
cwchar	6.39 KB	-rw-r--r--
cwctype	2.73 KB	-rw-r--r--
cxxabi.h	21.77 KB	-rw-r--r--
deque	4.56 KB	-rw-r--r--
exception	5.31 KB	-rw-r--r--
execution	1.87 KB	-rw-r--r--
expected	49.81 KB	-rw-r--r--
fenv.h	1.96 KB	-rw-r--r--
filesystem	1.72 KB	-rw-r--r--
format	128.31 KB	-rw-r--r--
forward_list	2.91 KB	-rw-r--r--
fstream	41.58 KB	-rw-r--r--
functional	47.31 KB	-rw-r--r--
future	52.04 KB	-rw-r--r--
generator	22.16 KB	-rw-r--r--
initializer_list	2.93 KB	-rw-r--r--
iomanip	16.4 KB	-rw-r--r--
ios	1.67 KB	-rw-r--r--
iosfwd	8.21 KB	-rw-r--r--
iostream	3.02 KB	-rw-r--r--
istream	35.62 KB	-rw-r--r--
iterator	3.02 KB	-rw-r--r--
latch	2.7 KB	-rw-r--r--
limits	82.01 KB	-rw-r--r--
list	3.86 KB	-rw-r--r--
locale	1.5 KB	-rw-r--r--
map	4.37 KB	-rw-r--r--
math.h	4.47 KB	-rw-r--r--
memory	5.26 KB	-rw-r--r--
memory_resource	14.15 KB	-rw-r--r--
mutex	26.99 KB	-rw-r--r--
new	8.48 KB	-rw-r--r--
numbers	6.93 KB	-rw-r--r--
numeric	25.5 KB	-rw-r--r--
optional	44.03 KB	-rw-r--r--
ostream	30.54 KB	-rw-r--r--
print	4.73 KB	-rw-r--r--
queue	2.54 KB	-rw-r--r--
random	1.63 KB	-rw-r--r--
ranges	271.85 KB	-rw-r--r--
ratio	22.26 KB	-rw-r--r--
regex	3.16 KB	-rw-r--r--
scoped_allocator	17.41 KB	-rw-r--r--
semaphore	3.04 KB	-rw-r--r--
set	4.16 KB	-rw-r--r--
shared_mutex	24.6 KB	-rw-r--r--
source_location	2.7 KB	-rw-r--r--
span	14.12 KB	-rw-r--r--
spanstream	12.2 KB	-rw-r--r--
sstream	38.83 KB	-rw-r--r--
stack	2.46 KB	-rw-r--r--
stacktrace	21.21 KB	-rw-r--r--
stdatomic.h	4.02 KB	-rw-r--r--
stdexcept	9.65 KB	-rw-r--r--
stdfloat	1.72 KB	-rw-r--r--
stdlib.h	2.25 KB	-rw-r--r--
stop_token	15.72 KB	-rw-r--r--
streambuf	29.24 KB	-rw-r--r--
string	4.23 KB	-rw-r--r--
string_view	27.52 KB	-rw-r--r--
syncstream	8.18 KB	-rw-r--r--
system_error	17.96 KB	-rw-r--r--
text_encoding	16.26 KB	-rw-r--r--
tgmath.h	1.33 KB	-rw-r--r--
thread	9.77 KB	-rw-r--r--
tuple	99.71 KB	-rw-r--r--
type_traits	118.17 KB	-rw-r--r--
typeindex	3.43 KB	-rw-r--r--
typeinfo	8.1 KB	-rw-r--r--
unordered_map	3.69 KB	-rw-r--r--
unordered_set	3.48 KB	-rw-r--r--
utility	7.38 KB	-rw-r--r--
valarray	40.2 KB	-rw-r--r--
variant	64.81 KB	-rw-r--r--
vector	4.98 KB	-rw-r--r--
version	1.42 KB	-rw-r--r--

Code Editor : typeinfo

// RTTI support for -*- C++ -*-
// Copyright (C) 1994-2024 Free Software Foundation, Inc.
//
// This file is part of GCC.
//
// GCC is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 3, or (at your option)
// any later version.
//
// GCC is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.

// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
// <http://www.gnu.org/licenses/>.

/** @file typeinfo
 *  This is a Standard C++ Library header.
 */

#ifndef _TYPEINFO
#define _TYPEINFO

#pragma GCC system_header

#include <bits/exception.h>
#if __cplusplus >= 201103L
#include <bits/hash_bytes.h>
#endif

#define __glibcxx_want_constexpr_typeinfo
#include <bits/version.h>

#pragma GCC visibility push(default)

extern "C++" {

namespace __cxxabiv1
{
  class __class_type_info;
} // namespace __cxxabiv1

// Determine whether typeinfo names for the same type are merged (in which
// case comparison can just compare pointers) or not (in which case strings
// must be compared), and whether comparison is to be implemented inline or
// not.  We used to do inline pointer comparison by default if weak symbols
// are available, but even with weak symbols sometimes names are not merged
// when objects are loaded with RTLD_LOCAL, so now we always use strcmp by
// default.  For ABI compatibility, we do the strcmp inline if weak symbols
// are available, and out-of-line if not.  Out-of-line pointer comparison
// is used where the object files are to be portable to multiple systems,
// some of which may not be able to use pointer comparison, but the
// particular system for which libstdc++ is being built can use pointer
// comparison; in particular for most ARM EABI systems, where the ABI
// specifies out-of-line comparison.  The compiler's target configuration
// can override the defaults by defining __GXX_TYPEINFO_EQUALITY_INLINE to
// 1 or 0 to indicate whether or not comparison is inline, and
// __GXX_MERGED_TYPEINFO_NAMES to 1 or 0 to indicate whether or not pointer
// comparison can be used.

#ifndef __GXX_MERGED_TYPEINFO_NAMES
// By default, typeinfo names are not merged.
#define __GXX_MERGED_TYPEINFO_NAMES 0
#endif

// By default follow the old inline rules to avoid ABI changes.
#ifndef __GXX_TYPEINFO_EQUALITY_INLINE
#  if !__GXX_WEAK__
#    define __GXX_TYPEINFO_EQUALITY_INLINE 0
#  else
#    define __GXX_TYPEINFO_EQUALITY_INLINE 1
#  endif
#endif

namespace std
{
  /**
   *  @brief  Part of RTTI.
   *
   *  The @c type_info class describes type information generated by
   *  an implementation.
  */
  class type_info
  {
  public:
    /** Destructor first. Being the first non-inline virtual function, this
     *  controls in which translation unit the vtable is emitted. The
     *  compiler makes use of that information to know where to emit
     *  the runtime-mandated type_info structures in the new-abi.  */
    virtual ~type_info();

/** Returns an @e implementation-defined byte string; this is not
     *  portable between compilers!  */
    const char* name() const _GLIBCXX_NOEXCEPT
    { return __name[0] == '*' ? __name + 1 : __name; }

/** Returns true if `*this` precedes `__arg` in the implementation's
     *  collation order.  */
    bool before(const type_info& __arg) const _GLIBCXX_NOEXCEPT;

_GLIBCXX23_CONSTEXPR
    bool operator==(const type_info& __arg) const _GLIBCXX_NOEXCEPT;

#if __cpp_impl_three_way_comparison < 201907L
    bool operator!=(const type_info& __arg) const _GLIBCXX_NOEXCEPT
    { return !operator==(__arg); }
#endif

#if __cplusplus >= 201103L
    size_t hash_code() const noexcept
    {
#  if !__GXX_MERGED_TYPEINFO_NAMES
      return _Hash_bytes(name(), __builtin_strlen(name()),
			 static_cast<size_t>(0xc70f6907UL));
#  else
      return reinterpret_cast<size_t>(__name);
#  endif
    }
#endif // C++11

// Return true if this is a pointer type of some kind
    virtual bool __is_pointer_p() const;

// Return true if this is a function type
    virtual bool __is_function_p() const;

// Try and catch a thrown type. Store an adjusted pointer to the
    // caught type in THR_OBJ. If THR_TYPE is not a pointer type, then
    // THR_OBJ points to the thrown object. If THR_TYPE is a pointer
    // type, then THR_OBJ is the pointer itself. OUTER indicates the
    // number of outer pointers, and whether they were const
    // qualified.
    virtual bool __do_catch(const type_info *__thr_type, void **__thr_obj,
			    unsigned __outer) const;

// Internally used during catch matching
    virtual bool __do_upcast(const __cxxabiv1::__class_type_info *__target,
			     void **__obj_ptr) const;

protected:
    const char *__name;

explicit type_info(const char *__n): __name(__n) { }

private:
    // type_info objects cannot be copied.
#if __cplusplus >= 201103L
    type_info& operator=(const type_info&) = delete;
    type_info(const type_info&) = delete;
#else
    type_info& operator=(const type_info&);
    type_info(const type_info&);
#endif

#if ! __GXX_TYPEINFO_EQUALITY_INLINE
    bool __equal(const type_info&) const _GLIBCXX_NOEXCEPT;
#endif
  };

#if __GXX_TYPEINFO_EQUALITY_INLINE
  inline bool
  type_info::before(const type_info& __arg) const _GLIBCXX_NOEXCEPT
  {
#if !__GXX_MERGED_TYPEINFO_NAMES
    // Even with the new abi, on systems that support dlopen
    // we can run into cases where type_info names aren't merged,
    // so we still need to do string comparison.
    if (__name[0] != '*' || __arg.__name[0] != '*')
      return __builtin_strcmp (__name, __arg.__name) < 0;
#else
    // On some targets we can rely on type_info's NTBS being unique,
    // and therefore address comparisons are sufficient.
#endif

// In old abi, or when weak symbols are not supported, there can
    // be multiple instances of a type_info object for one
    // type. Uniqueness must use the __name value, not object address.
    return __name < __arg.__name;
  }
#endif

#if __GXX_TYPEINFO_EQUALITY_INLINE || __cplusplus > 202002L
  _GLIBCXX23_CONSTEXPR inline bool
  type_info::operator==(const type_info& __arg) const _GLIBCXX_NOEXCEPT
  {
    if (std::__is_constant_evaluated())
      return this == &__arg;

if (__name == __arg.__name)
      return true;

#if !__GXX_TYPEINFO_EQUALITY_INLINE
    // ABI requires comparisons to be non-inline.
    return __equal(__arg);
#elif !__GXX_MERGED_TYPEINFO_NAMES
    // Need to do string comparison.
    return __name[0] != '*' && __builtin_strcmp (__name, __arg.name()) == 0;
#else
    return false;
#endif
  }
# endif

/**
   *  @brief  Thrown during incorrect typecasting.
   *  @ingroup exceptions
   *
   *  If you attempt an invalid @c dynamic_cast expression, an instance of
   *  this class (or something derived from this class) is thrown.  */
  class bad_cast : public exception
  {
  public:
    bad_cast() _GLIBCXX_USE_NOEXCEPT { }

// This declaration is not useless:
    // http://gcc.gnu.org/onlinedocs/gcc-3.0.2/gcc_6.html#SEC118
    virtual ~bad_cast() _GLIBCXX_USE_NOEXCEPT;

// See comment in eh_exception.cc.
    virtual const char* what() const _GLIBCXX_USE_NOEXCEPT;
  };

/**
   *  @brief Thrown when a NULL pointer in a @c typeid expression is used.
   *  @ingroup exceptions
   */
  class bad_typeid : public exception
  {
  public:
    bad_typeid () _GLIBCXX_USE_NOEXCEPT { }

// This declaration is not useless:
    // http://gcc.gnu.org/onlinedocs/gcc-3.0.2/gcc_6.html#SEC118
    virtual ~bad_typeid() _GLIBCXX_USE_NOEXCEPT;

// See comment in eh_exception.cc.
    virtual const char* what() const _GLIBCXX_USE_NOEXCEPT;
  };
} // namespace std

} // extern "C++"

#pragma GCC visibility pop

#endif

${this.title}

Code Editor : typeinfo