===================================================================
@@ -185,15 +185,17 @@
return true;
}
- size_t
- _M_are_all_aux() const _GLIBCXX_NOEXCEPT
- {
- for (size_t __i = 0; __i < _Nw - 1; __i++)
- if (_M_w[__i] != ~static_cast<_WordT>(0))
- return 0;
- return ((_Nw - 1) * _GLIBCXX_BITSET_BITS_PER_WORD
- + __builtin_popcountl(_M_hiword()));
- }
+ template<size_t _Nb>
+ bool
+ _M_are_all() const _GLIBCXX_NOEXCEPT
+ {
+ for (size_t __i = 0; __i < _Nw - 1; __i++)
+ if (_M_w[__i] != ~static_cast<_WordT>(0))
+ return false;
+ return _M_hiword() == (~static_cast<_WordT>(0)
+ >> (_Nw * _GLIBCXX_BITSET_BITS_PER_WORD
+ - _Nb));
+ }
bool
_M_is_any() const _GLIBCXX_NOEXCEPT
@@ -460,9 +462,11 @@
_M_is_equal(const _Base_bitset<1>& __x) const _GLIBCXX_NOEXCEPT
{ return _M_w == __x._M_w; }
- size_t
- _M_are_all_aux() const _GLIBCXX_NOEXCEPT
- { return __builtin_popcountl(_M_w); }
+ template<size_t _Nb>
+ bool
+ _M_are_all() const _GLIBCXX_NOEXCEPT
+ { return _M_w == (~static_cast<_WordT>(0)
+ >> (_GLIBCXX_BITSET_BITS_PER_WORD - _Nb)); }
bool
_M_is_any() const _GLIBCXX_NOEXCEPT
@@ -605,9 +609,10 @@
_M_is_equal(const _Base_bitset<0>&) const _GLIBCXX_NOEXCEPT
{ return true; }
- size_t
- _M_are_all_aux() const _GLIBCXX_NOEXCEPT
- { return 0; }
+ template<size_t _Nb>
+ bool
+ _M_are_all() const _GLIBCXX_NOEXCEPT
+ { return true; }
bool
_M_is_any() const _GLIBCXX_NOEXCEPT
@@ -1312,7 +1317,7 @@
*/
bool
all() const _GLIBCXX_NOEXCEPT
- { return this->_M_are_all_aux() == _Nb; }
+ { return this->template _M_are_all<_Nb>(); }
/**
* @brief Tests whether any of the bits are on.