generic-library/cxx
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Apply constexpr to <bitset>.

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@159899 91177308-0d34-0410-b5e6-96231b3b80d8
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Howard Hinnant
2012-07-07 17:04:52 +00:00
parent 74f26f251b
commit 90d8723476
5 changed files with 44 additions and 16 deletions
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3
include/__bit_reference
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@@ -131,13 +131,14 @@ public:
__bit_const_reference(const __bit_reference<_Cp>& __x) _NOEXCEPT
: __seg_(__x.__seg_), __mask_(__x.__mask_) {}
_LIBCPP_INLINE_VISIBILITY operator bool() const _NOEXCEPT
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR operator bool() const _NOEXCEPT
{return static_cast<bool>(*__seg_ & __mask_);}
_LIBCPP_INLINE_VISIBILITY __bit_iterator<_Cp, true> operator&() const _NOEXCEPT
{return __bit_iterator<_Cp, true>(__seg_, static_cast<unsigned>(__ctz(__mask_)));}
private:
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR
__bit_const_reference(__storage_pointer __s, __storage_type __m) _NOEXCEPT
: __seg_(__s), __mask_(__m) {}