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libstdc++/70767 Define std::numeric_limits<cv T> in C++98 mode

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PR libstdc++/70767
	* include/std/limits: Update comments about DRs.
	(numeric_limits<const _Tp>, numeric_limits<volatile _Tp>,
	numeric_limits<const volatile _Tp>): Define unconditionally.

From-SVN: r235486
This commit is contained in:
Jonathan Wakely 2016-04-27 12:57:58 +01:00 committed by Jonathan Wakely
parent 5819764843
commit 45e206963a
2 changed files with 14 additions and 6 deletions
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7
libstdc++-v3/ChangeLog
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@ -1,3 +1,10 @@
2016-04-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/70767
* include/std/limits: Update comments about DRs.
(numeric_limits<const _Tp>, numeric_limits<volatile _Tp>,
numeric_limits<const volatile _Tp>): Define unconditionally.
2016-04-24 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/70762

13
libstdc++-v3/include/std/limits
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@ -307,9 +307,6 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
* representation of a fundamental type on a given platform. For
* non-fundamental types, the functions will return 0 and the data
* members will all be @c false.
*
* _GLIBCXX_RESOLVE_LIB_DEFECTS: DRs 201 and 184 (hi Gaby!) are
* noted, but not incorporated in this documented (yet).
*/
template<typename _Tp>
struct numeric_limits : public __numeric_limits_base
@ -360,7 +357,9 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
denorm_min() _GLIBCXX_USE_NOEXCEPT { return _Tp(); }
};
#if __cplusplus >= 201103L
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// 559. numeric_limits<const T>
template<typename _Tp>
struct numeric_limits<const _Tp>
: public numeric_limits<_Tp> { };
@ -372,10 +371,12 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
template<typename _Tp>
struct numeric_limits<const volatile _Tp>
: public numeric_limits<_Tp> { };
#endif
// Now there follow 16 explicit specializations. Yes, 16. Make sure
// you get the count right. (18 in c++0x mode)
// you get the count right. (18 in C++11 mode, with char16_t and char32_t.)
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// 184. numeric_limits<bool> wording problems
/// numeric_limits<bool> specialization.
template<>