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libstdc++: Remove workaround for FE bug in std::tuple [PR96592]

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The FE bug was fixed, so we don't need this workaround now.

libstdc++-v3/ChangeLog:

	PR libstdc++/96592
	* include/std/tuple (tuple::is_constructible): Remove.
This commit is contained in:
Jonathan Wakely 2021-11-26 17:46:47 +00:00
parent 4d540c7a4a
commit 76c6be48b7
1 changed files with 0 additions and 4 deletions
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libstdc++-v3/include/std/tuple
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@ -553,10 +553,6 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
template<bool, typename... _Types> template<bool, typename... _Types>
struct _TupleConstraints struct _TupleConstraints
{ {
template<typename _Tp, typename _Up> // Workaround for PR 96592
using is_constructible
= __bool_constant<__is_constructible(_Tp, _Up)>;
// Constraint for a non-explicit constructor. // Constraint for a non-explicit constructor.
// True iff each Ti in _Types... can be constructed from Ui in _UTypes... // True iff each Ti in _Types... can be constructed from Ui in _UTypes...
// and every Ui is implicitly convertible to Ti. // and every Ui is implicitly convertible to Ti.