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gcc.gnu.org Git - gcc.git/commit - libstdc++-v3/doc/xml/manual/intro.xml
LWG 2993 reference_wrapper<T> conversion from T&&
* doc/xml/manual/intro.xml: Document LWG 2993 change.
* include/bits/refwrap.h (reference_wrapper(_Tp&)): Remove.
(reference_wrapper(_Tp&&)): Remove.
(reference_wrapper<_Up>(_Up&&)): Define new constructor as constrained
template.
(reference_wrapper): Add deduction guide.
* testsuite/20_util/reference_wrapper/deduction.cc: New.
* testsuite/20_util/reference_wrapper/lwg2993.cc: New.
From-SVN: r261632
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