Jonathan Wakely 6ae2ae3b84 Make std::tuple_size<cv T> SFINAE-friendly (LWG 2770) ...

* doc/xml/manual/intro.xml: Document LWG 2770 status. Remove entries
	for 2742 and 2748.
	* doc/html/*: Regenerate.
	* include/std/utility (__tuple_size_cv_impl): New helper to safely
	detect tuple_size<T>::value, as per LWG 2770.
	(tuple_size<cv T>): Adjust partial specializations to derive from
	__tuple_size_cv_impl.
	* testsuite/20_util/tuple/cv_tuple_size.cc: Test SFINAE-friendliness.

From-SVN: r242452

2016-11-15 19:32:44 +00:00

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abi.html

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algorithms.html

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api.html

evolution.xml: Fix typos.

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appendix_contributing.html

appendix_contributing.xml: Update patch email policy.

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appendix_porting.html

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appendix.html

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associative.html

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atomics.html

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backwards.html

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bitmap_allocator_impl.html

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bugs.html

Make std::tuple_size<cv T> SFINAE-friendly (LWG 2770)

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concept_checking.html

Save-and-restore errno more carefully in libstdc++

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configure.html

Document options for Filesystem TS library

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containers.html

Update copyright years in libstdc++ manual and add link

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diagnostics.html

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errno.html

* doc/html/manual/errno.html: Add new file.

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extensions.xml: Add cross-reference.

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concurrency_extensions.xml: Update documentation on atomics.

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concurrency_extensions.xml: Update documentation on atomics.

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extensions.html

concurrency_extensions.xml: Update documentation on atomics.

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facets.html

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index.html

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internals.html

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intro.html

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io_and_c.html

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license.html

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pairs.html

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profile_mode_devel.html

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status.html

Add array support to std::shared_ptr for C++17

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std_contents.html

Save-and-restore errno more carefully in libstdc++

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streambufs.html

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strings.html

configure.xml: Update descriptions of options affecting dual ABI and add cross-references.

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stringstreams.html

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support.html

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termination.html

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test.html

Implement P0084R2, Emplace return type, for C++17

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traits.html

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unordered_associative.html

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using_concurrency.html

concurrency_extensions.xml: Update documentation on atomics.

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using_dual_abi.html

configure.xml: Update descriptions of options affecting dual ABI and add cross-references.

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using_dynamic_or_shared.html

Document options for Filesystem TS library

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using_exceptions.html

configure.xml: Update descriptions of options affecting dual ABI and add cross-references.

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using_headers.html

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using_macros.html

Makefile.am (install-freestanding-headers): Add concept_check.h and move.h to the installed headers.

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using_namespaces.html

configure.xml: Update descriptions of options affecting dual ABI and add cross-references.

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using.html

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utilities.html

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