r243361 - in /branches/gcc-6-branch/libstdc++-v...

redi@gcc.gnu.org redi@gcc.gnu.org
Wed Dec 7 15:56:00 GMT 2016


Author: redi
Date: Wed Dec  7 15:55:56 2016
New Revision: 243361

URL: https://gcc.gnu.org/viewcvs?rev=243361&root=gcc&view=rev
Log:
Do not copy std::call_once arguments (LWG 2442)

Backport from mainline
2016-10-12  Jonathan Wakely  <jwakely@redhat.com>

	* doc/xml/manual/intro.xml: Document LWG 2442 status.
	* include/std/mutex [_GLIBCXX_HAVE_TLS] (__once_call_impl): Remove.
	(call_once): Use lambda expression and std::__invoke instead of
	__bind_simple and __once_call_impl.
	* testsuite/30_threads/call_once/dr2442.cc: New test.

Added:
    branches/gcc-6-branch/libstdc++-v3/testsuite/30_threads/call_once/dr2442.cc
Modified:
    branches/gcc-6-branch/libstdc++-v3/ChangeLog
    branches/gcc-6-branch/libstdc++-v3/doc/xml/manual/intro.xml
    branches/gcc-6-branch/libstdc++-v3/include/std/mutex



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