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[Bug libstdc++/84532] [7 Regression] std::thread::__make_invoker prematurely unwraps reference_wrappers
- From: "redi at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 26 Feb 2018 17:10:06 +0000
- Subject: [Bug libstdc++/84532] [7 Regression] std::thread::__make_invoker prematurely unwraps reference_wrappers
- Auto-submitted: auto-generated
- References: <bug-84532-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84532
--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Mon Feb 26 17:09:34 2018
New Revision: 258004
URL: https://gcc.gnu.org/viewcvs?rev=258004&root=gcc&view=rev
Log:
PR libstdc++/84532 prevent unwrapping of reference_wrapper arguments
Backport from mainline
2018-02-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/84532
* include/std/thread (thread::__make_invoker): Construct tuple
directly instead of using make_tuple.
* testsuite/30_threads/async/84532.cc: New.
* testsuite/30_threads/thread/84532.cc: New.
Added:
branches/gcc-7-branch/libstdc++-v3/testsuite/30_threads/async/84532.cc
branches/gcc-7-branch/libstdc++-v3/testsuite/30_threads/thread/84532.cc
Modified:
branches/gcc-7-branch/libstdc++-v3/ChangeLog
branches/gcc-7-branch/libstdc++-v3/include/std/thread