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[Bug libstdc++/77641] std::variant copy-initialization fails for type with non-trivial constexpr ctor
- From: "timshen at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 22 Sep 2016 03:16:31 +0000
- Subject: [Bug libstdc++/77641] std::variant copy-initialization fails for type with non-trivial constexpr ctor
- Auto-submitted: auto-generated
- References: <bug-77641-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77641
--- Comment #4 from Tim Shen <timshen at gcc dot gnu.org> ---
Author: timshen
Date: Thu Sep 22 03:15:58 2016
New Revision: 240340
URL: https://gcc.gnu.org/viewcvs?rev=240340&root=gcc&view=rev
Log:
PR libstdc++/77641
* include/std/variant (_Variant_storage::_Variant_storage):
Change _Variant_storage's union to be default constructible.
* testsuite/20_util/variant/compile.cc: New test.
Modified:
trunk/libstdc++-v3/ChangeLog
trunk/libstdc++-v3/include/std/variant
trunk/libstdc++-v3/testsuite/20_util/variant/compile.cc