r257141 - in /trunk/libstdc++-v3: ChangeLog inc...

[redi@gcc.gnu.org]

Author: redi
Date: Mon Jan 29 12:33:32 2018
New Revision: 257141

URL: https://gcc.gnu.org/viewcvs?rev=257141&root=gcc&view=rev
Log:
PR libstdc++/83658 fix exception-safety in std::any::emplace

	PR libstdc++/83658
	* include/std/any (any::__do_emplace): Only set _M_manager after
	constructing the contained object.
	* testsuite/20_util/any/misc/any_cast_neg.cc: Adjust dg-error line.
	* testsuite/20_util/any/modifiers/83658.cc: New test.

Added:
    trunk/libstdc++-v3/testsuite/20_util/any/modifiers/83658.cc
Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/std/any
    trunk/libstdc++-v3/testsuite/20_util/any/misc/any_cast_neg.cc