r259928 - in /trunk/libstdc++-v3: ChangeLog inc...

Fri May 4 08:57:00 GMT 2018

Author: redi
Date: Fri May  4 08:57:23 2018
New Revision: 259928

URL: https://gcc.gnu.org/viewcvs?rev=259928&root=gcc&view=rev
Log:
PR libstdc++/85642 fix is_nothrow_default_constructible<optional<T>>

Add missing noexcept keyword to default constructor of each
_Optional_payload specialization.

	PR libstdc++/85642 fix is_nothrow_default_constructible<optional<T>>
	* include/std/optional (_Optional_payload): Add noexcept to default
	constructor. Re-indent.
	(_Optional_payload<_Tp, true, true, true>): Likewise. Add noexcept to
	constructor for copying disengaged payloads.
	(_Optional_payload<_Tp, true, false, true>): Likewise.
	(_Optional_payload<_Tp, true, true, false>): Likewise.
	(_Optional_payload<_Tp, true, false, false>): Likewise.
	* testsuite/20_util/optional/cons/85642.cc: New.
	* testsuite/20_util/optional/cons/value_neg.cc: Adjust dg-error lines.

Added:
    trunk/libstdc++-v3/testsuite/20_util/optional/cons/85642.cc
Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/std/optional
    trunk/libstdc++-v3/testsuite/20_util/optional/cons/value_neg.cc