r246103 - in /trunk/libstdc++-v3: ChangeLog inc...

[ville@gcc.gnu.org]

Author: ville
Date: Mon Mar 13 18:03:30 2017
New Revision: 246103

URL: https://gcc.gnu.org/viewcvs?rev=246103&root=gcc&view=rev
Log:
Implement LWG 2806, Base class of bad_optional_access.
* include/std/optional (bad_optional_access):
Derive from std::exception.
(bad_optional_access::bad_optional_access): Adjust.
(bad_optional_access::what): New.
(__throw_bad_optional_access(const char*)):
Remove the parameter and adjust calls.
* testsuite/20_util/optional/cons/value_neg.cc: Adjust.
* testsuite/20_util/optional/typedefs.cc: Likewise.

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