r221565 - in /branches/c++-concepts: ChangeLog....

[asutton@gcc.gnu.org]

Author: asutton
Date: Sat Mar 21 23:44:04 2015
New Revision: 221565

URL: https://gcc.gnu.org/viewcvs?rev=221565&root=gcc&view=rev
Log:
2015-03-21  Andrew Sutton  <andrew.n.sutton@gmail.com>

  Completely suppress access violations occurring from
  constraint checks.
  * gcc/cp/constraint.cc (deferring_access_check_sentinel): New helper
  class for managing deferred access checks.
  (check_expression_constraint): Explicitly defer constraint checks.
  (check_type_constraint): Explicitly defer constraint checks.
  * gcc/testsuite/g++.dg/concepts/expression3.C: New.


Added:
    branches/c++-concepts/gcc/testsuite/g++.dg/concepts/expression3.C
Modified:
    branches/c++-concepts/ChangeLog.concepts
    branches/c++-concepts/gcc/cp/constraint.cc