r239691 - in /trunk/libstdc++-v3: ChangeLog inc...

[redi@gcc.gnu.org]

Author: redi
Date: Tue Aug 23 10:13:26 2016
New Revision: 239691

URL: https://gcc.gnu.org/viewcvs?rev=239691&root=gcc&view=rev
Log:
Implement resolution of LWG DR 685 precisely

	PR libstdc++/71771
	* include/bits/stl_iterator.h
	(operator-(reverse_iterator<Iter>, reverse_iterator<Iter>): Only
	define for C++98 mode.
	(operator-(move_iterator<Iter>, move_iterator<Iter>): Don't define.
	* testsuite/24_iterators/headers/iterator/synopsis.cc: Use
	-std=gnu++98.
	* testsuite/24_iterators/headers/iterator/synopsis_c++11.cc: New test.
	* testsuite/24_iterators/headers/iterator/synopsis_c++14.cc: New test.
	* testsuite/24_iterators/headers/iterator/synopsis_c++17.cc: New test.
	* testsuite/24_iterators/move_iterator/greedy_ops.cc: Don't test
	difference operator.
	* testsuite/24_iterators/reverse_iterator/greedy_ops.cc: Only test
	difference operator for C++98.
	* testsuite/24_iterators/reverse_iterator/71771.cc: New test.

Added:
    trunk/libstdc++-v3/testsuite/24_iterators/headers/iterator/synopsis_c++11.cc
    trunk/libstdc++-v3/testsuite/24_iterators/headers/iterator/synopsis_c++14.cc
      - copied, changed from r239690, trunk/libstdc++-v3/testsuite/24_iterators/reverse_iterator/greedy_ops.cc
    trunk/libstdc++-v3/testsuite/24_iterators/headers/iterator/synopsis_c++17.cc
    trunk/libstdc++-v3/testsuite/24_iterators/reverse_iterator/71771.cc
      - copied, changed from r239690, trunk/libstdc++-v3/testsuite/24_iterators/reverse_iterator/greedy_ops.cc
Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/bits/stl_iterator.h
    trunk/libstdc++-v3/testsuite/24_iterators/headers/iterator/synopsis.cc
    trunk/libstdc++-v3/testsuite/24_iterators/move_iterator/greedy_ops.cc
    trunk/libstdc++-v3/testsuite/24_iterators/reverse_iterator/greedy_ops.cc