r261525 - in /trunk/libstdc++-v3: ChangeLog inc...

[fdumont@gcc.gnu.org]

Author: fdumont
Date: Tue Jun 12 20:18:35 2018
New Revision: 261525

URL: https://gcc.gnu.org/viewcvs?rev=261525&root=gcc&view=rev
Log:
2018-06-12  François Dumont  <fdumont@gcc.gnu.org>

	* include/debug/macros.h (__glibcxx_check_can_increment_range): New.
	(__glibcxx_check_can_decrement_range): New.
	* include/debug/debug.h (__glibcxx_requires_can_increment_range): New.
	(__glibcxx_requires_can_decrement_range): New.
	* include/bits/stl_algobase.h (std::copy(_II, _II, _OI)): Use
	__glibcxx_requires_can_increment_range.
	(std::move(_II, _II, _OI)): Likewise.
	(std::copy_backward(_BI, _BI, _BI2)): Use
	__glibcxx_requires_can_decrement_range.
	(std::move_backward(_BI, _BI, _BI2)): Likewise.
	* testsuite/25_algorithms/copy_backward/debug/1_neg.cc: New.
	* testsuite/25_algorithms/copy_backward/debug/2_neg.cc: New.
	* testsuite/25_algorithms/copy_backward/debug/3_neg.cc: New.
	* testsuite/25_algorithms/equal/debug/1_neg.cc: New.
	* testsuite/25_algorithms/equal/debug/2_neg.cc: New.
	* testsuite/25_algorithms/equal/debug/3_neg.cc: New.

Added:
    trunk/libstdc++-v3/testsuite/25_algorithms/copy_backward/debug/
    trunk/libstdc++-v3/testsuite/25_algorithms/copy_backward/debug/1_neg.cc
    trunk/libstdc++-v3/testsuite/25_algorithms/copy_backward/debug/2_neg.cc
    trunk/libstdc++-v3/testsuite/25_algorithms/copy_backward/debug/3_neg.cc
    trunk/libstdc++-v3/testsuite/25_algorithms/equal/debug/
    trunk/libstdc++-v3/testsuite/25_algorithms/equal/debug/1_neg.cc
    trunk/libstdc++-v3/testsuite/25_algorithms/equal/debug/2_neg.cc
    trunk/libstdc++-v3/testsuite/25_algorithms/equal/debug/3_neg.cc
Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/bits/stl_algobase.h
    trunk/libstdc++-v3/include/debug/macros.h