r276636 - in /trunk/libstdc++-v3: ChangeLog inc...

[fdumont@gcc.gnu.org]

Author: fdumont
Date: Sun Oct  6 10:29:35 2019
New Revision: 276636

URL: https://gcc.gnu.org/viewcvs?rev=276636&root=gcc&view=rev
Log:
Add std::copy_n __glibcxx_requires_can_increment checks.

	* include/bits/stl_algo.h (copy_n): Add __glibcxx_requires_can_increment
	debug checks.
	* testsuite/25_algorithms/copy_n/debug/1_neg.cc: New.
	* testsuite/25_algorithms/copy_n/debug/2_neg.cc: New.


Added:
    trunk/libstdc++-v3/testsuite/25_algorithms/copy_n/debug/
    trunk/libstdc++-v3/testsuite/25_algorithms/copy_n/debug/1_neg.cc
    trunk/libstdc++-v3/testsuite/25_algorithms/copy_n/debug/2_neg.cc
Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/bits/stl_algo.h