r256697 - in /branches/gcc-6-branch/libstdc++-v...

[redi@gcc.gnu.org]

Author: redi
Date: Mon Jan 15 12:38:52 2018
New Revision: 256697

URL: https://gcc.gnu.org/viewcvs?rev=256697&root=gcc&view=rev
Log:
PR libstdc++/83626 Don't throw for remove("") and remove_all("")

Backport from mainline
2018-01-04  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/83626
	* src/filesystem/ops.cc (remove(const path&, error_code&))): Do not
	return an error for non-existent paths. Remove unnecessary
	symlink_status call.
	(remove_all(const path&)): Fix type of result variable.
	(remove_all(const path&, error_code&))): Use non-throwing increment
	for directory iterator. Do not return an error for non-existent paths.
	* testsuite/experimental/filesystem/operations/remove.cc: New test.
	* testsuite/experimental/filesystem/operations/remove_all.cc: Fix
	expected results for non-existent paths.

Added:
    branches/gcc-6-branch/libstdc++-v3/testsuite/experimental/filesystem/operations/remove.cc
      - copied, changed from r256678, branches/gcc-6-branch/libstdc++-v3/testsuite/experimental/filesystem/operations/remove_all.cc
Modified:
    branches/gcc-6-branch/libstdc++-v3/ChangeLog
    branches/gcc-6-branch/libstdc++-v3/src/filesystem/ops.cc
    branches/gcc-6-branch/libstdc++-v3/testsuite/experimental/filesystem/operations/remove_all.cc