re PR libstdc++/71313 ([Filesystem TS] remove_all fails to remove directory contents recursively)

	PR libstdc++/71313
	* src/filesystem/ops.cc (remove_all(const path&, error_code&)):
	Call remove_all for children of a directory.
	* testsuite/experimental/filesystem/operations/create_directories.cc:
	Adjust.

From-SVN: r237978

libstdc++-v3/ChangeLog

+2016-07-04  Ville Voutilainen  <ville.voutilainen@gmail.com>
+
+	PR libstdc++/71313
+	* src/filesystem/ops.cc (remove_all(const path&, error_code&)):
+	Call remove_all for children of a directory.
+	* testsuite/experimental/filesystem/operations/create_directories.cc:
+	Adjust.
+
 2016-07-02  François Dumont  <fdumont@gcc.gnu.org>
 
 	* testsuite/23_containers/array/tuple_interface/get_debug_neg.cc: Adjust

libstdc++-v3/src/filesystem/ops.cc

@@ -1194,7 +1194,7 @@ fs::remove_all(const path& p, error_code& ec) noexcept
   uintmax_t count = 0;
   if (ec.value() == 0 && fs.type() == file_type::directory)
     for (directory_iterator d(p, ec), end; ec.value() == 0 && d != end; ++d)
-      count += fs::remove(d->path(), ec);
+      count += fs::remove_all(d->path(), ec);
   if (ec.value())
     return -1;
   return fs::remove(p, ec) ? ++count : -1;  // fs:remove() calls ec.clear()

libstdc++-v3/testsuite/experimental/filesystem/operations/create_directories.cc

@@ -65,7 +65,8 @@ test01()
   VERIFY( b );
   VERIFY( is_directory(p/"./d4/../d5") );
 
-  remove_all(p, ec);
+  std::uintmax_t count = remove_all(p, ec);
+  VERIFY( count == 6 );
 }
 
 int