[PATCH] PR libstdc++/86595 add missing noexcept

[Jonathan Wakely]

        PR libstdc++/86595
        * include/bits/fs_dir.h (directory_entry::refresh(error_code&)): Add
        noexcept.

Tested powerpc64le-linux, committed to trunk.



commit c857adf35f9849ddda1148c65813aba86acb5c6a
Author: Jonathan Wakely <jwak...@redhat.com>
Date:   Fri Jul 20 12:35:05 2018 +0100

    PR libstdc++/86595 add missing noexcept
    
            PR libstdc++/86595
            * include/bits/fs_dir.h (directory_entry::refresh(error_code&)): Add
            noexcept.

diff --git a/libstdc++-v3/include/bits/fs_dir.h 
b/libstdc++-v3/include/bits/fs_dir.h
index 6b332e171cf..cf7a3c29376 100644
--- a/libstdc++-v3/include/bits/fs_dir.h
+++ b/libstdc++-v3/include/bits/fs_dir.h
@@ -138,8 +138,13 @@ _GLIBCXX_BEGIN_NAMESPACE_CXX11
       refresh(__ec);
     }
 
-    void refresh() { _M_type = symlink_status().type(); }
-    void refresh(error_code& __ec) { _M_type = symlink_status(__ec).type(); }
+    void
+    refresh()
+    { _M_type = symlink_status().type(); }
+
+    void
+    refresh(error_code& __ec) noexcept
+    { _M_type = symlink_status(__ec).type(); }
 
     // observers
     const filesystem::path& path() const noexcept { return _M_path; }