[Bug lto/64837] lto plugin doesn't call ld_plugin_release_input_file

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64837

--- Comment #10 from H.J. Lu <hjl.tools at gmail dot com> ---
Created attachment 34725
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34725&action=edit
A patch