* gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
the linker plugin.
(store_arg): Queue temp_filename for deletion instead of
the whole argument.
lto-plugin/
* lto-plugin.c (free_2): Do not free resolution_file.
(write_resolution): Check that we were passed a resolution file.
(all_symbols_read_handler): Adjust.
(cleanup_handler): Do not remove the resolution file.
(process_option): Handle -fresolution=.