Split part of functionality from lto.c to lto-common.c.
2019-05-06 Martin Liska <mliska@suse.cz>
Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
* Make-lang.in: Add lto-common.o.
* config-lang.in: Likewise for gtfiles.
* lto-common.c: New file.
* lto-common.h: New file.
* lto-lang.c: Include lto-common.h.
* lto.c: Move most of the functionality
into lto-common.c file.