re PR bootstrap/85020 (gcc fails to bootstrap with profiledbootstrap and --with-build-config=bootstrap-lto)

2018-03-23  Eric Botcazou  <ebotcazou@adacore.com>

	PR debug/85020
	* gnat.dg/lto22.adb: New test.
	* gnat.dg/lto22_pkg1.ad[sb]: New helper.
	* gnat.dg/lto22_pkg2.ads: Likewise.

From-SVN: r258799