Add the missing ChangeLog entry
Add -ffat-lto-objects to STAGE[23]_CFLAGS

2013-11-18  Jan Hubicka  <jh@suse.cz>

	* bootstrap-lto.mk: Use -ffat-lto-objects.
Add -ldl to POSTSTAGE1_LDFLAGS

2013-11-19  Marek Polacek  <polacek@redhat.com>

	* bootstrap-ubsan.mk (POSTSTAGE1_LDFLAGS): Add -ldl.
Add -B$$r/prev-$(TARGET_SUBDIR)/libsanitizer/

	* bootstrap-asan.mk (POSTSTAGE1_LDFLAGS): Add
	-B$$r/prev-$(TARGET_SUBDIR)/libsanitizer/.