2010-06-04 Richard Guenther <rguenther@suse.de>
Backport from mainline:
2010-05-18 Jakub Jelinek <jakub@redhat.com>
PR debug/41371
* var-tracking.c (find_loc_in_1pdv): Add a few checks from
rtx_equal_p inline.
2010-05-25 Jakub Jelinek <jakub@redhat.com>
PR debug/41371
* var-tracking.c (find_loc_in_1pdv): Guard asserts with
ENABLE_CHECKING.
(intersect_loc_chains): Walk the s2var's loc_chain together
with s1node chain as long as the locations are equal, don't
call find_loc_in_1pdv in that case.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_5-branch@160261 138bc75d-0d04-0410-961f-82ee72b054a4