poly_int: get_inner_reference_aff
This patch makes get_inner_reference_aff return the size as a
poly_widest_int rather than a widest_int.
2017-12-20 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
gcc/
* tree-affine.h (get_inner_reference_aff): Return the size as a
poly_widest_int.
* tree-affine.c (get_inner_reference_aff): Likewise.
* tree-data-ref.c (dr_may_alias_p): Update accordingly.
* tree-ssa-loop-im.c (mem_refs_may_alias_p): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@255891 138bc75d-0d04-0410-961f-82ee72b054a4