2009-08-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/40964
* tree.c (iterative_hash_host_wide_int): Export.
* tree.h (iterative_hash_host_wide_int): Declare.
* tree-ssa-structalias.c (heapvar_map): New struct.
(heapvar_map_eq): New function.
(heapvar_map_hash): Likewise.
(heapvar_lookup): Adjust.
(heapvar_insert): Likewise.
(make_constraint_from_heapvar): Allow multiple heap variables
per decl at different offsets.
(init_alias_heapvars): Adjust.
* gcc.c-torture/compile/pr40964.c: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@150518
138bc75d-0d04-0410-961f-
82ee72b054a4