2010-04-23 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/43846
* tree-sra.c (struct access): New flag grp_assignment_read.
(build_accesses_from_assign): Set grp_assignment_read.
(sort_and_splice_var_accesses): Propagate grp_assignment_read.
(enum mark_read_status): New type.
(analyze_access_subtree): Propagate grp_assignment_read, create
accesses also if both direct_read and root->grp_assignment_read.
* testsuite/gcc.dg/tree-ssa/sra-10.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@158668
138bc75d-0d04-0410-961f-
82ee72b054a4