[Bug tree-optimization/43846] [4.5 Regression] array vs members, total scalarization issues

[jamborm at gcc dot gnu dot org]

------- Comment #5 from jamborm at gcc dot gnu dot org  2010-04-23 14:52 -------
Subject: Bug 43846

Author: jamborm
Date: Fri Apr 23 14:52:06 2010
New Revision: 158668

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=158668
Log:
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.


Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/sra-10.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-sra.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43846