[Bug middle-end/38559] [graphite] ICE :in build2_stat, at tree.c:3293

[spop at gcc dot gnu dot org]

------- Comment #5 from spop at gcc dot gnu dot org  2009-01-08 14:14 -------
Subject: Bug 38559

Author: spop
Date: Thu Jan  8 14:14:41 2009
New Revision: 143187

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=143187
Log:
2009-01-07  Sebastian Pop  <sebastian.pop@amd.com>
            Jan Sjodin  <jan.sjodin@amd.com>

        PR tree-optimization/38559
        * testsuite/gcc.dg/graphite/pr38559.c: New.

        * graphite.c (debug_value, copy_constraint,
        swap_constraint_variables, scale_constraint_variable, ): New.
        (get_lower_bound, get_upper_bound): Removed.
        (graphite_trans_bb_strip_mine): Clean up this code that works
        only for constant number of iterations.  Fully copy upper and
        lower bound constraints, not only the constant part of them.
        * graphite.h (debug_value): Declared.


Added:
    trunk/gcc/testsuite/gcc.dg/graphite/pr38559.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/graphite.c
    trunk/gcc/graphite.h
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38559