[Bug rtl-optimization/39453] ICE : in init_seqno, at sel-sched.c:6433

[abel at gcc dot gnu dot org]

------- Comment #8 from abel at gcc dot gnu dot org  2010-08-24 08:58 -------
Subject: Bug 39453

Author: abel
Date: Tue Aug 24 08:58:36 2010
New Revision: 163505

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=163505
Log:
Backport from mainline:
 2010-01-14  Alexander Monakov  <amonakov@ispras.ru>

        PR rtl-optimization/39453
        PR rtl-optimization/42246
        * sel-sched-ir.c (considered_for_pipelining_p): Do not test
        for pipelining_p.
        (sel_add_loop_preheaders): Add preheader to last_added_blocks.

        * gcc.dg/pr39453.c: New.
        * gcc.dg/pr42246.c: New.


Added:
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/pr39453.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/pr42246.c
Modified:
    branches/gcc-4_4-branch/gcc/ChangeLog
    branches/gcc-4_4-branch/gcc/sel-sched-ir.c
    branches/gcc-4_4-branch/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39453