[Bug rtl-optimization/42388] [4.5 Regression] ICE in move_bb_info with sel-sched and modulo-sched for 176.gcc

[abel at gcc dot gnu dot org]

------- Comment #4 from abel at gcc dot gnu dot org  2010-01-14 11:02 -------
Subject: Bug 42388

Author: abel
Date: Thu Jan 14 11:02:18 2010
New Revision: 155894

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155894
Log:
        PR rtl-optimization/42388
        * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
        that have no predecessors nor successors.  Do not call move_bb_info
        for empty blocks outside of current region.


Added:
    trunk/gcc/testsuite/gcc.dg/pr42388.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/sel-sched-ir.c
    trunk/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42388