[Bug rtl-optimization/52803] [4.8 Regression] ICE: in ira, at ira.c:3616 with -fno-move-loop-invariants on almost any code

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52803

--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-04-02 11:59:51 UTC ---
Author: rguenth
Date: Mon Apr  2 11:59:47 2012
New Revision: 186080

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186080
Log:
2012-04-02  Richard Guenther  <rguenther@suse.de>

    PR middle-end/52803
    * loop-init.c (gate_handle_loop2): Destroy loops here if
    we don't enter RTL loop optimizers.

    * gcc.dg/pr52803.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/pr52803.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/loop-init.c
    trunk/gcc/testsuite/ChangeLog