[Bug middle-end/46885] [4.6 Regression] ICE: in gsi_insert_seq_nodes_after, at gimple-iterator.c:251 with -ftree-parallelize-loops -g

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46885

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-12-14 
14:11:25 UTC ---
Author: jakub
Date: Tue Dec 14 14:11:16 2010
New Revision: 167801

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=167801
Log:
    PR debug/46885
    * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Use gsi_last_bb
    instead of gsi_last_nondebug_bb if bump_in_latch.

    * gcc.dg/autopar/pr46885.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/autopar/pr46885.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-loop-manip.c