[Bug tree-optimization/46966] [4.6 Regression] ICE: in execute_cse_reciprocals, at tree-ssa-math-opts.c:474 with -floop-interchange -fno-tree-copy-prop -fno-tree-loop-im

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46966

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-12-16 
22:45:55 UTC ---
Author: jakub
Date: Thu Dec 16 22:45:42 2010
New Revision: 167960

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=167960
Log:
    PR tree-optimization/46966
    * graphite-sese-to-poly.c (build_scop_drs): Call free_gimple_bb for
    for bbs that are removed from SCOP_BBS vector.

    * gcc.dg/graphite/pr46966.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/graphite/pr46966.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/graphite-sese-to-poly.c
    trunk/gcc/testsuite/ChangeLog