[Bug tree-optimization/58946] [4.9 Regression] internal compiler error: in operator[], at vec.h:722

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58946

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Mon Nov  4 10:29:42 2013
New Revision: 204348

URL: http://gcc.gnu.org/viewcvs?rev=204348&root=gcc&view=rev
Log:
    PR tree-optimization/58946
    * tree-ssa-reassoc.c (maybe_optimize_range_tests): Update all
    bbs with bbinfo[idx].op != NULL before all blocks with
    bbinfo[idx].op == NULL.

    * gcc.c-torture/compile/pr58946.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr58946.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-reassoc.c