[Bug tree-optimization/66449] [6 Regression] ICE: in build2_stat, at tree.c:4376 with -O3

[amker at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66449

--- Comment #3 from amker at gcc dot gnu.org ---
Author: amker
Date: Tue Jun 23 02:27:49 2015
New Revision: 224769

URL: https://gcc.gnu.org/viewcvs?rev=224769&root=gcc&view=rev
Log:

        PR tree-optimization/66449
        * tree-ssa-loop-niter.c (loop_exits_before_overflow): Use
        POINTER_PLUS_EXPR for pointers.

        gcc/testsuite
        PR tree-optimization/66449
        * gcc.dg/vect/pr66449.c: New test.


Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr66449.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-loop-niter.c