[Bug middle-end/70022] [4.9/5 Regression] ICE: in tree_to_shwi, at tree.c:7328 with out-of-bounds vector index

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70022

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue Mar  1 13:32:13 2016
New Revision: 233852

URL: https://gcc.gnu.org/viewcvs?rev=233852&root=gcc&view=rev
Log:
2016-03-01  Richard Biener  <rguent...@suse.de>

        PR middle-end/70022
        * fold-const.c (fold_indirect_ref_1): Fix range checking for
        vector BIT_FIELD_REF extract.

        * gcc.dg/pr70022.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/pr70022.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog