[Bug ipa/81112] [7 Regression] internal compiler error: tree check: expected integer_cst, have range_expr in get_len, at tree.h:5321

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81112

--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Thu Jun 29 08:53:27 2017
New Revision: 249772

URL: https://gcc.gnu.org/viewcvs?rev=249772&root=gcc&view=rev
Log:
2017-06-29  Richard Biener  <rguent...@suse.de>

        Backport from mainline
        2017-06-19  Richard Biener  <rguent...@suse.de>

        PR ipa/81112
        * ipa-prop.c (find_constructor_constant_at_offset): Handle
        RANGE_EXPR conservatively.

        * g++.dg/torture/pr81112.C: New testcase.

Added:
    branches/gcc-7-branch/gcc/testsuite/g++.dg/torture/pr81112.C
Modified:
    branches/gcc-7-branch/gcc/ChangeLog
    branches/gcc-7-branch/gcc/ipa-prop.c
    branches/gcc-7-branch/gcc/testsuite/ChangeLog