[Bug tree-optimization/82491] UBSAN in gcc/gimple-fold.c:6187:6: runtime error: signed integer overflow: 9223372036854775807 * 8 cannot be represented in type 'long int'

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82491

--- Comment #10 from Martin Liška <marxin at gcc dot gnu.org> ---
Author: marxin
Date: Tue Apr  3 13:43:22 2018
New Revision: 259030

URL: https://gcc.gnu.org/viewcvs?rev=259030&root=gcc&view=rev
Log:
Remove UBSAN in dwarf2out.c (PR tree-optimization/82491).

2018-04-03  Martin Liska  <mli...@suse.cz>

        PR tree-optimization/82491
        * rtl.h (strip_offset_and_add): Replace += suboffset with
        poly_uint64 () + suboffset.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/rtl.h