[Bug middle-end/85643] attribute nonstring fails to squash -Wstringop-truncation warning at an offset

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85643

--- Comment #4 from Martin Sebor <msebor at gcc dot gnu.org> ---
Author: msebor
Date: Tue May 15 21:52:16 2018
New Revision: 260271

URL: https://gcc.gnu.org/viewcvs?rev=260271&root=gcc&view=rev
Log:
PR middle-end/85643 - attribute nonstring fails to squash -Wstringop-truncation
warning

gcc/ChangeLog:

        PR middle-end/85643
        * calls.c (get_attr_nonstring_decl): Handle MEM_REF.

gcc/testsuite/ChangeLog:

        PR middle-end/85643
        * c-c++-common/attr-nonstring-7.c: New test.


Added:
    trunk/gcc/testsuite/c-c++-common/attr-nonstring-7.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/calls.c
    trunk/gcc/testsuite/ChangeLog