[Bug other/81345] -Wall resets -Wstringop-overflow to 1 from the default 2

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81345

--- Comment #6 from Martin Sebor <msebor at gcc dot gnu.org> ---
Author: msebor
Date: Mon Jul 10 21:00:56 2017
New Revision: 250104

URL: https://gcc.gnu.org/viewcvs?rev=250104&root=gcc&view=rev
Log:
PR other/81345 -  -Wall resets -Wstringop-overflow to 1 from the default 2

gcc/c-family/ChangeLog:

        PR other/81345
        * c.opt (-Wstringop-overflow): Set defaults in LangEnabledBy.

gcc/testsuite/ChangeLog:

        PR other/81345
        * gcc.dg/pr81345.c: New test.


Added:
    trunk/gcc/testsuite/gcc.dg/pr81345.c
Modified:
    trunk/gcc/c-family/ChangeLog
    trunk/gcc/c-family/c.opt
    trunk/gcc/testsuite/ChangeLog