[Bug middle-end/91599] GCC does not say where warning is happening

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91599

--- Comment #3 from Martin Sebor <msebor at gcc dot gnu.org> ---
Author: msebor
Date: Fri Aug 30 17:49:17 2019
New Revision: 275211

URL: https://gcc.gnu.org/viewcvs?rev=275211&root=gcc&view=rev
Log:
PR middle-end/91599 - GCC does not say where warning is happening

gcc/ChangeLog:

        PR middle-end/91599
        * tree-ssa-strlen.c (handle_store): Use a fallback location if
        the statement doesn't have one.
        * gimple-pretty-print.c (percent_G_format): Same.

gcc/testsuite/ChangeLog:

        PR middle-end/91599
        * gcc.dg/Wstringop-overflow-16.c: New test.


Added:
    trunk/gcc/testsuite/gcc.dg/Wstringop-overflow-16.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/gimple-pretty-print.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-strlen.c