[Bug tree-optimization/84228] Bogus -Wstringop-truncation warning with -g

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84228

--- Comment #2 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Author: mpolacek
Date: Tue Feb  6 13:25:54 2018
New Revision: 257411

URL: https://gcc.gnu.org/viewcvs?rev=257411&root=gcc&view=rev
Log:
        PR tree-optimization/84228
        * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Skip debug statements.

        * c-c++-common/Wstringop-truncation-3.c: New test.

Added:
    trunk/gcc/testsuite/c-c++-common/Wstringop-truncation-3.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-strlen.c