[Bug middle-end/85598] [7/8/9 Regression] Incorrect warning only at -O2 and -O3

[aldyh at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85598

--- Comment #23 from Aldy Hernandez <aldyh at gcc dot gnu.org> ---
Author: aldyh
Date: Fri Feb 22 13:46:01 2019
New Revision: 269115

URL: https://gcc.gnu.org/viewcvs?rev=269115&root=gcc&view=rev
Log:
        PR middle-end/85598
        * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
        analysis for pass.

Added:
    trunk/gcc/testsuite/gcc.dg/pr85598.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/gimple-ssa-sprintf.c