[Bug tree-optimization/104119] [12 Regression] unexpected -Wformat-overflow after strlen in ILP32 since Ranger integration

[cvs-commit at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104119

--- Comment #6 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Martin Sebor <mse...@gcc.gnu.org>:

https://gcc.gnu.org/g:3c9f762ad02f398c27275688c3494332f69237f5

commit r12-7033-g3c9f762ad02f398c27275688c3494332f69237f5
Author: Martin Sebor <mse...@redhat.com>
Date:   Thu Feb 3 13:27:16 2022 -0700

    Constrain conservative string lengths to array sizes [PR104119].

    Resolves:
    PR tree-optimization/104119 - unexpected -Wformat-overflow after strlen in
ILP32 since Ranger integration

    gcc/ChangeLog:

            PR tree-optimization/104119
            * gimple-ssa-sprintf.cc (struct directive): Change argument type.
            (format_none): Same.
            (format_percent): Same.
            (format_integer): Same.
            (format_floating): Same.
            (get_string_length): Same.
            (format_character): Same.
            (format_string): Same.
            (format_plain): Same.
            (format_directive): Same.
            (compute_format_length): Same.
            (handle_printf_call): Same.
            * tree-ssa-strlen.cc (get_range_strlen_dynamic): Same.   Call
            get_maxbound.
            (get_range_strlen_phi): Same.
            (get_maxbound): New function.
            (strlen_pass::get_len_or_size): Adjust to parameter change.
            * tree-ssa-strlen.h (get_range_strlen_dynamic): Change argument
type.

    gcc/testsuite/ChangeLog:

            PR tree-optimization/104119
            * gcc.dg/tree-ssa/builtin-snprintf-13.c: New test.
            * gcc.dg/tree-ssa/builtin-sprintf-warn-29.c: New test.