[Bug middle-end/70090] add non-constant variant of __builtin_object_size for _FORTIFY_SOURCE and -fsanitize=object-size

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70090

--- Comment #5 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Siddhesh Poyarekar
<siddh...@gcc.gnu.org>:

https://gcc.gnu.org/g:ea19c8f33a3a8d2b52f89f1fade0a21e3c779190

commit r12-6480-gea19c8f33a3a8d2b52f89f1fade0a21e3c779190
Author: Siddhesh Poyarekar <siddh...@gotplt.org>
Date:   Tue Jan 11 19:51:37 2022 +0530

    tree-object-size: Handle function parameters

    Handle hints provided by __attribute__ ((access (...))) to compute
    dynamic sizes for objects.

    gcc/ChangeLog:

            PR middle-end/70090
            * tree-object-size.c: Include tree-dfa.h.
            (parm_object_size): New function.
            (collect_object_sizes_for): Call it.

    gcc/testsuite/ChangeLog:

            PR middle-end/70090
            * gcc.dg/builtin-dynamic-object-size-0.c (test_parmsz_simple,
            test_parmsz_scaled, test_parmsz_unknown): New functions.
            (main): Call them.  Add new arguments argc and argv.

    Signed-off-by: Siddhesh Poyarekar <siddh...@gotplt.org>