[Bug c/8268] no compile time array index checking

[mueller at gcc dot gnu dot org]

------- Comment #43 from mueller at gcc dot gnu dot org  2007-01-18 13:00 -------
Subject: Bug 8268

Author: mueller
Date: Thu Jan 18 13:00:33 2007
New Revision: 120898

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=120898
Log:
2007-01-18  Dirk Mueller  <dmueller@suse.de>
·           Richard Guenther <rguenther@suse.de>

·       PR diagnostic/8268
·       * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
·       * common.opt (Warray-bounds): Add new warning option.
·       * c-opts.c (c_common_handle_option): Define -Warray-bounds
·       if -Wall is given.
        * Makefile.in: make tree-vrp.o depend on toplev.h
·       * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
·       is enabled.
·       (check_array_refs, check_array_bounds, check_array_ref): New.

·       * gcc.dg/Warray-bounds.c: New testcase.
        * gcc.dg/Warray-bounds-2.c: New testcase.
        * g++.dg/warn/Warray-bounds.C: New testcase.
        * g++.dg/warn/Warray-bounds-2.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/warn/Warray-bounds-2.C
    trunk/gcc/testsuite/g++.dg/warn/Warray-bounds.C
    trunk/gcc/testsuite/gcc.dg/Warray-bounds-2.c
    trunk/gcc/testsuite/gcc.dg/Warray-bounds.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/Makefile.in
    trunk/gcc/c-opts.c
    trunk/gcc/common.opt
    trunk/gcc/doc/invoke.texi
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vrp.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=8268