[Bug c/24010] [4.0/4.1/4.2 Regression] Duplicate C99 dot initializer warning missing

[jsm28 at gcc dot gnu dot org]

------- Comment #5 from jsm28 at gcc dot gnu dot org  2006-09-30 19:46 -------
Subject: Bug 24010

Author: jsm28
Date: Sat Sep 30 19:46:06 2006
New Revision: 117334

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=117334
Log:
        PR c/24010
        * c.opt (Woverride-init): New.
        * c-opts.c (c_common_post_options): Default warn_override_init to
        extra_warnings.
        * c-typeck.c (add_pending_init, output_init_element): Warn for
        overriding initializers without side effects.
        * doc/invoke.texi (-Woverride-init): Document.
        (-Wextra): Update.

testsuite:
        * gcc.dg/Woverride-init-1.c, gcc.dg/Woverride-init-2.c,
        gcc.dg/Woverride-init-3.c: New tests.

Added:
    trunk/gcc/testsuite/gcc.dg/Woverride-init-1.c
    trunk/gcc/testsuite/gcc.dg/Woverride-init-2.c
    trunk/gcc/testsuite/gcc.dg/Woverride-init-3.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/c-opts.c
    trunk/gcc/c-typeck.c
    trunk/gcc/c.opt
    trunk/gcc/doc/invoke.texi
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24010