[Bug c/44772] [4.5 Regression] -Wc++-compat warns incorrectly for anonymous unions

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44772

--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-11-11 20:40:36 UTC ---
Author: jakub
Date: Thu Nov 11 20:40:32 2010
New Revision: 166620

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=166620
Log:
    Backport from mainline
    2010-11-05  Jakub Jelinek  <jakub@redhat.com>

    PR c/44772
    * c-decl.c (warn_cxx_compat_finish_struct): Don't call
    pointer_set_contains if DECL_NAME is NULL.

    * gcc.dg/Wcxx-compat-21.c: New test.

Added:
    branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/Wcxx-compat-21.c
Modified:
    branches/gcc-4_5-branch/gcc/ChangeLog
    branches/gcc-4_5-branch/gcc/c-decl.c
    branches/gcc-4_5-branch/gcc/testsuite/ChangeLog