c/10826: [3.3/3.4 regression] Anonymous union regression

[Janis Johnson]

The test case starts getting an error with this patch:

> 2002-06-16  Richard Henderson  <rth@redhat.com>
>
>       * c-common.c (flag_ms_extensions): Move from c++ front end.
>       * c-common.h (flag_ms_extensions): Declare.
>       * c-decl.c (c_decode_option): Add -fms-extensions.
>       (grokfield): Don't accept anonymous structures in ISO C mode;
>       accept only unnamed anonymous structures in GNU C mode; accept
>       Plan 9 extensions in MS mode.
>       * c-parse.in (SAVE_EXT_FLAGS, RESTORE_EXT_FLAGS): Rename from
>       SAVE/RESTORE_WARN_FLAGS; add flag_iso frobbing; update all
callers.
>       (extension): Clear flag_iso.
>       * doc/invoke.texi (C Dialect Options): Add -fms-extensions.
>
--- gcc/gcc/cp/ChangeLog ---
> 2002-06-16  Richard Henderson  <rth@redhat.com>
>
>       * cp-tree.h, decl2.c (flag_ms_extensions): Move to c-common.

It doesn't seem to be a regression after all, but a fix.

Janis

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=10826