gcc/cp/decl.h

/* Variables and structures for declaration processing.
   Copyright (C) 1993-2022 Free Software Foundation, Inc.

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.

GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3.  If not see
<http://www.gnu.org/licenses/>.  */

/* In grokdeclarator, distinguish syntactic contexts of declarators.  */
enum decl_context
{ NORMAL,			/* Ordinary declaration */
  FUNCDEF,			/* Function definition */
  PARM,				/* Declaration of parm before function body */
  TPARM,                        /* Declaration of template parm */
  CATCHPARM,			/* Declaration of catch parm */
  FIELD,			/* Declaration inside struct or union */
  BITFIELD,			/* Likewise but with specified width */
  TYPENAME,			/* Typename (inside cast or sizeof)  */
  TEMPLATE_TYPE_ARG,		/* Almost the same as TYPENAME  */
  MEMFUNCDEF			/* Member function definition */
};

/* We need this in here to get the decl_context definition.  */
extern tree grokdeclarator (const cp_declarator *,
			    cp_decl_specifier_seq *,
			    enum decl_context, int, tree*);
extern void name_unnamed_type (tree, tree);

/* States indicating how grokdeclarator() should handle declspecs marked
   with __attribute__((deprecated)).  An object declared as
   __attribute__((deprecated)) suppresses warnings of uses of other
   deprecated items.  */

enum deprecated_states {
  DEPRECATED_NORMAL,
  DEPRECATED_SUPPRESS,
  UNAVAILABLE_DEPRECATED_SUPPRESS
};

extern enum deprecated_states deprecated_state;