From cdcb673e6e6c4b7534fb5b98efda5f8079de8905 Mon Sep 17 00:00:00 2001 From: Manfred Hollstein Date: Sun, 15 Mar 1998 03:28:04 +0000 Subject: [PATCH] cp-tree.h (struct lang_decl_flags): Add needs_final_overrider. a * cp-tree.h (struct lang_decl_flags): Add needs_final_overrider. (DECL_NEEDS_FINAL_OVERRIDER_P): New macro. * class.c (override_one_vtable): Set DECL_NEEDS_FINAL_OVERRIDER_P. * decl.c (duplicate_decls): Propagate it. * typeck2.c (abstract_virtuals_error): Use two loops to emit abstract virtual functions and virtual functions which need a final overrider separately. From-SVN: r18587 --- gcc/cp/cp-tree.h | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/gcc/cp/cp-tree.h b/gcc/cp/cp-tree.h index 93a2527a314..1cee86b813f 100644 --- a/gcc/cp/cp-tree.h +++ b/gcc/cp/cp-tree.h @@ -969,7 +969,8 @@ struct lang_decl_flags unsigned declared_inline : 1; unsigned not_really_extern : 1; unsigned comdat : 1; - unsigned dummy : 4; + unsigned needs_final_overrider : 1; + unsigned dummy : 3; tree access; tree context; @@ -1076,6 +1077,10 @@ struct lang_decl exists as part of an abstract class's interface. */ #define DECL_ABSTRACT_VIRTUAL_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.abstract_virtual) +/* Nonzero for FUNCTION_DECL means that this member function + must be overridden by derived classes. */ +#define DECL_NEEDS_FINAL_OVERRIDER_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.needs_final_overrider) + /* Nonzero if allocated on permanent_obstack. */ #define LANG_DECL_PERMANENT(LANGDECL) ((LANGDECL)->decl_flags.permanent_attr) -- 2.30.2