diff options
| author | Jason Merrill <jason@redhat.com> | 2016-04-25 13:21:49 -0400 |
|---|---|---|
| committer | Jason Merrill <jason@gcc.gnu.org> | 2016-04-25 13:21:49 -0400 |
| commit | d067e05f0e9a765e9ce60938aac1a1c99701cc33 (patch) | |
| tree | 264530e0fbdd09de1ee921078acbe9204f96ca60 /gcc/c-family/c-common.h | |
| parent | 4dfaa9631958d036d4de44ebfa5a1bcfa92462c4 (diff) | |
| download | gcc-d067e05f0e9a765e9ce60938aac1a1c99701cc33.zip gcc-d067e05f0e9a765e9ce60938aac1a1c99701cc33.tar.gz gcc-d067e05f0e9a765e9ce60938aac1a1c99701cc33.tar.bz2 | |
Implement C++17 [[maybe_unused]] attribute.
gcc/
* attribs.c (register_scoped_attributes): Fix logic.
* attribs.h: Declare register_scoped_attributes.
c-family/
* c-common.c (handle_unused_attribute): Accept CONST_DECL.
No longer static.
* c-common.h: Declare it.
* c-lex.c (c_common_has_attribute): Add maybe_unused.
cp/
* tree.c (std_attribute_table): New.
(init_tree): Register it.
From-SVN: r235414
Diffstat (limited to 'gcc/c-family/c-common.h')
| -rw-r--r-- | gcc/c-family/c-common.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/c-family/c-common.h b/gcc/c-family/c-common.h index 663e457..4c43a35 100644 --- a/gcc/c-family/c-common.h +++ b/gcc/c-family/c-common.h @@ -790,6 +790,7 @@ extern void check_function_arguments_recurse (void (*) unsigned HOST_WIDE_INT); extern bool check_builtin_function_arguments (tree, int, tree *); extern void check_function_format (tree, int, tree *); +extern tree handle_unused_attribute (tree *, tree, tree, int, bool *); extern tree handle_format_attribute (tree *, tree, tree, int, bool *); extern tree handle_format_arg_attribute (tree *, tree, tree, int, bool *); extern bool attribute_takes_identifier_p (const_tree); |