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| 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/attribs.h | |
| parent | 4dfaa9631958d036d4de44ebfa5a1bcfa92462c4 (diff) | |
| download | gcc-d067e05f0e9a765e9ce60938aac1a1c99701cc33.tar.gz | |
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/attribs.h')
| -rw-r--r-- | gcc/attribs.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/attribs.h b/gcc/attribs.h index 9e64a7a7e80..23d30435d1d 100644 --- a/gcc/attribs.h +++ b/gcc/attribs.h @@ -38,4 +38,7 @@ extern tree get_attribute_name (const_tree); extern void apply_tm_attr (tree, tree); extern tree make_attribute (const char *, const char *, tree); +extern struct scoped_attributes* register_scoped_attributes (const struct attribute_spec *, + const char *); + #endif // GCC_ATTRIBS_H |