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author卜部昌平 <shyouhei@ruby-lang.org>2020-05-04 15:26:12 +0900
committer卜部昌平 <shyouhei@ruby-lang.org>2020-05-11 09:24:08 +0900
commitdca234a5dc9d5bb39c906d833c43305ce95508fb (patch)
treeaeecc73da2a3f9e6d2417fc9fd57e80ff0d2540a /include/ruby/3/attr/maybe_unused.h
parentc89c3801b985916b6fb6726aab966d28371dfaaa (diff)
mv include/ruby/{3,impl}
Devs do not love "3".
Notes
Notes: Merged: https://github.com/ruby/ruby/pull/3079
Diffstat (limited to 'include/ruby/3/attr/maybe_unused.h')
-rw-r--r--include/ruby/3/attr/maybe_unused.h38
1 files changed, 0 insertions, 38 deletions
diff --git a/include/ruby/3/attr/maybe_unused.h b/include/ruby/3/attr/maybe_unused.h
deleted file mode 100644
index 71904dffa4..0000000000
--- a/include/ruby/3/attr/maybe_unused.h
+++ /dev/null
@@ -1,38 +0,0 @@
-#ifndef RUBY3_ATTR_MAYBE_UNUSED_H /*-*-C++-*-vi:se ft=cpp:*/
-#define RUBY3_ATTR_MAYBE_UNUSED_H
-/**
- * @file
- * @author Ruby developers <ruby-core@ruby-lang.org>
- * @copyright This file is a part of the programming language Ruby.
- * Permission is hereby granted, to either redistribute and/or
- * modify this file, provided that the conditions mentioned in the
- * file COPYING are met. Consult the file for details.
- * @warning Symbols prefixed with either `RUBY3` or `ruby3` are
- * implementation details. Don't take them as canon. They could
- * rapidly appear then vanish. The name (path) of this header file
- * is also an implementation detail. Do not expect it to persist
- * at the place it is now. Developers are free to move it anywhere
- * anytime at will.
- * @note To ruby-core: remember that this header can be possibly
- * recursively included from extension libraries written in C++.
- * Do not expect for instance `__VA_ARGS__` is always available.
- * We assume C99 for ruby itself but we don't assume languages of
- * extension libraries. They could be written in C++98.
- * @brief Defines #RUBY3_ATTR_MAYBE_UNUSED.
- */
-#include "ruby/3/has/attribute.h"
-#include "ruby/3/has/c_attribute.h"
-#include "ruby/3/has/cpp_attribute.h"
-
-/** Wraps (or simulates) `[[maybe_unused]]` */
-#if RUBY3_HAS_CPP_ATTRIBUTE(maybe_unused)
-# define RUBY3_ATTR_MAYBE_UNUSED() [[maybe_unused]]
-#elif RUBY3_HAS_C_ATTRIBUTE(maybe_unused)
-# define RUBY3_ATTR_MAYBE_UNUSED() [[maybe_unused]]
-#elif RUBY3_HAS_ATTRIBUTE(unused)
-# define RUBY3_ATTR_MAYBE_UNUSED() __attribute__((__unused__))
-#else
-# define RUBY3_ATTR_MAYBE_UNUSED() /* void */
-#endif
-
-#endif /* RUBY3_ATTR_MAYBE_UNUSED */