diff options
Diffstat (limited to 'internal/static_assert.h')
| -rw-r--r-- | internal/static_assert.h | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/internal/static_assert.h b/internal/static_assert.h index 05b79b4ba3..70dd0b7a1e 100644 --- a/internal/static_assert.h +++ b/internal/static_assert.h @@ -1,21 +1,16 @@ -#ifndef INTERNAL_STATIC_ASSERT_H /* -*- C -*- */ +#ifndef INTERNAL_STATIC_ASSERT_H /*-*-C-*-vi:se ft=c:*/ #define INTERNAL_STATIC_ASSERT_H /** - * @file - * @brief C11 shim for _Static_assert. - * @author \@shyouhei + * @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. + * @brief C11 shim for _Static_assert. */ - -#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L) -# define STATIC_ASSERT(name, expr) _Static_assert(expr, #name ": " #expr) -#elif GCC_VERSION_SINCE(4, 6, 0) || __has_extension(c_static_assert) -# define STATIC_ASSERT(name, expr) RB_GNUC_EXTENSION _Static_assert(expr, #name ": " #expr) -#else -# define STATIC_ASSERT(name, expr) typedef int static_assert_##name##_check[1 - 2*!(expr)] +#include "ruby/internal/static_assert.h" +#ifndef STATIC_ASSERT +# define STATIC_ASSERT RBIMPL_STATIC_ASSERT #endif #endif /* INTERNAL_STATIC_ASSERT_H */ |