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-rw-r--r--include/ruby/internal/attr/constexpr.h7
1 files changed, 3 insertions, 4 deletions
diff --git a/include/ruby/internal/attr/constexpr.h b/include/ruby/internal/attr/constexpr.h
index 6d81d342a2..abc4f238b5 100644
--- a/include/ruby/internal/attr/constexpr.h
+++ b/include/ruby/internal/attr/constexpr.h
@@ -17,12 +17,11 @@
* 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.
+ * extension libraries. They could be written in C++98.
* @brief #RBIMPL_ATTR_CONSTEXPR.
*/
#include "ruby/internal/has/feature.h"
#include "ruby/internal/compiler_is.h"
-#include "ruby/internal/token_paste.h"
/** @cond INTERNAL_MACRO */
#if ! defined(__cplusplus)
@@ -67,7 +66,7 @@
# define RBIMPL_ATTR_CONSTEXPR(_) constexpr
#elif RBIMPL_HAS_ATTR_CONSTEXPR_CXX11
-# define RBIMPL_ATTR_CONSTEXPR(_) RBIMPL_TOKEN_PASTE(RBIMPL_ATTR_CONSTEXPR_, _)
+# define RBIMPL_ATTR_CONSTEXPR(_) RBIMPL_ATTR_CONSTEXPR_ ## _
# define RBIMPL_ATTR_CONSTEXPR_CXX11 constexpr
# define RBIMPL_ATTR_CONSTEXPR_CXX14 /* void */
@@ -75,7 +74,7 @@
# define RBIMPL_ATTR_CONSTEXPR(_) /* void */
#endif
-/** Enables #RBIMPL_ATTR_CONSTEXPR iff. !RUBY_DEBUG. */
+/** Enables #RBIMPL_ATTR_CONSTEXPR if and only if. ! #RUBY_DEBUG. */
#if !RUBY_DEBUG
# define RBIMPL_ATTR_CONSTEXPR_UNLESS_DEBUG(_) RBIMPL_ATTR_CONSTEXPR(_)
#else