https://git.ruby-lang.org/ruby.git/commit/?id=7cf5d547e4

From 7cf5d547e422134d506d37a179f64be9e98b105c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8D=9C=E9=83=A8=E6=98=8C=E5=B9=B3?=
 <shyouhei@r...>
Date: Tue, 28 Jan 2020 16:52:56 +0900
Subject: delete duplicated function overload

The `using engine<...snip...>::define;` line already defines this
function.  We don't have to repeat.

diff --git a/include/ruby/backward/cxxanyargs.hpp b/include/ruby/backward/cxxanyargs.hpp
index 09ad976..16529f8 100644
--- a/include/ruby/backward/cxxanyargs.hpp
+++ b/include/ruby/backward/cxxanyargs.hpp
@@ -512,7 +512,6 @@ struct driver { https://github.com/ruby/ruby/blob/trunk/include/ruby/backward/cxxanyargs.hpp#L512
     template<bool b> struct specific< 0, b> : public engine< 0, VALUE(*)(VALUE)> {};
     template<bool b> struct specific<-1, b> : public engine<-1, VALUE(*)(int argc, VALUE *argv, VALUE self)> {
         using engine<-1, VALUE(*)(int argc, VALUE *argv, VALUE self)>::define;
-        static inline void define(VALUE c, T m, VALUE(*f)(int argc, VALUE *argv, VALUE self)) { F(c, m, reinterpret_cast<type *>(f), -1); }
         static inline void define(VALUE c, T m, VALUE(*f)(int argc, const VALUE *argv, VALUE self)) { F(c, m, reinterpret_cast<type *>(f), -1); }
         static inline void define(VALUE c, T m, VALUE(*f)(int argc, const VALUE *argv, VALUE self, VALUE)) { F(c, m, reinterpret_cast<type *>(f), -1); }
     };
@@ -558,7 +557,6 @@ struct driver0 { https://github.com/ruby/ruby/blob/trunk/include/ruby/backward/cxxanyargs.hpp#L557
     template<bool b> struct specific< 0, b> : public engine< 0, VALUE(*)(VALUE)> {};
     template<bool b> struct specific<-1, b> : public engine<-1, VALUE(*)(int argc, VALUE *argv, VALUE self)> {
         using engine<-1, VALUE(*)(int argc, VALUE *argv, VALUE self)>::define;
-        static inline void define(T m, VALUE(*f)(int argc, VALUE *argv, VALUE self)) { F(m, reinterpret_cast<type *>(f), -1); }
         static inline void define(T m, VALUE(*f)(int argc, const VALUE *argv, VALUE self)) { F(m, reinterpret_cast<type *>(f), -1); }
         static inline void define(T m, VALUE(*f)(int argc, const VALUE *argv, VALUE self, VALUE)) { F(m, reinterpret_cast<type *>(f), -1); }
     };
-- 
cgit v0.10.2


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