From 9d20daffc296b9eb901fb14bdd83620ea55d440a Mon Sep 17 00:00:00 2001
From: Bram Moolenaar <Bram@vim.org>
Date: Mon, 1 Feb 2021 19:31:47 +0100
Subject: [PATCH] patch 8.2.2448: compilation error with Ruby 3.0

Problem:    Compilation error with Ruby 3.0.
Solution:   Adjust #ifdefs and declaration. (Ken Takata, closes #7761)
---
 src/if_ruby.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/if_ruby.c b/src/if_ruby.c
index d21a655..6522d07 100644
--- a/src/if_ruby.c
+++ b/src/if_ruby.c
@@ -416,7 +416,7 @@ static VALUE (*dll_rb_hash_new) (void);
 static VALUE (*dll_rb_inspect) (VALUE);
 static VALUE (*dll_rb_int2inum) (long);
 static ID (*dll_rb_intern) (const char*);
-# if VIM_SIZEOF_INT < VIM_SIZEOF_LONG // 64 bits only
+# if RUBY_VERSION >= 30 || VIM_SIZEOF_INT < VIM_SIZEOF_LONG
 static long (*dll_rb_fix2int) (VALUE);
 static long (*dll_rb_num2int) (VALUE);
 static unsigned long (*dll_rb_num2uint) (VALUE);
@@ -504,7 +504,11 @@ static void (*dll_rb_gc_writebarrier_unprotect)(VALUE obj);
 # endif
 
 # if RUBY_VERSION >= 30
+#  ifdef _MSC_VER
+static void (*dll_ruby_malloc_size_overflow)(size_t, size_t);
+#  else
 NORETURN(static void (*dll_ruby_malloc_size_overflow)(size_t, size_t));
+#  endif
 # endif
 
 # if RUBY_VERSION >= 26
@@ -534,7 +538,7 @@ rb_int2big_stub(SIGNED_VALUE x)
 {
     return dll_rb_int2big(x);
 }
-#   if VIM_SIZEOF_INT < VIM_SIZEOF_LONG
+#   if RUBY_VERSION >= 30 || VIM_SIZEOF_INT < VIM_SIZEOF_LONG
     long
 rb_fix2int_stub(VALUE x)
 {
@@ -673,7 +677,7 @@ static struct
     {"rb_inspect", (RUBY_PROC*)&dll_rb_inspect},
     {"rb_int2inum", (RUBY_PROC*)&dll_rb_int2inum},
     {"rb_intern", (RUBY_PROC*)&dll_rb_intern},
-# if VIM_SIZEOF_INT < VIM_SIZEOF_LONG // 64 bits only
+# if RUBY_VERSION >= 30 || VIM_SIZEOF_INT < VIM_SIZEOF_LONG
     {"rb_fix2int", (RUBY_PROC*)&dll_rb_fix2int},
     {"rb_num2int", (RUBY_PROC*)&dll_rb_num2int},
     {"rb_num2uint", (RUBY_PROC*)&dll_rb_num2uint},
-- 
2.13.7