1 files changed, 15 insertions, 30 deletions

diff --git a/spec/ruby/optional/capi/ext/class_spec.c b/spec/ruby/optional/capi/ext/class_spec.c
index 36b8c8f2f3..f376534924 100644
--- a/spec/ruby/optional/capi/ext/class_spec.c
+++ b/spec/ruby/optional/capi/ext/class_spec.c
@@ -61,21 +61,18 @@ static VALUE class_spec_rb_class_new(VALUE self, VALUE super) {
   return rb_class_new(super);
 }
 
-static VALUE class_spec_rb_class_new_instance(VALUE self,
-                                      VALUE nargs, VALUE args,
-                                      VALUE klass) {
-  int c_nargs = FIX2INT(nargs);
-  VALUE *c_args = (VALUE*)alloca(sizeof(VALUE) * c_nargs);
-  int i;
-
-  for (i = 0; i < c_nargs; i++)
-    c_args[i] = rb_ary_entry(args, i);
+static VALUE class_spec_rb_class_new_instance(VALUE self, VALUE args, VALUE klass) {
+  return rb_class_new_instance(RARRAY_LENINT(args), RARRAY_PTR(args), klass);
+}
 
-  return rb_class_new_instance(c_nargs, c_args, klass);
+#ifdef RUBY_VERSION_IS_3_0
+static VALUE class_spec_rb_class_new_instance_kw(VALUE self, VALUE args, VALUE klass) {
+  return rb_class_new_instance_kw(RARRAY_LENINT(args), RARRAY_PTR(args), klass, RB_PASS_KEYWORDS);
 }
+#endif
 
 static VALUE class_spec_rb_class_real(VALUE self, VALUE object) {
-  if(rb_type_p(object, T_FIXNUM)) {
+  if (rb_type_p(object, T_FIXNUM)) {
     return INT2FIX(rb_class_real(FIX2INT(object)));
   } else {
     return rb_class_real(CLASS_OF(object));
@@ -119,19 +116,19 @@ VALUE class_spec_define_attr(VALUE self, VALUE klass, VALUE sym, VALUE read, VAL
 }
 
 static VALUE class_spec_rb_define_class(VALUE self, VALUE name, VALUE super) {
-  if(NIL_P(super)) super = 0;
+  if (NIL_P(super)) super = 0;
   return rb_define_class(RSTRING_PTR(name), super);
 }
 
 static VALUE class_spec_rb_define_class_under(VALUE self, VALUE outer,
                                                  VALUE name, VALUE super) {
-  if(NIL_P(super)) super = 0;
+  if (NIL_P(super)) super = 0;
   return rb_define_class_under(outer, RSTRING_PTR(name), super);
 }
 
 static VALUE class_spec_rb_define_class_id_under(VALUE self, VALUE outer,
                                                  VALUE name, VALUE super) {
-  if(NIL_P(super)) super = 0;
+  if (NIL_P(super)) super = 0;
   return rb_define_class_id_under(outer, SYM2ID(name), super);
 }
 
@@ -145,19 +142,6 @@ static VALUE class_spec_include_module(VALUE self, VALUE klass, VALUE module) {
   return klass;
 }
 
-static VALUE class_spec_method_var_args_1(int argc, VALUE *argv, VALUE self) {
-  VALUE ary = rb_ary_new();
-  int i;
-  for (i = 0; i < argc; i++) {
-    rb_ary_push(ary, argv[i]);
-  }
-  return ary;
-}
-
-static VALUE class_spec_method_var_args_2(VALUE self, VALUE argv) {
-  return argv;
-}
-
 void Init_class_spec(void) {
   VALUE cls = rb_define_class("CApiClassSpecs", rb_cObject);
   rb_define_method(cls, "define_call_super_method", class_spec_define_call_super_method, 2);
@@ -171,7 +155,10 @@ void Init_class_spec(void) {
   rb_define_method(cls, "rb_class_protected_instance_methods", class_spec_rb_class_protected_instance_methods, -1);
   rb_define_method(cls, "rb_class_private_instance_methods", class_spec_rb_class_private_instance_methods, -1);
   rb_define_method(cls, "rb_class_new", class_spec_rb_class_new, 1);
-  rb_define_method(cls, "rb_class_new_instance", class_spec_rb_class_new_instance, 3);
+  rb_define_method(cls, "rb_class_new_instance", class_spec_rb_class_new_instance, 2);
+#ifdef RUBY_VERSION_IS_3_0
+  rb_define_method(cls, "rb_class_new_instance_kw", class_spec_rb_class_new_instance_kw, 2);
+#endif
   rb_define_method(cls, "rb_class_real", class_spec_rb_class_real, 1);
   rb_define_method(cls, "rb_class_superclass", class_spec_rb_class_superclass, 1);
   rb_define_method(cls, "rb_cvar_defined", class_spec_cvar_defined, 2);
@@ -185,8 +172,6 @@ void Init_class_spec(void) {
   rb_define_method(cls, "rb_define_class_id_under", class_spec_rb_define_class_id_under, 3);
   rb_define_method(cls, "rb_define_class_variable", class_spec_define_class_variable, 3);
   rb_define_method(cls, "rb_include_module", class_spec_include_module, 2);
-  rb_define_method(cls, "rb_method_varargs_1", class_spec_method_var_args_1, -1);
-  rb_define_method(cls, "rb_method_varargs_2", class_spec_method_var_args_2, -2);
 }
 
 #ifdef __cplusplus