fix NODE_SPLAT codegen

src/array.c

@@ -1192,22 +1192,6 @@ mrb_ary_eql(mrb_state *mrb, mrb_value ary1)
   return mrb_true_value();
 }
 
-static mrb_value
-mrb_ary_ceqq(mrb_state *mrb, mrb_value ary)
-{
-  mrb_value v;
-  mrb_int i, len;
-  mrb_sym eqq = mrb_intern_lit(mrb, "===");
-
-  mrb_get_args(mrb, "o", &v);
-  len = RARRAY_LEN(ary);
-  for (i=0; i<len; i++) {
-    mrb_value c = mrb_funcall_argv(mrb, ary_elt(ary, i), eqq, 1, &v);
-    if (mrb_test(c)) return mrb_true_value();
-  }
-  return mrb_false_value();
-}
-
 void
 mrb_init_array(mrb_state *mrb)
 {
@@ -1250,5 +1234,4 @@ mrb_init_array(mrb_state *mrb)
   mrb_define_method(mrb, a, "==",              mrb_ary_equal,        MRB_ARGS_REQ(1)); /* 15.2.12.5.33 (x) */
   mrb_define_method(mrb, a, "eql?",            mrb_ary_eql,          MRB_ARGS_REQ(1)); /* 15.2.12.5.34 (x) */
   mrb_define_method(mrb, a, "<=>",             mrb_ary_cmp,          MRB_ARGS_REQ(1)); /* 15.2.12.5.36 (x) */
-  mrb_define_method(mrb, a, "__case_eqq",      mrb_ary_ceqq,         MRB_ARGS_REQ(1)); /* internal */
 }

src/codegen.c

@@ -1515,14 +1515,7 @@ codegen(codegen_scope *s, node *tree, int val)
     break;
 
   case NODE_SPLAT:
-    {
-      int idx = new_msym(s, mrb_intern_lit(s->mrb, "to_a"));
-
-      codegen(s, tree, VAL);
-      pop();
-      genop(s, MKOP_ABC(OP_SEND, cursp(), idx, 0));
-      push();
-    }
+    codegen(s, tree, VAL);
     break;
 
   case NODE_ASGN:

src/kernel.c

@@ -1108,6 +1108,23 @@ mrb_obj_singleton_methods_m(mrb_state *mrb, mrb_value self)
   return mrb_obj_singleton_methods(mrb, recur, self);
 }
 
+static mrb_value
+mrb_obj_ceqq(mrb_state *mrb, mrb_value self)
+{
+  mrb_value v;
+  mrb_int i, len;
+  mrb_sym eqq = mrb_intern_lit(mrb, "===");
+  mrb_value ary = mrb_ary_splat(mrb, self);
+
+  mrb_get_args(mrb, "o", &v);
+  len = RARRAY_LEN(ary);
+  for (i=0; i<len; i++) {
+    mrb_value c = mrb_funcall_argv(mrb, mrb_ary_entry(ary, i), eqq, 1, &v);
+    if (mrb_test(c)) return mrb_true_value();
+  }
+  return mrb_false_value();
+}
+
 void
 mrb_init_kernel(mrb_state *mrb)
 {
@@ -1159,6 +1176,7 @@ mrb_init_kernel(mrb_state *mrb)
   mrb_define_method(mrb, krn, "send",                       mrb_f_send,                      MRB_ARGS_ANY());     /* 15.3.1.3.44 */
   mrb_define_method(mrb, krn, "singleton_methods",          mrb_obj_singleton_methods_m,     MRB_ARGS_OPT(1));    /* 15.3.1.3.45 */
   mrb_define_method(mrb, krn, "to_s",                       mrb_any_to_s,                    MRB_ARGS_NONE());    /* 15.3.1.3.46 */
+  mrb_define_method(mrb, krn, "__case_eqq",                 mrb_obj_ceqq,                    MRB_ARGS_REQ(1));    /* internal */
 
   mrb_include_module(mrb, mrb->object_class, mrb->kernel_module);
   mrb_alias_method(mrb, mrb->module_class, mrb_intern_lit(mrb, "dup"), mrb_intern_lit(mrb, "clone"));