codegen.c: skip `OP_ARGARY` before `super` if the method has no arguments.

mrbgems/mruby-compiler/core/codegen.c

@@ -2853,6 +2853,7 @@ codegen(codegen_scope *s, node *tree, int val)
       if (s2 && s2->ainfo > 0) {
         ainfo = s2->ainfo;
       }
+      if (ainfo > 0) {
         genop_2S(s, OP_ARGARY, cursp(), (ainfo<<4)|(lv & 0xf));
         push(); push(); push();   /* ARGARY pushes 3 values at most */
         pop(); pop(); pop();
@@ -2866,6 +2867,17 @@ codegen(codegen_scope *s, node *tree, int val)
           push();
           codegen(s, tree->cdr->cdr, VAL);
         }
+      }
+      else {
+        /* block argument */
+        if (tree && tree->cdr && tree->cdr->cdr) {
+          codegen(s, tree->cdr->cdr, VAL);
+        }
+        else {
+          gen_blkmove(s, 0, lv);
+        }
+        n = 0;
+      }
       s->sp = sp;
       genop_2(s, OP_SUPER, cursp(), n);
       if (val) push();