From 4c13188ea6cb0a74f43542c1b485a4aaf1d1a5be Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Tue, 8 Feb 2022 12:44:50 +0900
Subject: [PATCH] codegen.c: generate `OP_HASH` in `gen_hash()` if `limit`
 exceeds.

That means when `limit` is `0` it should always generate a hash.
---
 mrbgems/mruby-compiler/core/codegen.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/mrbgems/mruby-compiler/core/codegen.c b/mrbgems/mruby-compiler/core/codegen.c
index 70b7d3703..4a9fb9aeb 100644
--- a/mrbgems/mruby-compiler/core/codegen.c
+++ b/mrbgems/mruby-compiler/core/codegen.c
@@ -1643,6 +1643,12 @@ gen_hash(codegen_scope *s, node *tree, int val, int limit)
       len = 0;
     }
   }
+  if (val && len > limit) {
+    pop_n(len*2);
+    genop_2(s, OP_HASH, cursp(), len);
+    push();
+    return -1;
+  }
   if (update) {
     if (val && len > 0) {
       pop_n(len*2+1);