From da20ff1644a274aff4d5ad22c649c85d83e7e311 Mon Sep 17 00:00:00 2001
From: Alan Wu <XrXr@users.noreply.github.com>
Date: Fri, 18 Jun 2021 19:05:02 -0400
Subject: Fix bug in generic case for gen_checktype

When checking for T_HASH, which is Qnil and when the type check succeeds
we were outputting to the stack a Qnil instead of a Qtrue.
---
 bootstraptest/test_yjit.rb | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'bootstraptest')

diff --git a/bootstraptest/test_yjit.rb b/bootstraptest/test_yjit.rb
index e15728fd98..da66c06795 100644
--- a/bootstraptest/test_yjit.rb
+++ b/bootstraptest/test_yjit.rb
@@ -1154,6 +1154,26 @@ assert_equal '7', %q{
   foo(5,2)
 }
 
+# test pattern matching
+assert_equal '[:ok, :ok]', %q{
+  class C
+    def destructure_keys
+      {}
+    end
+  end
+
+  pattern_match = ->(i) do
+    case i
+    in a: 0
+      :ng
+    else
+      :ok
+    end
+  end
+
+  [{}, C.new].map(&pattern_match)
+}
+
 # Call to object with singleton
 assert_equal '123', %q{
   obj = Object.new
-- 
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