compile.c (compile_list): emit newarraykwsplat only at the last chunk

`[{}, {}, {}, ..., {}, *{}]` is wrongly created.

A big array literal is created and concatenated for every 256 elements.
The newarraykwsplat must be emitted only at the last chunk.

1 files changed, 8 insertions, 0 deletions

diff --git a/test/ruby/test_array.rb b/test/ruby/test_array.rb
index 335c2dc042..955a00ad99 100644
--- a/test/ruby/test_array.rb
+++ b/test/ruby/test_array.rb
@@ -3213,6 +3213,14 @@ class TestArray < Test::Unit::TestCase
     assert_raise(TypeError) {[1].sum("")}
   end
 
+  def test_big_array_literal_with_kwsplat
+    lit = "["
+    10000.times { lit << "{}," }
+    lit << "**{}]"
+
+    assert_equal(10000, eval(lit).size)
+  end
+
   private
   def need_continuation
     unless respond_to?(:callcc, true)