From 2aa59393bafa24421ff6c5b90de59af8a25f927c Mon Sep 17 00:00:00 2001
From: cremno <cremno@mail.ru>
Date: Thu, 7 May 2015 16:58:43 +0200
Subject: fix splat without assignment; fix #2781

The parser generates NODE_NIL for tSTAR without argument in masgns. The
codegen didn't handle that.
---
 src/codegen.c    | 3 +++
 test/t/syntax.rb | 6 ++++++
 2 files changed, 9 insertions(+)

diff --git a/src/codegen.c b/src/codegen.c
index c8f964f56..16e1235de 100644
--- a/src/codegen.c
+++ b/src/codegen.c
@@ -964,6 +964,9 @@ gen_assignment(codegen_scope *s, node *tree, int sp, int val)
       genop_peep(s, MKOP_AB(OP_MOVE, cursp(), sp), val);
     }
     break;
+  /* splat without assignment */
+  case NODE_NIL:
+    break;
 
   default:
 #ifdef ENABLE_STDIO
diff --git a/test/t/syntax.rb b/test/t/syntax.rb
index d21748de1..5ce4e0a63 100644
--- a/test/t/syntax.rb
+++ b/test/t/syntax.rb
@@ -213,6 +213,12 @@ assert('Splat and multiple assignment in for') do
   assert_equal 7, f
 end
 
+assert('Splat without assignment') do
+  * = [0]
+  a, * = [1, 2]
+  assert_equal 1, a
+end
+
 assert('Return values of case statements') do
   a = [] << case 1
   when 3 then 2
-- 
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