* insnhelper.ci (vm_yield_setup_args), vm.c, insns.def:

  fix to pass nil as block parameter to yielded block.
  [ruby-dev:31147]
* bootstraptest/test_block.rb: add a test for above.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12718 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 8 insertions, 0 deletions

diff --git a/bootstraptest/test_block.rb b/bootstraptest/test_block.rb
index e20f5937d7..21d13439ad 100644
--- a/bootstraptest/test_block.rb
+++ b/bootstraptest/test_block.rb
@@ -335,3 +335,11 @@ assert_equal %q{[1, nil]}, %q{
     [i, j]
   }
 }
+
+# [ruby-dev:31147]
+assert_equal 'nil', %q{
+  def m
+    yield
+  end
+  m{|&b| b}.inspect
+}