* tool/transcode-tblgen.rb: check unexpected actions.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18619 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 1 deletions

diff --git a/tool/transcode-tblgen.rb b/tool/transcode-tblgen.rb
index a9df93ff9c..b0d35f6230 100644
--- a/tool/transcode-tblgen.rb
+++ b/tool/transcode-tblgen.rb
@@ -274,8 +274,10 @@ class ActionMap
       "o3(0x#$1,0x#$2,0x#$3)"
     when /\A([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])\z/i
       "o4(0x#$1,0x#$2,0x#$3,0x#$4)"
-    else
+    when /\A&/ # pointer to BYTE_LOOKUP structure
       info.to_s
+    else
+      raise "unexpected action: #{info.inspect}"
     end
   end