vm_insnhelper.c: break in once
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59181 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
vm_insnhelper.c: break in once
included in iseq_catch_table struct, which could be NULL, since
2.2. e.g., proc-closure in `once'.
[ruby-core:81775] [Bug #13680]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59181 b2dd03c8-39d4-4d8f-98ff-823fe69b080e