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vm_insnhelper.c: break in once

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* vm_insnhelper.c (vm_throw_start): size of catch table has been
  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
This commit is contained in:
nobu 2017-06-27 03:45:55 +00:00
parent 978967b2e6
commit 49160c7115
2 changed files with 17 additions and 6 deletions
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11
test/ruby/test_exception.rb
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@ -1080,4 +1080,15 @@ $stderr = $stdout; raise "\x82\xa0"') do |outs, errs, status|
}
end;
end
def test_break_in_once
assert_separately([], "#{<<-"begin;"}\n#{<<~'end;'}")
begin;
obj = Object.new
def obj.try
/#{break}/o
end
assert_raise(LocalJumpError, /proc-closure/) {obj.try}
end;
end
end