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error.c: check redefined backtrace result

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* error.c (rb_get_backtrace): check the result of `backtrace` even
  if the method is redefined.  [ruby-core:87013] [Bug #14756]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63417 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2018-05-14 08:33:14 +00:00
parent 1e8ff0de5a
commit 6f0de6ed98
2 changed files with 17 additions and 5 deletions
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10
test/ruby/test_exception.rb
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@ -1236,6 +1236,16 @@ $stderr = $stdout; raise "\x82\xa0"') do |outs, errs, status|
raise RuntimeError, "hello"
}
end;
error_class = Class.new(StandardError) do
def backtrace; :backtrace; end
end
begin
raise error_class
rescue error_class => e
assert_raise(TypeError) {$@}
assert_raise(TypeError) {e.full_message}
end
end
def test_backtrace_in_eval