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struct.c: unique members

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* struct.c (struct_make_members_list, rb_struct_s_def): member
  names should be unique. [ruby-core:74971] [Bug #12291]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54612 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2016-04-16 01:00:13 +00:00
parent c746d5027d
commit da2e0721b1
5 changed files with 77 additions and 8 deletions
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7
test/ruby/test_struct.rb
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@ -367,6 +367,13 @@ module TestStruct
assert_nil(o.dig(:b, 0))
end
def test_new_dupilicate
bug12291 = '[ruby-core:74971] [Bug #12291]'
assert_raise_with_message(ArgumentError, /duplicate member/, bug12291) {
@Struct.new(:a, :a)
}
end
class TopStruct < Test::Unit::TestCase
include TestStruct