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parse.y: make shared string modifiable

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* parse.y (dedent_string): ensure that the string is modifiable,
  not to set the length of shared string.
  [ruby-core:80987] [Bug #13540]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58561 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-05-04 06:54:11 +00:00
parent 05e82555e1
commit 9133f6648d
2 changed files with 15 additions and 1 deletions
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10
test/ruby/test_parse.rb
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@ -988,6 +988,16 @@ x = __ENCODING__
assert_equal(-100, e.backtrace_locations.first.lineno, bug)
end
def test_file_in_indented_heredoc
name = '[ruby-core:80987] [Bug #13540]' # long enough to be shared
assert_equal(name+"\n", eval("#{<<-"begin;"}\n#{<<-'end;'}", nil, name))
begin;
<<~HEREDOC
#{__FILE__}
HEREDOC
end;
end
=begin
def test_past_scope_variable
assert_warning(/past scope/) {catch {|tag| eval("BEGIN{throw tag}; tap {a = 1}; a")}}