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ast.c: allocator of Node

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* ast.c (Init_ast): undefine allocator of Node, as a method call
  on an uninitialized Node causes segfault.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64168 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2018-08-03 06:53:14 +00:00
parent 64712906b0
commit 002f6ea856
2 changed files with 5 additions and 2 deletions
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3
ast.c
View file

@ -614,8 +614,7 @@ Init_ast(void)
*/
rb_cNode = rb_define_class_under(rb_mAST, "Node", rb_cObject);
rb_define_alloc_func(rb_cNode, rb_ast_node_alloc);
rb_undef_method(CLASS_OF(rb_cNode), "new");
rb_undef_alloc_func(rb_cNode);
rb_define_singleton_method(rb_mAST, "parse", rb_ast_s_parse, 1);
rb_define_singleton_method(rb_mAST, "parse_file", rb_ast_s_parse_file, 1);
rb_define_method(rb_cNode, "type", rb_ast_node_type, 0);

4
test/ruby/test_ast.rb
View file

@ -129,6 +129,10 @@ class TestAst < Test::Unit::TestCase
end
end
def test_allocate
assert_raise(TypeError) {RubyVM::AST::Node.allocate}
end
def test_column_with_long_heredoc_identifier
term = "A"*257
ast = RubyVM::AST.parse("<<-#{term}\n""ddddddd\n#{term}\n")