diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/ruby/test_optimization.rb | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/test/ruby/test_optimization.rb b/test/ruby/test_optimization.rb index 6a9e9601f4..2b18c4aa59 100644 --- a/test/ruby/test_optimization.rb +++ b/test/ruby/test_optimization.rb @@ -451,6 +451,21 @@ class TestRubyOptimization < Test::Unit::TestCase } end + def test_tailcall_not_to_grow_stack + bug16161 = '[ruby-core:94881]' + + tailcall("#{<<-"begin;"}\n#{<<~"end;"}") + begin; + def foo(n) + return :ok if n < 1 + foo(n - 1) + end + end; + assert_nothing_raised(SystemStackError, bug16161) do + assert_equal(:ok, foo(1_000_000), bug16161) + end + end + class Bug10557 def [](_) block_given? |