YJIT: Fix leak in compilation loop

Previously, when there are too many blocks in a batch, the last block in
the batch is not tracked in the array of batches and not freed.

1 files changed, 12 insertions, 0 deletions

diff --git a/bootstraptest/test_yjit.rb b/bootstraptest/test_yjit.rb
index e50d78a9dc..2ac37df0a2 100644
--- a/bootstraptest/test_yjit.rb
+++ b/bootstraptest/test_yjit.rb
@@ -1,3 +1,15 @@
+assert_normal_exit %q{
+  # regression test for a leak caught by an asert on --yjit-call-threshold=2
+  Foo = 1
+
+  eval("def foo = [#{(['Foo,']*256).join}]")
+
+  foo
+  foo
+
+  Object.send(:remove_const, :Foo)
+}
+
 assert_equal '[nil, nil, nil, nil, nil, nil]', %q{
   [NilClass, TrueClass, FalseClass, Integer, Float, Symbol].each do |klass|
     klass.class_eval("def foo = @foo")