process.c: finish MJIT prior to #exec

to prevent ruby from leaving MJIT-related files.

test_jit.rb: add a test to prevent that

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65994 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 12 insertions, 0 deletions

diff --git a/test/ruby/test_jit.rb b/test/ruby/test_jit.rb
index 6aee86b367..91829cbaa9 100644
--- a/test/ruby/test_jit.rb
+++ b/test/ruby/test_jit.rb
@@ -776,6 +776,18 @@ class TestJIT < Test::Unit::TestCase
     end
   end
 
+  def test_clean_objects_on_exec
+    Dir.mktmpdir("jit_test_clean_objects_on_exec_") do |dir|
+      eval_with_jit({"TMPDIR"=>dir}, "#{<<~"begin;"}\n#{<<~"end;"}", min_calls: 1)
+      begin;
+        def a; end; a
+        exec "true"
+      end;
+      error_message = "Undeleted files:\n  #{Dir.glob("#{dir}/*").join("\n  ")}\n"
+      assert_send([Dir, :empty?, dir], error_message)
+    end
+  end if system("which true")
+
   def test_lambda_longjmp
     assert_eval_with_jit("#{<<~"begin;"}\n#{<<~"end;"}", stdout: '5', success_count: 1)
     begin;