Clear JIT code when tracepoints get enabled

Clear out any JIT code on iseqs when tracepoints get enabled.  We can't
handle tracepoints right now, so we'll just try to recompile later.

1 files changed, 42 insertions, 0 deletions

diff --git a/bootstraptest/test_yjit.rb b/bootstraptest/test_yjit.rb
index 0ca293f59a..9bce707cb5 100644
--- a/bootstraptest/test_yjit.rb
+++ b/bootstraptest/test_yjit.rb
@@ -1,3 +1,45 @@
+# Check that global tracepoints work
+assert_equal 'true', %q{
+  def foo
+    1
+  end
+
+  foo
+  foo
+  foo
+
+  called = false
+
+  tp = TracePoint.new(:return) { |event|
+    if event.method_id == :foo
+      called = true
+    end
+  }
+  tp.enable
+  foo
+  tp.disable
+  called
+}
+
+# Check that local tracepoints work
+assert_equal 'true', %q{
+  def foo
+    1
+  end
+
+  foo
+  foo
+  foo
+
+  called = false
+
+  tp = TracePoint.new(:return) { |_| called = true }
+  tp.enable(target: method(:foo))
+  foo
+  tp.disable
+  called
+}
+
 # Make sure that optional param methods return the correct value
 assert_equal '1', %q{
   def m(ary = [])