Merge pull request ruby#16 from chrisseaton/test

chrisseaton · web-flow · commit 9f04fc5b3e8a · 2022-08-04T12:57:30.000+01:00
Update btest predicate
diff --git a/bootstraptest/runner.rb b/bootstraptest/runner.rb
@@ -721,7 +721,7 @@ def check_coredump
 end
 
 def mmtk?
-  `#{BT.ruby} -e 'p defined?(GC::MMTk)'`.strip == '"constant"'
+  `#{BT.ruby} -e 'print (defined?(GC::MMTk.enabled?) && GC::MMTk.enabled?) || false'` == 'true'
 end
 
 exit main
