I have attached two modified versions of my new thread testcase. - version 1 incorporates Michael Chastain's suggestions and it includes the step and backtrace tests from the thread fucntion. -version 2 incorporates Michael Snyder suggestion to remove the step and backtrace tests from the testcase. Please let me know which one you like and any other comments or changes. ChangeLog is pasted at the begning of the patch. ----- manjo +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + Cognito ergo sum + +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++