Thanks Ævar for CCing me. Your patch is insightful for me. > This series is not made by string-replacing things in our test suite, > if it was it would be much larger. These are all tests I've seen real > hide real failures under SANITIZE=leak, either on current "master", or > in combination with various local leak fixes I've got unsubmitted. Can you please tell me what "SANITIZE=leak" do? Thanks, Shubham