Fix leaks in iree/vm:stack_test. (#2922)
Fix leaks in iree/vm:stack_test. (#2922)


iree-org/iree,google/iree,iree-org/iree,google/iree,google/iree,iree-org/iree,google/iree,google/iree,iree-org/iree,iree-org/iree,iree-org/iree,google/iree,iree-org/iree,google/iree