* Use commit limit to test exhaustion instead of trying to exhaust virtual memory.
* Use exact roots where possible so that we don't have to worry about local variables pinning down memory.
* Reduce sizes and iterations so that tests complete in a reasonable amount of time.
* Use "MVT" instead of "MV2".
Update the list of passing test cases.
Copied from Perforce
Change: 186035
ServerID: perforce.ravenbrook.com
Reduce the amount of work done by some test cases, to make the suite easier to run.
Update the list of passing test cases.
Copied from Perforce
Change: 186030
ServerID: perforce.ravenbrook.com
