Phobos addition formal review: std.experimental.allocator

[Brian Schott via Digitalmars-d]

On Sunday, 14 June 2015 at 22:47:59 UTC, Brian Schott wrote:
> Not yet, but while looking for one I found that this code 
> triggers an assertion in Region.expand()

Running the above code with "GCAllocator" substituted for 
"NullAllocator" causes an InvalidMemoryOperationError after all 
100 iterations of the loop have completed.