zero-ing is not enough

[David Nadlinger via Digitalmars-d]

On Tuesday, 9 September 2014 at 18:59:33 UTC, Walter Bright wrote:
> 1. The compiler has -gx, which will "stomp" the stack upon 
> function return.
>
> 2. A "volatileMemset" should be added to druntime, per 10661
>
> 3. A function, say, "clearRegisters" should be added to 
> druntime that zeros out all scratch registers.
>
> I know the ycombinator article says that is insufficient, but 
> these are still things that people are going to ask for and we 
> should provide.

Just to be clear, I don't disagree that this can be useful for 
certain applications. I just wanted to point out that what we 
were discussing something in 10661 is different from what the 
linked article discusses.

David