Can the compiler catch my stupid mistake?

[Jack Stouffer via Digitalmars-d]

On Friday, 14 August 2015 at 17:45:51 UTC, Jack Stouffer wrote:
> On Friday, 14 August 2015 at 17:38:48 UTC, Adam D. Ruppe wrote:
>> Try compiling with -O, it sometimes catches these things in 
>> the optimization process (weird i know)
>
> $ dmd -O test.d
> $ ./test.d

Whoops, that should be ./test