debug = x overrides command line

[Walter Bright via Digitalmars-d]

On 10/22/2014 12:44 PM, "Ola Fosheim Grøstad" 
<ola.fosheim.grostad+dlang at gmail.com>" wrote:
> On Wednesday, 22 October 2014 at 19:24:54 UTC, Walter Bright wrote:
>> On 10/22/2014 4:30 AM, "Ola Fosheim Grøstad"
>> <ola.fosheim.grostad+dlang at gmail.com>" wrote:
>>> On a related note, how do you provide multiple execution paths based on cpuid
>>> without making the code dirty?
>>
>> https://github.com/D-Programming-Language/druntime/blob/master/src/rt/arrayfloat.d
>>
>
> Hmm… that looks a bit complicated. I was thinking about compiling the same
> function with different backend settings, so you get myfunc_AVX() and
> myfunc_SSE() from the same function body.

Make 3 modules:

1. myfunc() as a template function
2. avx.d that imports myfunc() and instantiates it with avx backend settings.
3. sse.d that imports myfunc() and instantiates it with sse backend settings.