dmd 2.068, 2.069, 2.0xx Evil Plan going forward

[ketmar via Digitalmars-d]

On Tue, 21 Jul 2015 01:54:44 -0700, Walter Bright wrote:

> On 7/20/2015 11:34 PM, Martin Nowak wrote:
>> I got this number from Daniel, he didn't found a reason.
>> Chances are it's uniformly slower because of dmd's backend, but of
>> course profiling might help.
> 
> Consider that the Win32 version of dmd is built with with the same
> backend as dmd. If there's a slowdown with that version, it isn't due to
> the backend.

DMC version of DMD is noticably slower on building phobos than MinGW 
version. i'm using HEAD built with MinGW with wine, and the difference 
can be noticed with my eyes. i didn't measure that with "time", though.

so backend is surely plays a role here.
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