Re: [Boost-Users] Re: uBLAS, MTL performance tests.

From: Alexei Novakov (alexei_novakov_at_[hidden])
Date: 2002-11-22 17:26:22

--- Jon Agiato <JonAgiato_at_[hidden]> wrote:
> I know this is going to sound terribly naive, but
> how does one define DNDEBUG?  I am using VS.NET and
> Borland Enterprise 6.0.  Thanks!

add -DNDEBUG to command line arguments. Unfortunately
I don't know where exactly you can edit command line
arguments in VC.NET.

Alexei.

> 
> Jon Agiato
> JonAgiato_at_[hidden]
> 
>   ----- Original Message ----- 
>   From: alexei_novakov 
>   To: Boost-Users_at_[hidden] 
>   Sent: Friday, November 22, 2002 4:15 PM
>   Subject: [Boost-Users] Re: uBLAS, MTL performance
> tests.
> 
> 
>   Thanks Joerg,
> 
>   > 
>   > This is too much abstraction penalty for uBLAS.
> Did you define -
>   DNDEBUG
>   > (enabling expression templates and disabling
> bounds and type 
>   checks)?
> 
>   Oh yeah. NDEBUG really makes a difference. Now
> dense matrix 
>   performance rocks. I was confused a bit, cause
> usually special flag 
>   is used to compile debug version, not release one.
> But it works too 
>   as long as one knows about the trick.
> 
>   I will test more with sparse matrices.
> 
>   Regards.
> 
>   Alexei.
> 

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