[Mono-list] Can't get Ahead-Of-Time compilation working

LKeene lionel.keene at gmail.com
Wed Sep 30 18:14:30 EDT 2009

I see. So I just need to make sure the ".so" file is in the same directory as
the ".exe" and I'm good to go? Will Mono fall back to the JIT if the .so
isn't found?


Robert Jordan wrote:
> LKeene wrote:
>> ... The Linux performance is good enough with JIT,
>> but the OSX performance is a little slow so I was hoping that AOT would
>> help
>> here. My app is also doing a ton of startup stuff, so AOT would hopefully
>> help there too.
> AOT won't improve the performance of a WinForms app under OS X.
>> My understanding is that if I want to make use of the AOT feature, I
>> first
>> precompile the app using "mono --aot -O=all MyApp.exe". Then I invoke the
>> precompiled app via "mono MyApp.exe.so
>> SomeCommandLineArgumentMyAppNeeds".
>> Is all this correct?
> No, the second step is just
> mono MyApp.exe SomeCommandLineArgumentMyAppNeeds
> The runtime will pick the precompiled assembly automatically.
>> I'm doing all of my development on a Windows 7 box, but I suppose that in
>> order to perform a full AOT for OSX I need to perform the above steps on
>> OSX
>> which, according to Apple, has Xcode installed by default?
> Xcode is not installed by default. And yes, these steps must be
> performed on an Intel OS X. AOT is not supported on PPC machines.
> Robert
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