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From: Felix Krause <fordprefect86@googlemail.com>
Newsgroups: comp.lang.ada
Subject: Re: GprBuild and linker options
Date: Tue, 19 Jul 2011 14:05:39 -0700 (PDT)
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Date: 2011-07-19T14:05:39-07:00
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> Can you use "-framework=OpenCL"?

No.

> In the gcc manual, there is this:
> 
> `-Xlinker OPTION'
>      Pass OPTION as an option to the linker.  You can use this to
>      supply system-specific linker options which GCC does not know how
>      to recognize.
> 
>      If you want to pass an option that takes an argument, you must use
>      `-Xlinker' twice, once for the option and once for the argument.
>      For example, to pass `-assert definitions', you must write
>      `-Xlinker -assert -Xlinker definitions'.  It does not work to write
>      `-Xlinker "-assert definitions"', because this passes the entire
>      string as a single argument, which is not what the linker expects.
> 
> `-Wl,OPTION'
>      Pass OPTION as an option to the linker.  If OPTION contains
>      commas, it is split into multiple options at the commas.
> 
> either of these might work.

While "-Xlinker OPTION" still has the same problems as before (the working directory will be prepended to OPTION), "-Wl,OPTION" works, as follows:

for Linker_Options use ("-Wl,-framework,OpenCL");

Thanks a lot!