Alain,

indeed, on SmartOS you are free to modify the supplied GCC so the fix to remove -P is most natural one. On the other hand I'm not so lucky with binary Solaris 11.x distribution provided by Oracle so I need to use not so clean and nice workarounds...

Karel

On 01/ 1/16 12:17 AM, Alain O'Dea wrote:
cpphs isn't a direct option.  It won't install on SmartOS with Cabal.
GCC 4.7 is the earliest GCC supported so I'll have to try something else
for SmartOS.

It looks like the GCC Specs are the problem.

On Ubuntu the Spec for cpp is:

*cpp:
%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}

On SmartOS the Spec for cpp is:

*cpp:
%{,assembler-with-cpp:-P} %(cpp_subtarget)

I think this is how the -P gets injected.  I think this is correctable.
I had a similar issue with -std=c99 which is the default for C compiling
on Ubuntu but not on SmartOS leading to issues with compiling source
that isn't old school C (like persistent-sqlite).

Anyways I must retire from this and entertain my guests.  Happy New Year
folks.


On Thu, Dec 31, 2015 at 5:19 PM Alain O'Dea <alain.o...@gmail.com
<mailto:alain.o...@gmail.com>> wrote:

    Thanks for the clarification. I understand now.
    On Thu, Dec 31, 2015 at 16:52 Karel Gardas <karel.gar...@centrum.cz
    <mailto:karel.gar...@centrum.cz>> wrote:

        On 12/31/15 07:41 PM, Alain O'Dea wrote:
         > Yes. I can do that.
         >
         > On SmartOS it may not be GCC 3.4.3 causing this. I see this
        on GCC 4.7.x
         > through 4.9.x. The paths to gcc on SmartOS also differ. I'll
        have to
         > verify that as part of checking this.

        This is misunderstanding. GCC 3.4.3 provides *correct* CPP behavior,
        while all 4.x provides broken CPP. That means as a workaround
        when GCC
        3.4.3 is installed I set it as GHC's CPP automatically on
        Solaris. When
        it is not available, then GHC behaves like you've seen when
        using CPP...

        Hopefully this is more clear now,

        Karel


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