fpdebug: fixed compilation

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@46909 4005530d-fff6-0310-9dd1-cebe43e6787f
IDE, lazbuild: pass -Cg only for x86-64, linux, *bsd, solaris

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@46910 4005530d-fff6-0310-9dd1-cebe43e6787f
IDE, lazbuild: pass -Cg only for x86-64, linux, *bsd, solaris

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@46911 4005530d-fff6-0310-9dd1-cebe43e6787f