AS_IF([test "$GCC" = "yes"],
[AS_IF([test "$ac_cv_cxx_compile_cxx0x_native" = "yes"],[],
[AS_IF([test "$ac_cv_cxx_compile_cxx0x_gxx" = "yes"],
AS_IF([test "$GCC" = "yes"],
[AS_IF([test "$ac_cv_cxx_compile_cxx0x_native" = "yes"],[],
[AS_IF([test "$ac_cv_cxx_compile_cxx0x_gxx" = "yes"],