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-rw-r--r--boost/math/special_functions/math_fwd.hpp11
1 files changed, 11 insertions, 0 deletions
diff --git a/boost/math/special_functions/math_fwd.hpp b/boost/math/special_functions/math_fwd.hpp
index ca8e58144e..efb8f067ac 100644
--- a/boost/math/special_functions/math_fwd.hpp
+++ b/boost/math/special_functions/math_fwd.hpp
@@ -626,6 +626,17 @@ namespace boost
bessel_maybe_int_tag
>::type
>::type optimisation_tag;
+ typedef typename mpl::if_<
+ mpl::or_<
+ mpl::less_equal<precision_type, mpl::int_<0> >,
+ mpl::greater<precision_type, mpl::int_<113> > >,
+ bessel_no_int_tag,
+ typename mpl::if_<
+ is_integral<T1>,
+ bessel_int_tag,
+ bessel_maybe_int_tag
+ >::type
+ >::type optimisation_tag128;
};
} // detail