Force expand_mask to be on T instead of int

Which is what the expression evaluates to. Caught by MSVC warning.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib/utils/ct_utils.h b/src/lib/utils/ct_utils.h
index 93691fc0a..5d97cb869 100644
--- a/src/lib/utils/ct_utils.h
+++ b/src/lib/utils/ct_utils.h
@@ -127,7 +127,7 @@ inline T is_equal(T x, T y)
 template<typename T>
 inline T is_less(T a, T b)
    {
-   return expand_top_bit(a ^ ((a^b) | ((a-b)^a)));
+   return expand_top_bit<T>(a ^ ((a^b) | ((a-b)^a)));
    }
 
 template<typename T>