1 files changed, 5 insertions, 0 deletions
diff --git a/src/common.cpp b/src/common.cpp
index 5b007bf2c..d5fc1df4b 100644
--- a/src/common.cpp
+++ b/src/common.cpp
@@ -59,6 +59,11 @@ template <typename T> struct TypeIsPtrSizedInteger { enum {value = false}; };
 template <> struct TypeIsPtrSizedInteger<isize> { enum {value = true}; };
 template <> struct TypeIsPtrSizedInteger<usize> { enum {value = true}; };
 
+template <typename T> struct TypeIs64BitInteger { enum {value = false}; };
+template <> struct TypeIs64BitInteger<u64> { enum {value = true}; };
+template <> struct TypeIs64BitInteger<i64> { enum {value = true}; };
+
+
 
 #include "unicode.cpp"
 #include "array.cpp"