1 files changed, 0 insertions, 11 deletions
diff --git a/libc/src/__support/number_pair.h b/libc/src/__support/number_pair.h
index ee6667b1299f..2f713fc03520 100644
--- a/libc/src/__support/number_pair.h
+++ b/libc/src/__support/number_pair.h
@@ -20,17 +20,6 @@ template <typename T> struct NumberPair {
   T hi = T(0);
 };
 
-template <typename T>
-cpp::enable_if_t<cpp::is_integral_v<T> && cpp::is_unsigned_v<T>,
-                 NumberPair<T>> constexpr split(T a) {
-  constexpr size_t HALF_BIT_WIDTH = sizeof(T) * 4;
-  constexpr T LOWER_HALF_MASK = (T(1) << HALF_BIT_WIDTH) - T(1);
-  NumberPair<T> result;
-  result.lo = a & LOWER_HALF_MASK;
-  result.hi = a >> HALF_BIT_WIDTH;
-  return result;
-}
-
 } // namespace LIBC_NAMESPACE
 
 #endif // LLVM_LIBC_SRC___SUPPORT_NUMBER_PAIR_H