[libc-commits] [PATCH] D138182: [libc] Add sub_with_borrow to builtin_wrapper.h

[Siva Chandra via Phabricator via libc-commits]

sivachandra added inline comments.


================
Comment at: libc/src/__support/builtin_wrappers.h:127
+    cpp::is_integral_v<T> && cpp::is_unsigned_v<T>, T>
+sub_with_borrow(T a, T b, T borrow_in, T &borrow_out) {
+  T tmp = a - b;
----------------
Why not use `number_pair` for the return value?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D138182/new/

https://reviews.llvm.org/D138182