[libc-commits] [libc] [libc] Fix temporary types for fputil::split template. (PR #163813)

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-libc

Author: None (lntue)

<details>
<summary>Changes</summary>

Fix #<!-- -->163711.

---
Full diff: https://github.com/llvm/llvm-project/pull/163813.diff


1 Files Affected:

- (modified) libc/src/__support/FPUtil/double_double.h (+3-3) 


``````````diff
diff --git a/libc/src/__support/FPUtil/double_double.h b/libc/src/__support/FPUtil/double_double.h
index 8e54e845de493..9affced3d2cee 100644
--- a/libc/src/__support/FPUtil/double_double.h
+++ b/libc/src/__support/FPUtil/double_double.h
@@ -77,9 +77,9 @@ LIBC_INLINE constexpr NumberPair<T> split(T a) {
   NumberPair<T> r{0.0, 0.0};
   // CN = 2^N.
   constexpr T CN = static_cast<T>(1 << N);
-  constexpr T C = CN + 1.0;
-  double t1 = C * a;
-  double t2 = a - t1;
+  constexpr T C = CN + T(1);
+  T t1 = C * a;
+  T t2 = a - t1;
   r.hi = t1 + t2;
   r.lo = a - r.hi;
   return r;

``````````

</details>


https://github.com/llvm/llvm-project/pull/163813