[libc-commits] [libc] [libc][math][c++23] Add Fmabf16 math function (PR #182836)

[via libc-commits]

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@@ -196,6 +196,10 @@ fma(InType x, InType y, InType z) {
   y_exp += y_bits.get_biased_exponent();
   z_exp += z_bits.get_biased_exponent();
 
+  if (LIBC_UNLIKELY(x_exp != InFPBits::MAX_BIASED_EXPONENT &&
+                    y_exp != InFPBits::MAX_BIASED_EXPONENT && z_bits.is_inf()))
+    return cast<OutType>(z);
+
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lntue wrote:

Move this special case inside the next `if`

https://github.com/llvm/llvm-project/pull/182836