[llvm] [DirectX] Add emulation for fp16 types of llvm.is.fpclass (PR #157505)

[Deric C. via llvm-commits]

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@@ -342,8 +451,11 @@ static Value *expandIsFPClass(CallInst *Orig) {
   case FPClassTest::fcInf:
     return expand16BitIsInf(Orig);
   case FPClassTest::fcNan:
+    return expand16BitIsNaN(Orig);
   case FPClassTest::fcNormal:
+    return expand16BitIsNormal(Orig);
   case FPClassTest::fcFinite:
+    return expand16BitIsFinite(Orig);
     return nullptr;
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Icohedron wrote:

Isn't this line dead?

https://github.com/llvm/llvm-project/pull/157505