[llvm] [LV][EVL] Support cast instruction with EVL-vectorization (PR #108351)

[Florian Hahn via llvm-commits]

================
@@ -144,6 +144,10 @@ bool llvm::isVectorIntrinsicWithOverloadTypeAtArg(
   if (TTI && Intrinsic::isTargetIntrinsic(ID))
     return TTI->isVectorIntrinsicWithOverloadTypeAtArg(ID, OpdIdx);
 
+  if (VPCastIntrinsic::isVPCast(ID)) {
+    return OpdIdx == -1 || OpdIdx == 0;
+  }
----------------
fhahn wrote:

```suggestion
  if (VPCastIntrinsic::isVPCast(ID))
    return OpdIdx == -1 || OpdIdx == 0;
```

https://github.com/llvm/llvm-project/pull/108351