[clang] [HLSL] Add support for elementwise and aggregate splat casting struct types with bitfields (PR #161263)

[Sarah Spall via cfe-commits]

================
@@ -85,3 +85,41 @@ export void call5() {
   int1 A = {1};
   S s = (S)A;
 }
+
----------------
spall wrote:

You're right! wonder how that happened; I will remove one.

https://github.com/llvm/llvm-project/pull/161263