[llvm] [VFABI] Create FunctionType for vector functions (PR #75058)

[Paul Walker via llvm-commits]

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@@ -20,10 +21,12 @@
 #include "llvm/Analysis/TargetTransformInfo.h"
 #include "llvm/Analysis/ValueTracking.h"
 #include "llvm/IR/Constants.h"
+#include "llvm/IR/DerivedTypes.h"
 #include "llvm/IR/IRBuilder.h"
 #include "llvm/IR/PatternMatch.h"
 #include "llvm/IR/Value.h"
 #include "llvm/Support/CommandLine.h"
+#include <optional>
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paulwalker-arm wrote:

You don't directly use this so can rely on it being brought in via whatever defines `VFInfo`.

https://github.com/llvm/llvm-project/pull/75058