[llvm] [RISCV] Support postRA vsetvl insertion pass (PR #70549)

[Luke Lau via llvm-commits]

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@@ -31,6 +31,7 @@
 #include "llvm/CodeGen/LiveIntervals.h"
 #include "llvm/CodeGen/LiveStacks.h"
 #include "llvm/CodeGen/MachineFunctionPass.h"
+#include "llvm/Support/ErrorHandling.h"
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lukel97 wrote:

Do we use anything from ErrorHandling.h?

https://github.com/llvm/llvm-project/pull/70549