[llvm] Use `std::move` to avoid copy (PR #113080)

[Nashe Mncube via llvm-commits]

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@@ -1377,7 +1377,7 @@ bool MachineLICMImpl::IsProfitableToHoist(MachineInstr &MI,
                }) &&
         IsLoopInvariantInst(MI, CurLoop) &&
         any_of(MRI->use_nodbg_instructions(DefReg),
-               [&CurLoop, this, DefReg, Cost](MachineInstr &UseMI) {
+               [&CurLoop, this, DefReg, std::move(Cost)](MachineInstr &UseMI) {
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nasherm wrote:

If you want to do this you need to make use of move captures https://stackoverflow.com/a/20669290

This is only really supported in C++14 and higher. It also seems like this type of change could probably be made throughout the whole codebase. Is there any real reason to just focus on this one line?


https://github.com/llvm/llvm-project/pull/113080