[clang] [llvm] [LLVM][Coro] Add LifetimeMovePass (PR #144319)

[Nikita Popov via cfe-commits]

================
@@ -559,6 +562,7 @@ 
PassBuilder::buildO1FunctionSimplificationPipeline(OptimizationLevel Level,
   FPM.addPass(ADCEPass());
   FPM.addPass(
       SimplifyCFGPass(SimplifyCFGOptions().convertSwitchRangeToICmp(true)));
+  FPM.addPass(LifetimeMovePass());
----------------
nikic wrote:

Surely this pass does not need to be scheduled 3 times in the `-O1` pipeline? 
Shouldn't it be sufficient to run it once per function?

https://github.com/llvm/llvm-project/pull/144319
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