[PATCH] D106891: [Remarks] Emit optimization remarks for atomics generating CAS loop

[Anshil Gandhi via Phabricator via cfe-commits]

gandhi21299 added inline comments.


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Comment at: llvm/lib/CodeGen/AtomicExpandPass.cpp:175
 
+  ORE = std::make_unique<OptimizationRemarkEmitter>(&F);
   auto &TM = TPC->getTM<TargetMachine>();
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rampitec wrote:
> Is there a reason to construct it upfront and not just use a local variable only when needed? Like in StackProtector.cpp for example.
We can certainly implement it as a local variable as long as we have access to the function this pass is operating on. I was thinking of its potential use throughout this pass in the future.


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