[llvm] [DSE] Apply initializes attribute to DSE (PR #107282)

[Arthur Eubanks via llvm-commits]

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@@ -164,6 +165,10 @@ static cl::opt<bool>
     OptimizeMemorySSA("dse-optimize-memoryssa", cl::init(true), cl::Hidden,
                       cl::desc("Allow DSE to optimize memory accesses."));
 
+static cl::opt<bool> EnableInitializesImprovement(
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aeubanks wrote:

can you add a `TODO: turn on and remove flag`

https://github.com/llvm/llvm-project/pull/107282