[llvm] [DebugInfo][GlobalOpt] Preserve source locs for optimized loads (PR #134828)

[Reid Kleckner via llvm-commits]

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@@ -988,6 +988,11 @@ OptimizeGlobalAddressOfAllocation(GlobalVariable *GV, CallInst *CI,
                                InitBool->getName() + ".val", false, Align(1),
                                LI->getOrdering(), LI->getSyncScopeID(),
                                LI->getIterator());
+      // FIXME: Should we use the DebugLoc of the load used by the predicate, or
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rnk wrote:

I see `new StoreInst` above which looks like it does similar straightforward replacement, should we carry over the sloc there?

https://github.com/llvm/llvm-project/pull/134828