[llvm] AlignmentFromAssumptions should only track pointer operand users (PR #73370)

[Nikita Popov via llvm-commits]

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@@ -226,6 +223,8 @@ bool AlignmentFromAssumptionsPass::processAssumption(CallInst *ACall,
         LI->setAlignment(NewAlignment);
         ++NumLoadAlignChanged;
       }
+      // The user of a Load uses data - not a pointer!
+      AddUsers = false;
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nikic wrote:

getPointerBase() also looks through AddRecs, which are phi nodes. But yeah, select is probably not relevant here.

https://github.com/llvm/llvm-project/pull/73370