[llvm] [ValueLattice][SCCP] Consider provenance for predicate-derived pointer constants (PR #160083)

[Yingwei Zheng via llvm-commits]

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@@ -356,11 +379,12 @@ bool SCCPSolver::simplifyInstsInBlock(BasicBlock &BB,
     if (Inst.getType()->isVoidTy())
       continue;
     if (tryToReplaceWithConstant(&Inst)) {
-      if (wouldInstructionBeTriviallyDead(&Inst))
+      if (isInstructionTriviallyDead(&Inst)) {
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dtcxzyw wrote:

Side-effecting instructions are considered dead by `isInstructionTriviallyDead`.


https://github.com/llvm/llvm-project/pull/160083