[clang] [llvm] [NVPTX] Change the alloca address space in NVPTXLowerAlloca (PR #154814)

[Alex MacLean via llvm-commits]

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@@ -371,6 +371,8 @@ void NVPTXPassConfig::addIRPasses() {
   if (getOptLevel() != CodeGenOptLevel::None) {
     addAddressSpaceInferencePasses();
     addStraightLineScalarOptimizationPasses();
+  } else {
+    addPass(createNVPTXLowerAllocaPass());
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AlexMaclean wrote:

Lets refactor this then so that this pass isn't part of `addAddressSpaceInferencePasses` and is instead added unconditionally. 

https://github.com/llvm/llvm-project/pull/154814