[clang] [llvm] [llvm][opt][Transforms][SPIR-V] Enable `InferAddressSpaces` for SPIR-V (PR #110897)

[Matt Arsenault via cfe-commits]

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@@ -178,6 +266,9 @@ void SPIRVPassConfig::addIRPasses() {
     addPass(createSPIRVStructurizerPass());
   }
 
+  if (TM.getOptLevel() > CodeGenOptLevel::None)
+    addPass(createInferAddressSpacesPass(AddressSpace::Generic));
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arsenm wrote:

Not sure why this is a pass parameter to InferAddressSpaces, and a TTI hook 

https://github.com/llvm/llvm-project/pull/110897