[llvm] [InferAS] Infer the address space of inttoptr (PR #173244)

[Matt Arsenault via llvm-commits]

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@@ -180,6 +180,19 @@ class NVPTXTTIImpl final : public BasicTTIImplBase<NVPTXTTIImpl> {
     }
   }
 
+  APInt getAddrSpaceCastPreservedPtrMask(unsigned SrcAS,
+                                         unsigned DstAS) const override {
+    if (SrcAS != llvm::ADDRESS_SPACE_GENERIC)
+      return APInt::getZero(DL.getPointerSizeInBits());
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arsenm wrote:

Don't use the default argument to getPointerSizeInBits

https://github.com/llvm/llvm-project/pull/173244