[llvm] [BPF] Fix BitCast Assertion with NonZero AddrSpace (PR #130722)

[Nikita Popov via llvm-commits]

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@@ -1113,8 +1113,9 @@ bool BPFAbstractMemberAccess::transformGEPChain(CallInst *Call,
                               Call->getIterator());
 
   // Generate a BitCast
-  auto *BCInst =
-      new BitCastInst(Base, PointerType::getUnqual(BB->getContext()));
+  auto *BCInst = new BitCastInst(
+      Base, PointerType::get(BB->getContext(),
+                             Base->getType()->getPointerAddressSpace()));
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nikic wrote:

Can't you drop this bitcast and the one below entirely? They are not needed anymore with opaque pointers.

https://github.com/llvm/llvm-project/pull/130722