[clang] [clang][SPIRV] Default AS generic for Intel-flavored SPIR-V (PR #153647)

[Victor Lomuller via cfe-commits]

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@@ -219,8 +219,11 @@ class LLVM_LIBRARY_VISIBILITY BaseSPIRTargetInfo : public TargetInfo {
     setAddressSpaceMap(
         /*DefaultIsGeneric=*/Opts.SYCLIsDevice ||
         // The address mapping from HIP/CUDA language for device code is only
-        // defined for SPIR-V.
-        (getTriple().isSPIRV() && Opts.CUDAIsDevice));
+        // defined for SPIR-V, and all Intel SPIR-V code should have the default
+        // AS as generic.
+        (getTriple().isSPIRV() &&
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Naghasan wrote:

The SYCL failures are a bit surprising...

> fails covering HLSL

I forgot, HLSL relies on `Default` being 0...

It was just a nit really, just go ahead like this :)

https://github.com/llvm/llvm-project/pull/153647