[Mlir-commits] [mlir] [MLIR][LLVM] add dwarfAddressSpace to DIDerivedType (PR #92043)

[Billy Zhu]

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@@ -418,6 +418,7 @@ def LLVM_DIDerivedTypeAttr : LLVM_Attr<"DIDerivedType", "di_derived_type",
     OptionalParameter<"uint64_t">:$sizeInBits,
     OptionalParameter<"uint32_t">:$alignInBits,
     OptionalParameter<"uint64_t">:$offsetInBits,
+    OptionalParameter<"std::optional<unsigned>">:$dwarfAddressSpace,
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zyx-billy wrote:

Yeah this is something that's entirely target-defined, so as long as there's a difference in spec between nullopt & 0, it's probably safer to also keep the optional representation in MLIR to avoid any weird bugs down the road?

https://github.com/llvm/llvm-project/pull/92043