================
@@ -245,6 +246,7 @@ class DataLayout {
unsigned getDefaultGlobalsAddressSpace() const {
return DefaultGlobalsAddrSpace;
}
+ unsigned getFlatAddressSpace() const { return FlatAddressSpace; }
----------------
arichardson wrote:
I don't think this is a good API - returning something that looks valid
(uint32_t) but might be incorrect at runtime without forcing users to check it.
Storing it as ~0 internally is fine but IMO the API should return `optional`
and map ~0 to `std::nullopt`.
https://github.com/llvm/llvm-project/pull/108786
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