================ @@ -245,6 +246,7 @@ class DataLayout { unsigned getDefaultGlobalsAddressSpace() const { return DefaultGlobalsAddrSpace; } + unsigned getFlatAddressSpace() const { return FlatAddressSpace; } ---------------- shiltian wrote:
It is optional from a target's perspective, but the expectation is indeed that to check against `~0U` because it represents invalid address space. I will put a comment there. https://github.com/llvm/llvm-project/pull/108786 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits