[llvm] [llvm][aarch64] Add support for the MS qualifiers __ptr32, __ptr64, _sptr, __uptr (PR #112793)

[Eli Friedman via llvm-commits]

================
@@ -68,8 +68,7 @@ class AArch64TargetMachine : public CodeGenTargetMachineImpl {
 
   /// Returns true if a cast between SrcAS and DestAS is a noop.
   bool isNoopAddrSpaceCast(unsigned SrcAS, unsigned DestAS) const override {
-    // Addrspacecasts are always noops.
-    return true;
+    return (getPointerSize(SrcAS) == getPointerSize(DestAS));
----------------
efriedma-quic wrote:

Extra parentheses.

https://github.com/llvm/llvm-project/pull/112793