Mac optional (#2165)

Author: wsmoses

Diff for: enzyme/Enzyme/JLInstSimplify.cpp

@@ -108,11 +108,7 @@ bool jlInstSimplify(llvm::Function &F, TargetLibraryInfo &TLI,
         if (auto alias = arePointersGuaranteedNoAlias(
                 TLI, AA, LI, I.getOperand(0), I.getOperand(1), false)) {
 
-#if LLVM_VERSION_MAJOR >= 16
-          bool val = alias.value();
-#else
-          bool val = alias.getValue();
-#endif
+          bool val = *alias;
           auto repval = ICmpInst::isTrueWhenEqual(pred)
                             ? ConstantInt::get(I.getType(), 1 - val)
                             : ConstantInt::get(I.getType(), val);

Diff for: enzyme/Enzyme/Utils.cpp

@@ -2307,11 +2307,7 @@ bool overwritesToMemoryReadBy(const TypeResults *TR, llvm::AAResults &AA,
   if (loadPtr && storePtr)
     if (auto alias =
             arePointersGuaranteedNoAlias(TLI, AA, LI, loadPtr, storePtr, true))
-#if LLVM_VERSION_MAJOR >= 16
-      if (alias.value())
-#else
-      if (alias.getValue())
-#endif
+      if (*alias)
         return false;
 
   if (!overwritesToMemoryReadByLoop(SE, LI, DT, maybeReader, LoadBegin, LoadEnd,