Use LLVM_ADDRESS_SANITIZER_BUILD

Author: Advenam Tacet

llvm/include/llvm/ADT/FunctionExtras.h

@@ -317,8 +317,7 @@ template <typename ReturnT, typename... ParamTs> class UniqueFunctionBase {
     // Clear the old callback and inline flag to get back to as-if-null.
     RHS.CallbackAndInlineFlag = {};
 
-#if !defined(NDEBUG) &&                                                        \
-    !(defined(ADDRESS_SANITIZER) || defined(__SANITIZE_ADDRESS__))
+#if !defined(NDEBUG) && !defined(LLVM_ADDRESS_SANITIZER_BUILD)
     // In debug builds without ASan, we also scribble across the rest of the
     // storage. AddressSanitizer (ASAN) disables scribbling to prevent
     // overwriting poisoned objects (e.g., annotated short strings).