Index: llvm/utils/lit/lit/llvm/config.py
===================================================================
--- llvm/utils/lit/lit/llvm/config.py
+++ llvm/utils/lit/lit/llvm/config.py
@@ -119,6 +119,8 @@
                 features.add('target-x86_64')
             elif re.match(r'^aarch64.*', target_triple):
                 features.add('target-aarch64')
+            elif re.match(r'^arm64.*', target_triple):
+                features.add('target-aarch64')
             elif re.match(r'^arm.*', target_triple):
                 features.add('target-arm')