--- old/src/hotspot/share/classfile/vmSymbols.cpp	2018-12-11 18:43:46.381195020 -0600
+++ new/src/hotspot/share/classfile/vmSymbols.cpp	2018-12-11 18:43:45.781214880 -0600
@@ -379,6 +379,10 @@
   case vmIntrinsics::_vectorizedMismatch:
   case vmIntrinsics::_fmaD:
   case vmIntrinsics::_fmaF:
+  case vmIntrinsics::_isDigit:
+  case vmIntrinsics::_isLowerCase:
+  case vmIntrinsics::_isUpperCase:
+  case vmIntrinsics::_isWhitespace:
     return true;
   default:
     return false;
@@ -828,6 +832,12 @@
   case vmIntrinsics::_subtractExactL:
     if (!UseMathExactIntrinsics || !InlineMathNatives) return true;
     break;
+  case vmIntrinsics::_isDigit:
+  case vmIntrinsics::_isLowerCase:
+  case vmIntrinsics::_isUpperCase:
+  case vmIntrinsics::_isWhitespace:
+    if (!UseCharacterCompareIntrinsics) return true;
+    break;
 #endif // COMPILER2
   default:
     return false;