src/hotspot/share/classfile/vmSymbols.cpp

@@ -813,10 +813,14 @@
   case vmIntrinsics::_isLowerCase:
   case vmIntrinsics::_isUpperCase:
   case vmIntrinsics::_isWhitespace:
     if (!UseCharacterCompareIntrinsics) return true;
     break;
+  case vmIntrinsics::_dsignum:
+  case vmIntrinsics::_fsignum:
+    if (!InlineMathNatives || !UseSignumIntrinsic) return true;
+    break;
 #endif // COMPILER2
   default:
     return false;
   }