src/share/vm/opto/lcm.cpp

@@ -194,12 +194,16 @@
       if( mach->in(2) != val ) continue;
       break;                    // Found a memory op?
     case Op_StrComp:
     case Op_StrEquals:
     case Op_StrIndexOf:
+    case Op_StrIndexOfChar:
     case Op_AryEq:
+    case Op_StrInflatedCopy:
+    case Op_StrCompressedCopy:
     case Op_EncodeISOArray:
+    case Op_HasNegatives:
       // Not a legit memory op for implicit null check regardless of
       // embedded loads
       continue;
     default:                    // Also check for embedded loads
       if( !mach->needs_anti_dependence_check() )