src/share/vm/opto/loopnode.cpp

*** 2666,2675 ****
--- 2666,2677 ----
      case Op_LoadN:
      case Op_LoadRange:
      case Op_LoadD_unaligned:
      case Op_LoadL_unaligned:
      case Op_StrComp:            // Does a bunch of load-like effects
+     case Op_StrEquals:    
+     case Op_StrIndexOf:
      case Op_AryEq:
        pinned = false;
      }
      if( pinned ) {
        IdealLoopTree *choosen_loop = get_loop(n->is_CFG() ? n : get_ctrl(n));