--- old/src/share/vm/opto/loopnode.cpp	2015-10-30 19:14:55.664475772 +0100
+++ new/src/share/vm/opto/loopnode.cpp	2015-10-30 19:14:55.592475770 +0100
@@ -3494,7 +3494,9 @@
     case Op_StrComp:            // Does a bunch of load-like effects
     case Op_StrEquals:
     case Op_StrIndexOf:
+    case Op_StrIndexOfChar:
     case Op_AryEq:
+    case Op_HasNegatives:
       pinned = false;
     }
     if( pinned ) {