--- a/hotspot/src/share/vm/opto/library_call.cpp	Tue Oct 09 10:09:34 2012 -0700
+++ b/hotspot/src/share/vm/opto/library_call.cpp	Fri Oct 12 09:22:52 2012 -0700
@@ -2378,13 +2378,15 @@
     }
   }
 
-  if (sharpened_klass != NULL) {
+  // The sharpened class might be unloaded if there is no class loader
+  // contraint in place.
+  if (sharpened_klass != NULL && sharpened_klass->is_loaded()) {
     const TypeOopPtr* tjp = TypeOopPtr::make_from_klass(sharpened_klass);
 
 #ifndef PRODUCT
     if (PrintIntrinsics || PrintInlining || PrintOptoInlining) {
-      tty->print("  from base type:  ");   adr_type->dump();
-      tty->print("  sharpened value: ");   tjp->dump();
+      tty->print("  from base type: ");  adr_type->dump();
+      tty->print("  sharpened value: ");  tjp->dump();
     }
 #endif
     // Sharpen the value type.
@@ -4381,7 +4383,7 @@
   // 12 - 64-bit VM, compressed klass
   // 16 - 64-bit VM, normal klass
   if (base_off % BytesPerLong != 0) {
-    assert(UseCompressedOops, "");
+    assert(UseCompressedKlassPointers, "");
     if (is_array) {
       // Exclude length to copy by 8 bytes words.
       base_off += sizeof(int);