diff -r 625397df6f4f -r 1a1a6d1dfaab hotspot/src/share/vm/opto/parse1.cpp
--- a/hotspot/src/share/vm/opto/parse1.cpp	Tue Jan 08 11:30:51 2013 -0800
+++ b/hotspot/src/share/vm/opto/parse1.cpp	Wed Jan 09 15:37:23 2013 -0800
@@ -1404,7 +1404,8 @@
 
     do_one_bytecode();
 
-    assert(!have_se || stopped() || failing() || (sp() - pre_bc_sp) == depth, "correct depth prediction");
+    assert(!have_se || stopped() || failing() || (sp() - pre_bc_sp) == depth,
+           err_msg_res("incorrect depth prediction: sp=%d, pre_bc_sp=%d, depth=%d", sp(), pre_bc_sp, depth));
 
     do_exceptions();