From 977f8d7827b9f92c779d350c6ec3a8e2bb1b8248 Mon Sep 17 00:00:00 2001
From: rasbold <unknown>
Date: Tue, 3 Jun 2008 13:14:44 -0700
Subject: [PATCH] 6709972: runThese failed with assert(false,"bad AD file")
 Summary: guard AryEqNode construction with has_match_rule() test, set
 SpecialArraysEquals default off Reviewed-by: kvn, never

---
 src/share/vm/opto/library_call.cpp | 2 ++
 src/share/vm/runtime/globals.hpp   | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/share/vm/opto/library_call.cpp b/src/share/vm/opto/library_call.cpp
index e7fffdc5e..381fb3759 100644
--- a/src/share/vm/opto/library_call.cpp
+++ b/src/share/vm/opto/library_call.cpp
@@ -823,6 +823,8 @@ bool LibraryCallKit::inline_string_compareTo() {
 //------------------------------inline_array_equals----------------------------
 bool LibraryCallKit::inline_array_equals() {
 
+  if (!Matcher::has_match_rule(Op_AryEq)) return false;
+
   _sp += 2;
   Node *argument2 = pop();
   Node *argument1 = pop();
diff --git a/src/share/vm/runtime/globals.hpp b/src/share/vm/runtime/globals.hpp
index 0a4467cce..16e47dc12 100644
--- a/src/share/vm/runtime/globals.hpp
+++ b/src/share/vm/runtime/globals.hpp
@@ -460,7 +460,7 @@ class CommandLineFlags {
   develop(bool, SpecialStringIndexOf, true,                                 \
           "special version of string indexOf")                              \
                                                                             \
-  product(bool, SpecialArraysEquals, true,                                  \
+  product(bool, SpecialArraysEquals, false,                                 \
           "special version of Arrays.equals(char[],char[])")                \
                                                                             \
   develop(bool, TraceCallFixup, false,                                      \
-- 
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