Mercurial > hg > release > icedtea7-forest-2.2 > hotspot

changeset 3439:f1b786625e0c jdk7u4-b18

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Merge
author jcoomes
date Sat, 24 Mar 2012 07:28:12 -0700
parents ce271da83629 (current diff) f0a0f737689f (diff)
children 1b1e6060a7fd
files .hgtags make/hotspot_version
diffstat 18 files changed, 109 insertions(+), 99 deletions(-) [+]
line wrap: on
line diff
--- a/.hgtags	Fri Mar 23 09:32:58 2012 -0700
+++ b/.hgtags	Sat Mar 24 07:28:12 2012 -0700
@@ -271,3 +271,4 @@
 c6a96f7a781dd23d2b9fd6353fcd87493616c803 jdk7u4-b16
 418bcab91d2c07c720190d39e1b7f7e39b214994 hs23-b18
 e266ffd6a7d7ccd6e06a442155c5e2457c1884de jdk7u4-b17
+ad5eb0a72fb1d6d7aa6ec7e9cfd06045aef51728 hs23-b19
--- a/agent/src/share/classes/sun/jvm/hotspot/jdi/ConnectorImpl.java	Fri Mar 23 09:32:58 2012 -0700
+++ b/agent/src/share/classes/sun/jvm/hotspot/jdi/ConnectorImpl.java	Sat Mar 24 07:28:12 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2002, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -217,8 +217,8 @@
     }
 
     protected void checkNativeLink(SecurityManager sm, String os) {
-        if (os.equals("SunOS") || os.equals("Linux")) {
-            // link "saproc" - SA native library on SunOS and Linux?
+        if (os.equals("SunOS") || os.equals("Linux") || os.contains("OS X")) {
+            // link "saproc" - SA native library on SunOS, Linux, and Mac OS X
             sm.checkLink("saproc");
         } else if (os.startsWith("Windows")) {
             // link "sawindbg" - SA native library on Windows.
--- a/agent/src/share/classes/sun/jvm/hotspot/utilities/PlatformInfo.java	Fri Mar 23 09:32:58 2012 -0700
+++ b/agent/src/share/classes/sun/jvm/hotspot/utilities/PlatformInfo.java	Sat Mar 24 07:28:12 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2003, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -43,7 +43,7 @@
       return "bsd";
     } else if (os.equals("OpenBSD")) {
       return "bsd";
-    } else if (os.equals("Darwin") || os.startsWith("Mac OS X")) {
+    } else if (os.equals("Darwin") || os.contains("OS X")) {
       return "bsd";
     } else if (os.startsWith("Windows")) {
       return "win32";
@@ -52,17 +52,17 @@
     }
   }
 
-  /* Returns "sparc" if on SPARC, "x86" if on x86. */
+  /* Returns "sparc" for SPARC based platforms and "x86" for x86 based
+     platforms. Otherwise returns the value of os.arch.  If the value
+     is not recognized as supported, an exception is thrown instead. */
   public static String getCPU() throws UnsupportedPlatformException {
     String cpu = System.getProperty("os.arch");
-    if (cpu.equals("i386")) {
+    if (cpu.equals("i386") || cpu.equals("x86")) {
       return "x86";
-    } else if (cpu.equals("sparc") || cpu.equals("x86") || cpu.equals("ia64")) {
+    } else if (cpu.equals("sparc") || cpu.equals("sparcv9")) {
+      return "sparc";
+    } else if (cpu.equals("ia64") || cpu.equals("amd64") || cpu.equals("x86_64")) {
       return cpu;
-    } else if (cpu.equals("sparcv9")) {
-      return "sparc";
-    } else if (cpu.equals("x86_64") || cpu.equals("amd64")) {
-      return "amd64";
     } else {
       throw new UnsupportedPlatformException("CPU type " + cpu + " not yet supported");
     }
--- a/make/hotspot_version	Fri Mar 23 09:32:58 2012 -0700
+++ b/make/hotspot_version	Sat Mar 24 07:28:12 2012 -0700
@@ -35,7 +35,7 @@
 
 HS_MAJOR_VER=23
 HS_MINOR_VER=0
-HS_BUILD_NUMBER=18
+HS_BUILD_NUMBER=19
 
 JDK_MAJOR_VER=1
 JDK_MINOR_VER=7
--- a/make/jprt.properties	Fri Mar 23 09:32:58 2012 -0700
+++ b/make/jprt.properties	Sat Mar 24 07:28:12 2012 -0700
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2006, 2011, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2006, 2012, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -38,7 +38,7 @@
 
 # This tells jprt what default release we want to build
 
-jprt.hotspot.default.release=jdk7
+jprt.hotspot.default.release=jdk7u4
 
 jprt.tools.default.release=${jprt.submit.option.release?${jprt.submit.option.release}:${jprt.hotspot.default.release}}
 
@@ -456,6 +456,7 @@
 
 jprt.test.targets.jdk8=${jprt.test.targets.standard}
 jprt.test.targets.jdk7=${jprt.test.targets.standard}
+jprt.test.targets.jdk7u4=${jprt.test.targets.jdk7}
 jprt.test.targets=${jprt.test.targets.${jprt.tools.default.release}}
 
 # The default test/Makefile targets that should be run
@@ -500,5 +501,6 @@
 
 jprt.make.rule.test.targets.jdk8=${jprt.make.rule.test.targets.standard}
 jprt.make.rule.test.targets.jdk7=${jprt.make.rule.test.targets.standard}
+jprt.make.rule.test.targets.jdk7u4=${jprt.make.rule.test.targets.jdk7}
 jprt.make.rule.test.targets=${jprt.make.rule.test.targets.${jprt.tools.default.release}}
 
--- a/src/os/linux/vm/os_linux.cpp	Fri Mar 23 09:32:58 2012 -0700
+++ b/src/os/linux/vm/os_linux.cpp	Sat Mar 24 07:28:12 2012 -0700
@@ -4690,14 +4690,12 @@
                      char *addr, size_t bytes, bool read_only,
                      bool allow_exec) {
   int prot;
-  int flags;
+  int flags = MAP_PRIVATE;
 
   if (read_only) {
     prot = PROT_READ;
-    flags = MAP_SHARED;
   } else {
     prot = PROT_READ | PROT_WRITE;
-    flags = MAP_PRIVATE;
   }
 
   if (allow_exec) {
--- a/src/share/vm/gc_implementation/g1/survRateGroup.cpp	Fri Mar 23 09:32:58 2012 -0700
+++ b/src/share/vm/gc_implementation/g1/survRateGroup.cpp	Sat Mar 24 07:28:12 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -38,33 +38,36 @@
     _summary_surv_rates(NULL),
     _surv_rate(NULL),
     _accum_surv_rate_pred(NULL),
-    _surv_rate_pred(NULL)
-{
+    _surv_rate_pred(NULL),
+    _stats_arrays_length(0) {
   reset();
   if (summary_surv_rates_len > 0) {
     size_t length = summary_surv_rates_len;
-      _summary_surv_rates = NEW_C_HEAP_ARRAY(NumberSeq*, length);
-    if (_summary_surv_rates == NULL) {
-      vm_exit_out_of_memory(sizeof(NumberSeq*) * length,
-                            "Not enough space for surv rate summary");
+    _summary_surv_rates = NEW_C_HEAP_ARRAY(NumberSeq*, length);
+    for (size_t i = 0; i < length; ++i) {
+      _summary_surv_rates[i] = new NumberSeq();
     }
-    for (size_t i = 0; i < length; ++i)
-      _summary_surv_rates[i] = new NumberSeq();
   }
 
   start_adding_regions();
 }
 
-
-void SurvRateGroup::reset()
-{
+void SurvRateGroup::reset() {
   _all_regions_allocated = 0;
   _setup_seq_num         = 0;
-  _stats_arrays_length   = 0;
   _accum_surv_rate       = 0.0;
   _last_pred             = 0.0;
   // the following will set up the arrays with length 1
   _region_num            = 1;
+
+  // The call to stop_adding_regions() will use "new" to refill
+  // the _surv_rate_pred array, so we need to make sure to call
+  // "delete".
+  for (size_t i = 0; i < _stats_arrays_length; ++i) {
+    delete _surv_rate_pred[i];
+  }
+  _stats_arrays_length = 0;
+
   stop_adding_regions();
   guarantee( _stats_arrays_length == 1, "invariant" );
   guarantee( _surv_rate_pred[0] != NULL, "invariant" );
@@ -73,72 +76,47 @@
   _region_num = 0;
 }
 
-
 void
 SurvRateGroup::start_adding_regions() {
   _setup_seq_num   = _stats_arrays_length;
   _region_num      = 0;
   _accum_surv_rate = 0.0;
-
-#if 0
-  gclog_or_tty->print_cr("[%s] start adding regions, seq num %d, length %d",
-                         _name, _setup_seq_num, _region_num);
-#endif // 0
 }
 
 void
 SurvRateGroup::stop_adding_regions() {
-
-#if 0
-  gclog_or_tty->print_cr("[%s] stop adding regions, length %d", _name, _region_num);
-#endif // 0
-
   if (_region_num > _stats_arrays_length) {
     double* old_surv_rate = _surv_rate;
     double* old_accum_surv_rate_pred = _accum_surv_rate_pred;
     TruncatedSeq** old_surv_rate_pred = _surv_rate_pred;
 
     _surv_rate = NEW_C_HEAP_ARRAY(double, _region_num);
-    if (_surv_rate == NULL) {
-      vm_exit_out_of_memory(sizeof(double) * _region_num,
-                            "Not enough space for surv rate array.");
-    }
     _accum_surv_rate_pred = NEW_C_HEAP_ARRAY(double, _region_num);
-    if (_accum_surv_rate_pred == NULL) {
-      vm_exit_out_of_memory(sizeof(double) * _region_num,
-                         "Not enough space for accum surv rate pred array.");
-    }
     _surv_rate_pred = NEW_C_HEAP_ARRAY(TruncatedSeq*, _region_num);
-    if (_surv_rate == NULL) {
-      vm_exit_out_of_memory(sizeof(TruncatedSeq*) * _region_num,
-                            "Not enough space for surv rate pred array.");
-    }
 
-    for (size_t i = 0; i < _stats_arrays_length; ++i)
+    for (size_t i = 0; i < _stats_arrays_length; ++i) {
       _surv_rate_pred[i] = old_surv_rate_pred[i];
-
-#if 0
-    gclog_or_tty->print_cr("[%s] stop adding regions, new seqs %d to %d",
-                  _name, _array_length, _region_num - 1);
-#endif // 0
-
+    }
     for (size_t i = _stats_arrays_length; i < _region_num; ++i) {
       _surv_rate_pred[i] = new TruncatedSeq(10);
-      // _surv_rate_pred[i]->add(last_pred);
     }
 
     _stats_arrays_length = _region_num;
 
-    if (old_surv_rate != NULL)
+    if (old_surv_rate != NULL) {
       FREE_C_HEAP_ARRAY(double, old_surv_rate);
-    if (old_accum_surv_rate_pred != NULL)
+    }
+    if (old_accum_surv_rate_pred != NULL) {
       FREE_C_HEAP_ARRAY(double, old_accum_surv_rate_pred);
-    if (old_surv_rate_pred != NULL)
-      FREE_C_HEAP_ARRAY(NumberSeq*, old_surv_rate_pred);
+    }
+    if (old_surv_rate_pred != NULL) {
+      FREE_C_HEAP_ARRAY(TruncatedSeq*, old_surv_rate_pred);
+    }
   }
 
-  for (size_t i = 0; i < _stats_arrays_length; ++i)
+  for (size_t i = 0; i < _stats_arrays_length; ++i) {
     _surv_rate[i] = 0.0;
+  }
 }
 
 double
@@ -187,12 +165,6 @@
 SurvRateGroup::all_surviving_words_recorded(bool propagate) {
   if (propagate && _region_num > 0) { // conservative
     double surv_rate = _surv_rate_pred[_region_num-1]->last();
-
-#if 0
-    gclog_or_tty->print_cr("propagating %1.2lf from %d to %d",
-                  surv_rate, _curr_length, _array_length - 1);
-#endif // 0
-
     for (size_t i = _region_num; i < _stats_arrays_length; ++i) {
       guarantee( _surv_rate[i] <= 0.00001,
                  "the slot should not have been updated" );
--- a/src/share/vm/oops/arrayKlass.cpp	Fri Mar 23 09:32:58 2012 -0700
+++ b/src/share/vm/oops/arrayKlass.cpp	Sat Mar 24 07:28:12 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -153,6 +153,7 @@
   }
   if (length > arrayOopDesc::max_array_length(T_ARRAY)) {
     report_java_out_of_memory("Requested array size exceeds VM limit");
+    JvmtiExport::post_array_size_exhausted();
     THROW_OOP_0(Universe::out_of_memory_error_array_size());
   }
   int size = objArrayOopDesc::object_size(length);
--- a/src/share/vm/oops/instanceKlass.cpp	Fri Mar 23 09:32:58 2012 -0700
+++ b/src/share/vm/oops/instanceKlass.cpp	Sat Mar 24 07:28:12 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -669,6 +669,7 @@
   if (length < 0) THROW_0(vmSymbols::java_lang_NegativeArraySizeException());
   if (length > arrayOopDesc::max_array_length(T_OBJECT)) {
     report_java_out_of_memory("Requested array size exceeds VM limit");
+    JvmtiExport::post_array_size_exhausted();
     THROW_OOP_0(Universe::out_of_memory_error_array_size());
   }
   int size = objArrayOopDesc::object_size(length);
--- a/src/share/vm/oops/objArrayKlass.cpp	Fri Mar 23 09:32:58 2012 -0700
+++ b/src/share/vm/oops/objArrayKlass.cpp	Sat Mar 24 07:28:12 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -68,6 +68,7 @@
       return a;
     } else {
       report_java_out_of_memory("Requested array size exceeds VM limit");
+      JvmtiExport::post_array_size_exhausted();
       THROW_OOP_0(Universe::out_of_memory_error_array_size());
     }
   } else {
--- a/src/share/vm/oops/typeArrayKlass.cpp	Fri Mar 23 09:32:58 2012 -0700
+++ b/src/share/vm/oops/typeArrayKlass.cpp	Sat Mar 24 07:28:12 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -93,6 +93,7 @@
       return t;
     } else {
       report_java_out_of_memory("Requested array size exceeds VM limit");
+      JvmtiExport::post_array_size_exhausted();
       THROW_OOP_0(Universe::out_of_memory_error_array_size());
     }
   } else {
--- a/src/share/vm/prims/jvmtiExport.hpp	Fri Mar 23 09:32:58 2012 -0700
+++ b/src/share/vm/prims/jvmtiExport.hpp	Sat Mar 24 07:28:12 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1998, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1998, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -324,6 +324,12 @@
       record_vm_internal_object_allocation(object);
     }
   }
+  inline static void post_array_size_exhausted() {
+    if (should_post_resource_exhausted()) {
+      post_resource_exhausted(JVMTI_RESOURCE_EXHAUSTED_OOM_ERROR,
+                              "Requested array size exceeds VM limit");
+    }
+  }
 
   static void cleanup_thread             (JavaThread* thread) KERNEL_RETURN;
 
--- a/src/share/vm/runtime/arguments.cpp	Fri Mar 23 09:32:58 2012 -0700
+++ b/src/share/vm/runtime/arguments.cpp	Sat Mar 24 07:28:12 2012 -0700
@@ -816,8 +816,21 @@
     return true;
   }
 
-  jio_fprintf(defaultStream::error_stream(),
-              "Unrecognized VM option '%s'\n", argname);
+  // For locked flags, report a custom error message if available.
+  // Otherwise, report the standard unrecognized VM option.
+
+  Flag* locked_flag = Flag::find_flag((char*)argname, strlen(argname), true);
+  if (locked_flag != NULL) {
+    char locked_message_buf[BUFLEN];
+    locked_flag->get_locked_message(locked_message_buf, BUFLEN);
+    if (strlen(locked_message_buf) == 0) {
+      jio_fprintf(defaultStream::error_stream(),
+        "Unrecognized VM option '%s'\n", argname);
+    } else {
+      jio_fprintf(defaultStream::error_stream(), "%s", locked_message_buf);
+    }
+  }
+
   // allow for commandline "commenting out" options like -XX:#+Verbose
   return arg[0] == '#';
 }
@@ -2510,15 +2523,6 @@
       // was arrived at by experimenting with specjbb.
       FLAG_SET_CMDLINE(uintx, OldPLABSize, 8*K);  // Note: this is in words
 
-      // CompilationPolicyChoice=0 causes the server compiler to adopt
-      // a more conservative which-method-do-I-compile policy when one
-      // of the counters maintained by the interpreter trips.  The
-      // result is reduced startup time and improved specjbb and
-      // alacrity performance.  Zero is the default, but we set it
-      // explicitly here in case the default changes.
-      // See runtime/compilationPolicy.*.
-      FLAG_SET_CMDLINE(intx, CompilationPolicyChoice, 0);
-
       // Enable parallel GC and adaptive generation sizing
       FLAG_SET_CMDLINE(bool, UseParallelGC, true);
       FLAG_SET_DEFAULT(ParallelGCThreads,
--- a/src/share/vm/runtime/globals.cpp	Fri Mar 23 09:32:58 2012 -0700
+++ b/src/share/vm/runtime/globals.cpp	Sat Mar 24 07:28:12 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -81,6 +81,11 @@
   }
 }
 
+// Get custom message for this locked flag, if any.
+void Flag::get_locked_message(char* buf, int buflen) const {
+  get_locked_message_ext(buf, buflen);
+}
+
 bool Flag::is_writeable() const {
   return strcmp(kind, "{manageable}") == 0 ||
          strcmp(kind, "{product rw}") == 0 ||
@@ -260,17 +265,22 @@
   return strncmp(s, q, len) == 0;
 }
 
-Flag* Flag::find_flag(char* name, size_t length) {
-  for (Flag* current = &flagTable[0]; current->name; current++) {
+// Search the flag table for a named flag
+Flag* Flag::find_flag(char* name, size_t length, bool allow_locked) {
+  for (Flag* current = &flagTable[0]; current->name != NULL; current++) {
     if (str_equal(current->name, name, length)) {
+      // Found a matching entry.  Report locked flags only if allowed.
       if (!(current->is_unlocked() || current->is_unlocker())) {
-        // disable use of diagnostic or experimental flags until they
-        // are explicitly unlocked
-        return NULL;
+        if (!allow_locked) {
+          // disable use of locked flags, e.g. diagnostic, experimental,
+          // commercial... until they are explicitly unlocked
+          return NULL;
+        }
       }
       return current;
     }
   }
+  // Flag name is not in the flag table
   return NULL;
 }
 
--- a/src/share/vm/runtime/globals.hpp	Fri Mar 23 09:32:58 2012 -0700
+++ b/src/share/vm/runtime/globals.hpp	Sat Mar 24 07:28:12 2012 -0700
@@ -222,7 +222,7 @@
   // number of flags
   static size_t numFlags;
 
-  static Flag* find_flag(char* name, size_t length);
+  static Flag* find_flag(char* name, size_t length, bool allow_locked = false);
 
   bool is_bool() const        { return strcmp(type, "bool") == 0; }
   bool get_bool() const       { return *((bool*) addr); }
@@ -259,6 +259,9 @@
   bool is_writeable_ext() const;
   bool is_external_ext() const;
 
+  void get_locked_message(char*, int) const;
+  void get_locked_message_ext(char*, int) const;
+
   void print_on(outputStream* st, bool withComments = false );
   void print_as_flag(outputStream* st);
 };
--- a/src/share/vm/runtime/globals_ext.hpp	Fri Mar 23 09:32:58 2012 -0700
+++ b/src/share/vm/runtime/globals_ext.hpp	Sat Mar 24 07:28:12 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2011 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -61,4 +61,9 @@
   return false;
 }
 
+inline void Flag::get_locked_message_ext(char* buf, int buflen) const {
+  assert(buf != NULL, "Buffer cannot be NULL");
+  buf[0] = '\0';
+}
+
 #endif // SHARE_VM_RUNTIME_GLOBALS_EXT_HPP
--- a/src/share/vm/utilities/numberSeq.cpp	Fri Mar 23 09:32:58 2012 -0700
+++ b/src/share/vm/utilities/numberSeq.cpp	Sat Mar 24 07:28:12 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -156,6 +156,10 @@
     _sequence[i] = 0.0;
 }
 
+TruncatedSeq::~TruncatedSeq() {
+  FREE_C_HEAP_ARRAY(double, _sequence);
+}
+
 void TruncatedSeq::add(double val) {
   AbsSeq::add(val);
 
--- a/src/share/vm/utilities/numberSeq.hpp	Fri Mar 23 09:32:58 2012 -0700
+++ b/src/share/vm/utilities/numberSeq.hpp	Sat Mar 24 07:28:12 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -118,6 +118,7 @@
   // accepts a value for L
   TruncatedSeq(int length = DefaultSeqLength,
                double alpha = DEFAULT_ALPHA_VALUE);
+  ~TruncatedSeq();
   virtual void add(double val);
   virtual double maximum() const;
   virtual double last() const; // the last value added to the sequence