From 47ac86d631bac49199455337ec9529f3f54e47f3 Mon Sep 17 00:00:00 2001
From: Alan Conway <aconway@apache.org>
Date: Thu, 5 Jun 2008 22:06:02 +0000
Subject: Modified to work with boost-1.32

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@663761 13f79535-47bb-0310-9956-ffa450edef68
---
 cpp/src/qpid/InlineAllocator.h | 20 ++++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)

(limited to 'cpp/src')

diff --git a/cpp/src/qpid/InlineAllocator.h b/cpp/src/qpid/InlineAllocator.h
index 80cf9d90a7..bf2f570599 100644
--- a/cpp/src/qpid/InlineAllocator.h
+++ b/cpp/src/qpid/InlineAllocator.h
@@ -23,9 +23,9 @@
  */
 
 #include <memory>
-#include <boost/type_traits/aligned_storage.hpp>
-#include <boost/type_traits/alignment_of.hpp>
 #include <assert.h>
+#include <boost/type_traits/type_with_alignment.hpp>
+#include <boost/type_traits/alignment_of.hpp>
 
 namespace qpid {
 
@@ -46,14 +46,14 @@ class InlineAllocator : public BaseAllocator {
     pointer allocate(size_type n) {
         if (n <= Max && !allocated) {
             allocated=true;
-            return reinterpret_cast<value_type*>(store.address());
+            return reinterpret_cast<value_type*>(address());
         }
         else 
             return BaseAllocator::allocate(n, 0);
     }
 
     void deallocate(pointer p, size_type n) {
-        if (p == store.address()) {
+        if (p == address()) {
             assert(allocated);
             allocated=false;
         }
@@ -68,10 +68,14 @@ class InlineAllocator : public BaseAllocator {
     };
 
   private:
-    boost::aligned_storage<
-      sizeof(value_type)*Max,
-      boost::alignment_of<value_type>::value
-      > store;
+    // POD object with alignment and size to hold Max value_types.
+    static const size_t ALIGNMENT=boost::alignment_of<value_type>::value;
+    typedef typename boost::type_with_alignment<ALIGNMENT>::type Aligner;
+    union Store {
+      Aligner aligner_;
+      char sizer_[sizeof(value_type)*Max];
+    } store;
+    value_type* address() { return reinterpret_cast<value_type*>(&store); }
     bool allocated;
 };
 
-- 
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