From e22aaa9d2001755558487d72d2ba2a68fd3f3602 Mon Sep 17 00:00:00 2001
From: John Maddock <john@johnmaddock.co.uk>
Date: Tue, 8 Jan 2002 13:00:08 +0000
Subject: [PATCH] Fixed copy self assignment bug

[SVN r12248]
---
 test/regress/regress.cpp | 22 ++++++++++++++--------
 1 file changed, 14 insertions(+), 8 deletions(-)

diff --git a/test/regress/regress.cpp b/test/regress/regress.cpp
index 2bcddc7b..0b91345d 100644
--- a/test/regress/regress.cpp
+++ b/test/regress/regress.cpp
@@ -218,17 +218,23 @@ jm_debug_alloc::jm_debug_alloc()
 
 jm_debug_alloc::jm_debug_alloc(const jm_debug_alloc& d)
 {
-   blocks = d.blocks;
-   count = d.count;
-   ++(*count);
-   guard = this;
+   if(&d != this)
+   {
+      blocks = d.blocks;
+      count = d.count;
+      ++(*count);
+      guard = this;
+   }
 }
 jm_debug_alloc& jm_debug_alloc::operator=(const jm_debug_alloc& d)
 {
-   free_();
-   blocks = d.blocks;
-   count = d.count;
-   ++(*count);
+   if(&d != this)
+   {
+      free_();
+      blocks = d.blocks;
+      count = d.count;
+      ++(*count);
+   }
    return *this;
 }