From: David Cole <david.cole@kitware.com>
Date: Fri, 18 Feb 2011 18:10:26 +0000 (-0500)
Subject: Use stable_sort to preserve test order (#11877)
Origin: backport, http://cmake.org/gitweb?p=cmake.git;a=commitdiff_plain;h=8af8eab7a43aa80ba89d082e23928e19265be885
Acked-By: Modestas Vainius <modax@debian.org>
Last-Update: 2011-02-18
Bug: http://public.kitware.com/Bug/view.php?id=11877
Bug-Debian: http://bugs.debian.org/615054

Use stable_sort to preserve test order (#11877)

Using sort results in a possibly-modified sorting
when all elements are "tied" - use stable_sort instead
to preserve the original ordering of tied elements.
---

diff --git a/Source/CTest/cmCTestMultiProcessHandler.cxx b/Source/CTest/cmCTestMultiProcessHandler.cxx
index f3a4457..2cae802 100644
--- a/Source/CTest/cmCTestMultiProcessHandler.cxx
+++ b/Source/CTest/cmCTestMultiProcessHandler.cxx
@@ -484,7 +484,7 @@ void cmCTestMultiProcessHandler::CreateTestCostList()
     }
 
   TestComparator comp(this);
-  std::sort(SortedTests.begin(), SortedTests.end(), comp);
+  std::stable_sort(SortedTests.begin(), SortedTests.end(), comp);
 }
 
 //---------------------------------------------------------