diff --git a/SConstruct b/SConstruct
index b92e7ad08fd00..5bf7e875408ac 100644
--- a/SConstruct
+++ b/SConstruct
@@ -631,10 +631,13 @@ def add_exe(target):
 def setupBuildInfoFile( outFile ):
     version = getGitVersion()
     sysInfo = getSysInfo()
-    contents = "#include \"stdafx.h\"\n"
-    contents += "#include <iostream>\n"
-    contents += "namespace mongo { const char * gitVersion(){ return \"" + version + "\"; } }\n"
-    contents += "namespace mongo { const char * sysInfo(){ return \"" + sysInfo + "\"; } }\n"
+    contents = '\n'.join([
+        '#include "stdafx.h"',
+        '#include <iostream>',
+        '#include <boost/version.hpp>',
+        'namespace mongo { const char * gitVersion(){ return "' + version + '"; } }',
+        'namespace mongo { const char * sysInfo(){ return "' + sysInfo + ' BOOST_LIB_VERSION=" BOOST_LIB_VERSION ; } }',
+        ])
 
     if os.path.exists( outFile ) and open( outFile ).read().strip() == contents.strip():
         return
diff --git a/jstests/sort5.js b/jstests/sort5.js
new file mode 100644
index 0000000000000..a589355a743d6
--- /dev/null
+++ b/jstests/sort5.js
@@ -0,0 +1,21 @@
+var t = db.sort5;
+t.drop();
+
+t.save({_id: 5, x: 1, y: {a: 5, b: 4}});
+t.save({_id: 7, x: 2, y: {a: 7, b: 3}});
+t.save({_id: 2, x: 3, y: {a: 2, b: 3}});
+t.save({_id: 9, x: 4, y: {a: 9, b: 3}});
+
+// test compound sorting
+
+assert.eq( [4,2,3,1] , t.find().sort({"y.b": 1 , "y.a" : -1 }).map( function(z){ return z.x; } ) , "A no index" );
+t.ensureIndex({"y.b": 1, "y.a": -1});
+assert.eq( [4,2,3,1] , t.find().sort({"y.b": 1 , "y.a" : -1 }).map( function(z){ return z.x; } ) , "A index" );
+assert(t.validate().valid, "A valid");
+
+// test sorting on compound key involving _id
+
+// assert.eq( [4,2,3,1] , t.find().sort({"y.b": 1 , _id : -1 }).map( function(z){ return z.x; } ) , "B no index" );
+// t.ensureIndex({"y.b": 1, "_id": -1});
+// assert.eq( [4,2,3,1] , t.find().sort({"y.b": 1 , _id : -1 }).map( function(z){ return z.x; } ) , "B index" );
+// assert(t.validate().valid, "B valid");