diff --git a/Demos/DoublePrecisionDemo/Jamfile b/Demos/DoublePrecisionDemo/Jamfile
new file mode 100644
index 000000000..57d754225
--- /dev/null
+++ b/Demos/DoublePrecisionDemo/Jamfile
@@ -0,0 +1,3 @@
+SubDir TOP Demos DoublePrecisionDemo ;
+
+BulletDemo DoublePrecisionDemo : [ Wildcard *.h *.cpp  ] ;
diff --git a/Demos/Jamfile b/Demos/Jamfile
index 03992ba51..91ac95888 100644
--- a/Demos/Jamfile
+++ b/Demos/Jamfile
@@ -50,4 +50,5 @@ SubInclude TOP Demos ContinuousConvexCollision ;
 SubInclude TOP Demos GjkConvexCastDemo ;
 SubInclude TOP Demos Raytracer ;
 SubInclude TOP Demos SimplexDemo ;
+SubInclude TOP Demos DoublePrecisionDemo ;
 
diff --git a/mk/msvcgen/control.tlib b/mk/msvcgen/control.tlib
index e6b570d50..02e921789 100644
--- a/mk/msvcgen/control.tlib
+++ b/mk/msvcgen/control.tlib
@@ -121,6 +121,20 @@ builds = [
     libdirskey => 'libdir',
     priority => 100
   },
+{
+    tag => 'release_dbl',
+    name => 'ReleaseDoublePrecision',
+    defines => ['NDEBUG','BT_USE_DOUBLE_PRECISION'],
+    snpreprocessor => 'SN_TARGET_PS3;NDEBUG;__GCC__',
+    snadditional => '-O2 -Wall -fno-exceptions',
+    defineskey => 'define',
+    cflagskey => 'cflags',
+    incdirskey => 'include',
+    lflagskey => 'lflags',
+    libskey => 'library',
+    libdirskey => 'libdir',
+    priority => 100
+  },
   {
     tag => 'debug',
     name => 'Debug',
@@ -134,7 +148,23 @@ builds = [
     libskey => 'librarydebug',
     libdirskey => 'libdirdebug',
     priority => 200
-  }
+  },
+{
+    tag => 'debug_dbl',
+    name => 'DebugDoublePrecision',
+    defines => ['_DEBUG','BT_USE_DOUBLE_PRECISION'],
+    snpreprocessor => 'SN_TARGET_PS3;_DEBUG;__GCC__',
+    snadditional => '-g -O0 -Wall -fno-exceptions',
+    defineskey => 'definedebug',
+    cflagskey => 'cflagsdebug',
+    incdirskey => 'includedebug',
+    lflagskey => 'lflagsdebug',
+    libskey => 'librarydebug',
+    libdirskey => 'libdirdebug',
+    priority => 200
+  },
+
+
 ];
 
 #------------------------------------------------------------------------------
diff --git a/mk/msvcgen/projectx7.tlib b/mk/msvcgen/projectx7.tlib
index 8402f5c1a..610e6b45a 100644
--- a/mk/msvcgen/projectx7.tlib
+++ b/mk/msvcgen/projectx7.tlib
@@ -99,13 +99,18 @@
 				OutputFile="[% path([my.doc.buildroot.0, my.doc.target.0]) %]"
 [% END %]
 
-[% MACRO linker_app(subsys) BLOCK -%]
-[% linker_common -%]
-				SubSystem="[% subsys %]"
+[% MACRO linker_app(subsys,prefix) BLOCK -%]
 [% END %]
 [% MACRO linker_appcon GET linker_app(1) %]
-[% MACRO linker_appgui_release GET linker_app(2) %]
-[% MACRO linker_appgui_debug GET linker_app(1) %]
+[% MACRO linker_appgui_release BLOCK -%]
+		OutputFile="[% path([my.doc.buildroot.0, glue([ 'Release_',my.doc.target.0])]) %]"
+		SubSystem="1"
+[% END %]
+
+[% MACRO linker_appgui_debug BLOCK -%]
+				OutputFile="[% path([my.doc.buildroot.0, glue([ 'Debug_',my.doc.target.0])]) %]"
+				SubSystem="2"
+[% END %]
 
 [% MACRO linker_plugin BLOCK -%]
 [% linker_common -%]