diff -rup boost_1_42_0.orig/libs/python/build/Jamfile.v2 boost_1_42_0/libs/python/build/Jamfile.v2
--- boost_1_42_0.orig/libs/python/build/Jamfile.v2	2010-04-03 01:21:23.307602844 +0200
+++ boost_1_42_0/libs/python/build/Jamfile.v2	2010-04-03 01:22:16.270115943 +0200
@@ -41,6 +41,7 @@ py3-version = [ find-py3-version ] ;
 
 project boost/python
   : source-location ../src
+  : requirements <cxxflags>-fno-strict-aliasing
   ;
 
 rule cond ( test ? : yes * : no * ) { if $(test) { return $(yes) ; } else { return $(no) ; } }