--- llvm-2.6/Makefile.rules.timestamp	2009-08-19 18:04:44.000000000 -0400

+++ llvm-2.6/Makefile.rules	2009-09-09 02:10:38.287389725 -0400

@@ -672,7 +672,7 @@

 ProgInstall   = $(INSTALL) $(Install.StripFlag) -m 0755

 ScriptInstall = $(INSTALL) -m 0755

-DataInstall   = $(INSTALL) -m 0644

+DataInstall   = $(INSTALL) -p -m 0644

 # When compiling under Mingw/Cygwin, the tblgen tool expects Windows

 # paths. In this case, the SYSPATH function (defined in