UBUNTU: [Packaging] retpoline -- clear hint information from packages

BugLink: http://bugs.launchpad.net/bugs/1758856Signed-off-by: Andy Whitcroft <apw@canonical.com>
Acked-by: Stefan Bader <stefan.bader@canonical.com>
Signed-off-by: Juerg Haefliger <juergh@canonical.com>

debian/rules.d/2-binary-arch.mk

@@ -313,6 +313,8 @@ endif
 	# We'll symlink this stuff
 	rm -f $(hdrdir)/Makefile
 	rm -rf $(hdrdir)/include2 $(hdrdir)/source
+	# We do not need the retpoline information.
+	find $(hdrdir) -name \*.o.ur-\* | xargs rm -f
 	# Copy over the compilation version.
 	cp "$(builddir)/build-$*/include/generated/compile.h" \
 		"$(hdrdir)/include/generated/compile.h"