clean impact files

diff --git a/heartbeat/Makefile b/heartbeat/Makefile
index 50db4034c6be833d2ab36cd964fc2a02cba92c70..66afb83751ee96c13bd1910b35d4a5a467718ebb 100644 (file)
--- a/heartbeat/Makefile
+++ b/heartbeat/Makefile
@@ -72,7 +72,7 @@ burn:
 clean:
        rm -rf $(TMP)
        rm -rf *.bit *.bgn *.mcs *.prm *.bld *.drc *.mcs *.ncd *.ngc *.ngd
-       rm -rf *.ngr *.pad *.par *.pcf *.prm *.syr *.twr *.twx *.xpi *.lso *.prm *.mcs
+       rm -rf *.ngr *.pad *.par *.pcf *.prm *.syr *.twr *.twx *.xpi *.lso *.prm *.mcs _impact*
        rm -rf $(PROJECT)_map.* $(PROJECT)_pad.*
        rm -rf _ngo xst 
        rm -rf build.log