remove empty .SECONDARY target

This works around a problem with recent versions of GNU make that take
a long time when all targets are declared intermediate with
.SECONDARY.  See

  https://savannah.gnu.org/bugs/?func=detailitem&item_id=15584

for discussion of the GNU make issue.

diff --git a/mk/suffix.mk b/mk/suffix.mk
index f45682f..984c311 100644 (file)
--- a/mk/suffix.mk
+++ b/mk/suffix.mk
@@ -22,10 +22,6 @@
 
 .DELETE_ON_ERROR:
 
-# This line prevents GNU make from deleting any intermediate targets:
-
-.SECONDARY:
-
 #-----------------------------------------------------------------------------
 # Haskell Suffix Rules