From: Ian Lynagh <igloo@earth.li>
Date: Sat, 15 Mar 2008 14:17:51 +0000 (+0000)
Subject: When concatenating variables in Makefile, strip spaces in case one is empty
X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=commitdiff_plain;h=b808a3175fcfb4fcf0f77ca1ebd5f97eecf7001d

When concatenating variables in Makefile, strip spaces in case one is empty
Otherwise "$(A) $(B)" will not be equal to "" even if A and B are empty.
Trac #856.
---

diff --git a/rts/Makefile b/rts/Makefile
index d88a823..2a20279 100644
--- a/rts/Makefile
+++ b/rts/Makefile
@@ -36,7 +36,7 @@ endif
 # -----------------------------------------------------------------------------
 # RTS ways
 
-WAYS=$(GhcLibWays) $(GhcRTSWays)
+WAYS=$(strip $(GhcLibWays) $(GhcRTSWays))
 
 ifneq "$(findstring debug, $(way))" ""
 GhcRtsHcOpts=