From 0f6f70c3942c152c512b1aa51b6f6079a05e003b Mon Sep 17 00:00:00 2001
From: Nico Huber <nico.h@gmx.de>
Date: Sun, 9 Feb 2020 11:24:32 +0100
Subject: [PATCH] Makefile.inc: Adapt $(spc) definition

GNU Make 4.3 is more picky about the $(spc) definition. It seems, the
variable ends up empty. The old definition worked for nearly 8 years,
RIP.

Tested with GNU Make 4.2.1 and 4.3.

Change-Id: I7981e0066b550251ae4a98d7b50e83049fc5586a
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38790
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
---
 Makefile.inc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Makefile.inc b/Makefile.inc
index 648bc4f7f2..1f18726e5d 100644
--- a/Makefile.inc
+++ b/Makefile.inc
@@ -159,7 +159,7 @@ ws_to_under=$(shell echo '$1' | tr ' \t' '_')
 #######################################################################
 # Helper functions for ramstage postprocess
 spc :=
-spc +=
+spc := $(spc) $(spc)
 comma := ,
 
 # Returns all files and dirs below `dir` (recursively).