From a92fb74d1aeb9229044c1a9fbc54abafca50da58 Mon Sep 17 00:00:00 2001
From: Michael Tremer <michael.tremer@ipfire.org>
Date: Tue, 22 May 2018 20:46:03 +0100
Subject: [PATCH] make.sh: Limit XZ memory to 2GB on 32 bit systems

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---
 make.sh | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/make.sh b/make.sh
index d7f56f293a..84c8405e7d 100755
--- a/make.sh
+++ b/make.sh
@@ -867,8 +867,18 @@ if [ ${HOST_MEM} -lt 1024 ]; then
 fi
 
 # We compress archives with "xz -8", using all cores and up to 70% of memory
-XZ_MEM="$(( HOST_MEM * 7 / 10 ))MiB"
-XZ_OPT="-T$(system_processors) -8 --memory=${XZ_MEM}"
+XZ_MEM=$(( HOST_MEM * 7 / 10 ))
+
+# XZ memory cannot be larger than 2GB on 32 bit systems
+case "${HOST_ARCH}" in
+	i*86|armv*)
+		if [ ${XZ_MEM} -gt 2048 ]; then
+			XZ_MEM=2048
+		fi
+		;;
+esac
+
+XZ_OPT="-T$(system_processors) -8 --memory=${XZ_MEM}MiB"
 
 if [ -n "${BUILD_ARCH}" ]; then
 	configure_build "${BUILD_ARCH}"
-- 
2.39.2