From: Gustavo Zacarias <gustavo@zacarias.com.ar>
Date: Sun, 5 May 2013 02:35:08 +0000 (+0000)
Subject: nettle: fix ARM NEON breakage
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=59c360bdae993908ec1a2fa4a8a19c173aed8427;p=buildroot.git

nettle: fix ARM NEON breakage

Nettle's ARM NEON optimizations use some assembly constructs that aren't
friendly with binutils < 2.21, so just disable it for external
toolchains or internal with an unsupported version.
http://autobuild.buildroot.net/results/3c6f91379f90d438b4da3dd330cf89e1dd746aaf/

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
---

diff --git a/package/nettle/nettle.mk b/package/nettle/nettle.mk
index b3d273052b..131826e7de 100644
--- a/package/nettle/nettle.mk
+++ b/package/nettle/nettle.mk
@@ -10,8 +10,8 @@ ifeq ($(BR2_arm7tdmi)$(BR2_arm720t)$(BR2_arm920t)$(BR2_arm922t)$(BR2_arm926t)$(B
 NETTLE_CONF_OPT += --disable-assembler
 endif
 
-# ARM NEON
-ifeq ($(BR2_ARM_CPU_HAS_NEON),y)
+# ARM NEON, requires binutils 2.21+
+ifeq ($(BR2_ARM_CPU_HAS_NEON)$(BR2_TOOLCHAIN_BUILDROOT)$(BR2_BINUTILS_VERSION_2_20_1),yy)
 NETTLE_CONF_OPT += --enable-arm-neon
 else
 NETTLE_CONF_OPT += --disable-arm-neon