From: Hauke Mehrtens <hauke@hauke-m.de>
Date: Sun, 27 Oct 2019 21:35:30 +0000 (+0100)
Subject: swconfig: Activate LTO compile option
X-Git-Tag: v19.07.0-rc2~4
X-Git-Url: http://git.openwrt.org/?a=commitdiff_plain;h=1fc05c3115b979a156ae4c31e158b56d16f9a237;p=openwrt%2Fopenwrt.git

swconfig: Activate LTO compile option

This decreases the size of the swconfig application by 25% on MIPS BE.

old:
16,916 /sbin/swconfig

new:
12,565 /sbin/swconfig

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
(cherry picked from commit e926681387891fe9af89d884ebc3dce4c8c7f450)
---

diff --git a/package/network/config/swconfig/Makefile b/package/network/config/swconfig/Makefile
index 8b1d6cd64a..4d3e572d82 100644
--- a/package/network/config/swconfig/Makefile
+++ b/package/network/config/swconfig/Makefile
@@ -23,6 +23,9 @@ define Package/swconfig
   TITLE:=Switch configuration utility
 endef
 
+TARGET_CFLAGS += -flto
+TARGET_LDFLAGS += -flto=jobserver
+
 TARGET_CPPFLAGS := \
 	-D_GNU_SOURCE \
 	-I$(STAGING_DIR)/usr/include/libnl-tiny \