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)
master
Hauke Mehrtens 5 years ago
parent 5cb845ebfe
commit 1fc05c3115
  1. 3
      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 \

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