From 127d110172818c7dce14fefcc72b07a18686ee9c Mon Sep 17 00:00:00 2001
From: Than McIntosh <thanm@google.com>
Date: Thu, 22 Oct 2015 09:44:48 -0400
Subject: [PATCH] Enable gold linker for aarch64.

Switches default linker from -fuse-ld-bfd to
-fuse-ld=gold, and enables -Wl,--icf=safe. This
changes reduces /system/lib64/*.so text size
by about 2% for N9.

Change-Id: I0ef2483e1c47c34e63292dad6f6bf532359b733e
---
 core/combo/TARGET_linux-arm64.mk | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/core/combo/TARGET_linux-arm64.mk b/core/combo/TARGET_linux-arm64.mk
index b213ea735d..ce7f62e351 100644
--- a/core/combo/TARGET_linux-arm64.mk
+++ b/core/combo/TARGET_linux-arm64.mk
@@ -110,6 +110,8 @@ TARGET_GLOBAL_LDFLAGS += \
 			-Wl,-maarch64linux \
 			-Wl,--hash-style=gnu \
 			-Wl,--fix-cortex-a53-843419 \
+			-fuse-ld=gold \
+			-Wl,--icf=safe \
 			$(arch_variant_ldflags)
 
 # Disable transitive dependency library symbol resolving.