From eb24f2cdaf082f7ccfaa54cf1085a0fa1bc30b6a Mon Sep 17 00:00:00 2001
From: CN_SZTL <cnsztl@project-openwrt.eu.org>
Date: Fri, 16 Oct 2020 13:08:10 +0800
Subject: [PATCH] coremark: use O3 optimization

---
 package/lean/coremark/Makefile | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/package/lean/coremark/Makefile b/package/lean/coremark/Makefile
index 714c080608..7efb2ee003 100644
--- a/package/lean/coremark/Makefile
+++ b/package/lean/coremark/Makefile
@@ -43,6 +43,8 @@ else ifeq ($(CONFIG_64BIT),y)
 	DIR_ARCH:=linux64
 endif
 
+TARGET_CFLAGS := $(filter-out -O%,$(TARGET_CFLAGS)) -O3 -flto
+
 define Build/Compile
 	$(SED) 's|EXE = .exe|EXE =|' $(PKG_BUILD_DIR)/$(DIR_ARCH)/core_portme.mak
 	mkdir $(PKG_BUILD_DIR)/$(ARCH)