From 094b40659f8f3978939e18ae3331013da54faeac Mon Sep 17 00:00:00 2001
From: Toomas Soome <tsoome@FreeBSD.org>
Date: Sun, 8 Sep 2019 19:39:45 +0000
Subject: [PATCH] loader: --gc-sections needs sections to work with

--gc-sections is not really useful unless we generate sections with
-ffunction-sections -fdata-sections

While there, i386/loader would win from --gc-sections too.
---
 stand/defs.mk              | 1 +
 stand/i386/loader/Makefile | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/stand/defs.mk b/stand/defs.mk
index 9b5d7960e410..1d07cda40300 100644
--- a/stand/defs.mk
+++ b/stand/defs.mk
@@ -65,6 +65,7 @@ CFLAGS+=	-Ddouble=jagged-little-pill -Dfloat=floaty-mcfloatface
 # Experience has shown that problems arise between ~520k to ~530k.
 CFLAGS.clang+=	-Oz
 CFLAGS.gcc+=	-Os
+CFLAGS+=	-ffunction-sections -fdata-sections
 .endif
 
 # GELI Support, with backward compat hooks (mostly)
diff --git a/stand/i386/loader/Makefile b/stand/i386/loader/Makefile
index dbb993eaad02..d0611ef6a4d9 100644
--- a/stand/i386/loader/Makefile
+++ b/stand/i386/loader/Makefile
@@ -47,7 +47,7 @@ HELP_FILES=	${.CURDIR}/help.i386
 CLEANFILES+=	${LOADER} ${LOADER}.bin
 
 CFLAGS+=	-Wall
-LDFLAGS+=	-static -Ttext 0x0
+LDFLAGS+=	-static -Ttext 0x0 -Wl,--gc-sections
 
 # i386 standalone support library
 LIBI386=	${BOOTOBJ}/i386/libi386/libi386.a