From 643a1f736d2e57c577458d0e4d2948718d90b301 Mon Sep 17 00:00:00 2001
From: Keith Packard <keithp@keithp.com>
Date: Sun, 25 Sep 2022 13:55:04 -0700
Subject: [PATCH] altos: Use -ffunction-sections -fdata-sections

This allows the linker to discard unused functions.

Signed-off-by: Keith Packard <keithp@keithp.com>
---
 src/Makefile.defs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/Makefile.defs b/src/Makefile.defs
index d9b71997..f9387b07 100644
--- a/src/Makefile.defs
+++ b/src/Makefile.defs
@@ -23,6 +23,7 @@ OPT=-Os -Wl,-Map=$(PROGNAME)-$(VERSION).map
 
 PICOLIBC_CFLAGS= \
 	-specs=picolibc.specs \
+	-Wl,--gc-sections -ffunction-sections -fdata-sections \
 	$(PICOLIBC_PRINTF_CFLAGS)
 
 AO_CFLAGS=\
-- 
2.30.2