From 821bc04a7ae3061bcecd58bcea922b212f4359b5 Mon Sep 17 00:00:00 2001
From: Wolfgang Thaller <wolfgang.thaller@gmx.net>
Date: Fri, 29 Sep 2017 22:31:35 +0200
Subject: [PATCH] set -ffunction-sections option on libretro and libConsole,
 and use gc-sections in Samples/HelloWorld.

---
 Console/CMakeLists.txt            |  3 +++
 Samples/HelloWorld/CMakeLists.txt | 10 ++++++++++
 libretro/CMakeLists.txt           |  3 +++
 3 files changed, 16 insertions(+)

diff --git a/Console/CMakeLists.txt b/Console/CMakeLists.txt
index d00754a988..f8524c0571 100644
--- a/Console/CMakeLists.txt
+++ b/Console/CMakeLists.txt
@@ -26,6 +26,9 @@ add_library(RetroConsole
 	MacUtils.h
 	InitConsole.cc
 	)
+set_target_properties(retrocrt
+	PROPERTIES
+	    COMPILE_OPTIONS -ffunction-sections)
 
 install(TARGETS RetroConsole  DESTINATION lib)
 
diff --git a/Samples/HelloWorld/CMakeLists.txt b/Samples/HelloWorld/CMakeLists.txt
index 6b71e5f3e2..6d1d92fc63 100644
--- a/Samples/HelloWorld/CMakeLists.txt
+++ b/Samples/HelloWorld/CMakeLists.txt
@@ -10,3 +10,13 @@ add_application(HelloWorld
 	hello.c
 	CONSOLE
    )
+
+    # make the result as small as possible
+	# by removing unused code (gc-sections)
+	# and by removing macsbug function names
+	# (don't do this when debugging...)
+set_target_properties(HelloWorld
+	PROPERTIES
+	    COMPILE_OPTIONS -ffunction-sections
+		LINK_FLAGS "-Wl,-gc-sections -Wl,--mac-strip-macsbug"
+	)
diff --git a/libretro/CMakeLists.txt b/libretro/CMakeLists.txt
index 7ea19e6cc8..b6426aa4b0 100644
--- a/libretro/CMakeLists.txt
+++ b/libretro/CMakeLists.txt
@@ -71,5 +71,8 @@ add_library(retrocrt
 	consolehooks.c
 	${ARCH_FILES}
 )
+set_target_properties(retrocrt
+	PROPERTIES
+	    COMPILE_OPTIONS -ffunction-sections)
 
 install(TARGETS retrocrt  DESTINATION lib)