From 2ef28d054d89ee1bcdafc8000d7e6dba36d6642b Mon Sep 17 00:00:00 2001
From: Jan Janssen <medhefgo@web.de>
Date: Wed, 22 Dec 2021 13:35:05 +0100
Subject: [PATCH] boot: Use -fvisibility=hidden instead of -fwhole-program

It's functionally the same for sd-boot, but using visibilty
is generally preferred over whole-program.
---
 src/boot/efi/meson.build | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/boot/efi/meson.build b/src/boot/efi/meson.build
index df866c3eb8b..cf6228e8e0c 100644
--- a/src/boot/efi/meson.build
+++ b/src/boot/efi/meson.build
@@ -225,6 +225,7 @@ efi_cflags = cc.get_supported_arguments(
         '-std=gnu99',
         '-ffreestanding',
         '-fshort-wchar',
+        '-fvisibility=hidden',
         '-isystem', efi_incdir,
         '-isystem', efi_incdir / efi_arch[1],
         '-I', fundamental_path,
@@ -281,7 +282,7 @@ efi_ldflags = [
         efi_crt0,
 ]
 if efi_arch[1] in ['aarch64', 'arm', 'riscv64']
-        efi_ldflags += ['-shared', '-fwhole-program']
+        efi_ldflags += ['-shared']
         # Aarch64, ARM32 and 64bit RISC-V don't have an EFI capable objcopy.
         # Use 'binary' instead, and add required symbols manually.
         efi_ldflags += ['-Wl,--defsym=EFI_SUBSYSTEM=0xa']
-- 
2.47.3