From 2c7445b9cca91022ae1b5104dd7f6f716ca797f1 Mon Sep 17 00:00:00 2001
From: Matthew Waters <matthew@centricular.com>
Date: Tue, 3 Dec 2019 14:16:06 +1100
Subject: [PATCH] build: use -fvisibility=hidden for objc code

---
 meson.build | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/meson.build b/meson.build
index c8147c224f..f95df5d97f 100644
--- a/meson.build
+++ b/meson.build
@@ -67,6 +67,9 @@ if cc.get_id() == 'msvc'
   export_define = '__declspec(dllexport) extern'
 elif cc.has_argument('-fvisibility=hidden')
   add_project_arguments('-fvisibility=hidden', language: 'c')
+  if have_objc
+    add_project_arguments('-fvisibility=hidden', language: 'objc')
+  endif
   export_define = 'extern __attribute__ ((visibility ("default")))'
 else
   export_define = 'extern'