From 0969552a9d44e929e93baab1fb938500b89871d0 Mon Sep 17 00:00:00 2001
From: Vincent Weevers <mail@vincentweevers.nl>
Date: Sat, 19 Oct 2019 15:44:05 +0200
Subject: [PATCH] Try out -fvisibility=hidden for mac

Ref #686, #687.
---
 binding.gyp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/binding.gyp b/binding.gyp
index 63c59975..43cbf744 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -19,6 +19,12 @@
         "cflags": [],
         "cflags!": [ "-fno-tree-vrp"]
       }],
+      ["OS == 'mac'", {
+        "cflags+": ["-fvisibility=hidden"],
+        "xcode_settings": {
+          "GCC_SYMBOLS_PRIVATE_EXTERN": "YES" # -fvisibility=hidden
+        }
+      }],
       ["OS == 'android'", {
         "cflags": [ "-fPIC" ],
         "ldflags": [ "-fPIC" ],