-fvisibility=hidden

SylvainCorlay · SylvainCorlay · commit 6d267c26d3a4 · 2016-04-04T13:58:53.000-04:00
diff --git a/setup.py b/setup.py
@@ -53,6 +53,8 @@ def build_extensions(self):
         opts = self.c_opts.get(ct, [])
         if ct == 'unix':
             opts.append(cpp_flag(self.compiler))
+            if has_flag(self.compiler, '-fvisibility=hidden'):
+                opts.append('-fvisibility=hidden')
         for ext in self.extensions:
             ext.extra_compile_args = opts
         build_ext.build_extensions(self)
