X11: Fix segfault when using NVidia EGL

README.md

@@ -218,6 +218,7 @@ information on what to include when reporting a bug.
 - [X11] Bugfix: Incremental reading of selections was not supported (#275)
 - [X11] Bugfix: Selection I/O reported but did not support `COMPOUND_TEXT`
 - [X11] Bugfix: Latin-1 text read from selections was not converted to UTF-8
+- [X11] Bugfix: NVidia EGL would segfault if unloaded before closing the display
 - [Linux] Moved to evdev for joystick input (#906,#1005)
 - [Linux] Bugfix: Event processing did not detect joystick disconnection (#932)
 - [Linux] Bugfix: The joystick device path could be truncated (#1025)

src/x11_init.c

@@ -994,8 +994,6 @@ void _glfwPlatformTerminate(void)
         _glfw.x11.im = NULL;
     }
 
-    _glfwTerminateEGL();
-
     if (_glfw.x11.display)
     {
         XCloseDisplay(_glfw.x11.display);
@@ -1026,8 +1024,9 @@ void _glfwPlatformTerminate(void)
         _glfw.x11.xinerama.handle = NULL;
     }
 
-    // NOTE: This needs to be done after XCloseDisplay, as libGL registers
+    // NOTE: These need to be unloaded after XCloseDisplay, as they register
-    //       cleanup callbacks that get called by it
+    //       cleanup callbacks that get called by that function
+    _glfwTerminateEGL();
     _glfwTerminateGLX();
 
 #if defined(__linux__)