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[Daniel van Vugt <daniel.van.vugt@xxxxxxxxxxxxx>]

** Also affects: libsdl2 (Ubuntu)
   Importance: Undecided
       Status: New

** Changed in: libsdl2 (Ubuntu)
       Status: New => Confirmed

** Summary changed:

- supertux2 crashes on native Mir (which is an SDL2 platform), trying to call GLX functions
+ supertux2 can't start on native Mir with SDL_VIDEODRIVER=mir

** Summary changed:

- supertux2 can't start on native Mir with SDL_VIDEODRIVER=mir
+ supertux2 segfaults on native Mir with SDL_VIDEODRIVER=mir trying to call glXQueryVersion

** Changed in: supertux (Ubuntu)
   Importance: Undecided => High

** Changed in: libsdl2 (Ubuntu)
   Importance: Undecided => High

** Changed in: glew (Ubuntu)
   Importance: Undecided => High

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https://bugs.launchpad.net/bugs/1605478

Title:
  supertux2 segfaults on native Mir with SDL_VIDEODRIVER=mir trying to
  call glXQueryVersion

Status in glew package in Ubuntu:
  Confirmed
Status in libsdl2 package in Ubuntu:
  Confirmed
Status in supertux package in Ubuntu:
  Confirmed

Bug description:
  supertux2 crashes on native Mir, trying to call GLX functions...

  Thread 1 "supertux2" received signal SIGSEGV, Segmentation fault.
  0x00007ffff519a95d in XQueryExtension ()
     from /usr/lib/x86_64-linux-gnu/libX11.so.6
  (gdb) bt
  #0  0x00007ffff519a95d in XQueryExtension ()
     from /usr/lib/x86_64-linux-gnu/libX11.so.6
  #1  0x00007ffff518e4c2 in XInitExtension ()
     from /usr/lib/x86_64-linux-gnu/libX11.so.6
  #2  0x00007ffff6f8269c in ?? () from /usr/lib/x86_64-linux-gnu/mesa/libGL.so.1
  #3  0x00007ffff6f7e041 in glXQueryVersion ()
     from /usr/lib/x86_64-linux-gnu/mesa/libGL.so.1
  #4  0x00007ffff6d2eb34 in glxewInit ()
     from /usr/lib/x86_64-linux-gnu/libGLEW.so.1.13
  #5  0x0000000000560eeb in GLRenderer::GLRenderer() ()
  #6  0x000000000055e153 in GLVideoSystem::GLVideoSystem() ()
  #7  0x00000000004f4b85 in VideoSystem::create(VideoSystem::Enum) ()
  #8  0x00000000004ad662 in Main::launch_game() ()
  #9  0x00000000004af0ad in Main::run(int, char**) ()
  #10 0x00000000004a9f13 in main ()

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