// make sure you have GLFW3 installed on your system
// run: zig build-exe -isystem /usr/include main.zig


pub use @cImport({
    @cInclude("GLFW/glfw3.h");
});

const Tetris = struct {
    y : u8
};

var tetris_state: Tetris = undefined;

pub fn main() void {
    const t = &tetris_state;

    glfwSetWindowUserPointer(null, @ptrCast(*c_void, t));
}

// Following error occurs:
// Call parameter type does not match function signature!
// %Tetris* @tetris_state
//  i8*  call void @glfwSetWindowUserPointer(i8* null, %Tetris* @tetris_state), !dbg !12618
// LLVM ERROR: Broken module found, compilation aborted!