这个valgrind错误是什么意思？

I have a basic library that I use to paint OpenGL text and when ever I use valgrind to make sure it is air tight. I keep getting an unusual error that looks to me as if the linux c++ libraries are faulty. I would like to see if you guys can either spot my error or authenticate what I fear, and that is that my c++ libraries are faulty and need to be replaced. The code is very simple but it uses both OpenGL and FreeImage, so certain lines won't make sense.I have a basic library that I use to paint Open