crash when pasting huge amount of text

[jacob1]

https://powdertoy.co.uk/Conversations/View.html?ConvID=18362

String reported in the issue which causes a crash is this, but I imagine any large amount of text works
0100001001101111011011100110101001101111011101010111001000100000011011100110100101101110011010100110000101111000011110000010000001110011001001100110000101101101011100000011101101110010011100110111000101110101011011110011101101100101011100110111010000100000011011000110000100100000011001100110100101101110001000000110010001100101001000000110110101101001011011100110010101100011011100100110000101100110011101000010000001101010001001100110000101101101011100000011101101110010011100110111000101110101011011110011101101100001011010010010000001110010001001100110000101101101011100000011101101100101011000010110001101110101011101000110010100111011011101010111001101110011011010010010000000100110011000010110110101110000001110110110000101100111011100100110000101110110011001010011101100100000011100110110111101110010011101000110100101110010001000000110010001110101001000000110001101101111011001000110010100100000011000100110100101101110011000010110100101110010011001010010000001101010001001100110000101101101011100000011101101110010011100110111000101110101011011110011101101100001011010010010000001110000011100100110010101110011011100010111010101100101001000000110011001101001011011100110100100100000

Probably an issue in the sdl port