Hey Mathieu, I can also reproduce it here with evince/3.14.1-1.
I just wanted to tell that it won't happens while running: $ tiff2ps -2 demo.tif > demo2.ps or $ tiff2ps -3 demo.tif > demo3.ps the default tiff2ps -1 is the default and it does the segmentation fault as you reported. Cheers, althaser