Comment 9 for bug 308633

> gcc generates different code depending on which version is used. Sometimes,
> using one gcc version can result in a crash, while other gcc versions work
> just fine. Does that make GCC unstable software?

GCC is available as a versioned package in the distribution, so you have the choice of using an earlier version. cython is not packaged this way. so if lxml requires a legacy version of cython, we have to package this one for Debian as well.