Mark sysv.S as SafeSEH compatible (#438) It contains no exception handler, so we can just emit the special @feat.00 symbol to indicate that it's trivially SafeSEH compatible. SafeSEH only applies to x86 and not x86-64, hence its inclusion in the x86-specific block. See [1] for details. [1] https://msdn.microsoft.com/en-us/library/windows/desktop/ms680547(v=vs.85).aspx#the_.sxdata_section_