------------------------------------------------------------------------ r2279 | taco | 2009-04-13 16:41:15 +0200 (Mon, 13 Apr 2009) | 5 lines Changed paths: M /trunk/source/texk/web2c/luatexdir/tex/mlist.c don't bother with mlist_to_hlist when the math list is empty, or when there is a callback with value -1, but don't forget to update vlink(temp_head) in these cases, otherwise there can be weird errors later on. ------------------------------------------------------------------------