struct Lisp_Vector *widthtab;
if (!VECTORP (BVAR (buf, width_table)))
- bset_width_table (buf, Fmake_vector (make_number (256), make_number (0)));
+ bset_width_table (buf, make_uninit_vector (256));
widthtab = XVECTOR (BVAR (buf, width_table));
eassert (widthtab->header.size == 256);