double leading = font_height + view_options.line_space;
/* Calculate surface size. */
- double w, h;
+ double w = 0, h = 0;
(vertical ? w : h) = (int) lines->len * leading - view_options.line_space;
(vertical ? h : w) = 0;
for (unsigned int i = 0; i < lines->len; i++) {