pango_glyph_string_get_width (PangoGlyphString *glyphs)
{
  int i;
  int width = 0;

  for (i = 0; i < glyphs->num_glyphs; i++)
    width += glyphs->glyphs[i].geometry.width;

  return width;
}

This weakness involves numeric computation errors, such as integer overflows, underflows, or precision losses, which can lead to miscalculations and exploitable behaviors in software.