// Avoid direct access to `contents' member of // Lisp_Vector, use AREF and ASET where possible. @expression@ identifier I1, I2; expression E1, E2; @@ ( - XVECTOR (I1)->contents[I2++] = E1 + ASET (I1, I2, E1), I2++ | - XVECTOR (I1)->contents[E1] = E2 + ASET (I1, E1, E2) | - XVECTOR (I1)->contents[E1] + AREF (I1, E1) )