551 		if (isl_int_is_zero(bmap->div[i][0]))  in add_known_div_constraints()
1087 	if (!isl_int_is_zero(bset->eq[i][0]))  in isl_basic_set_eq_is_stride()
2648 	if (isl_int_is_zero(bmap->div[div][0]))  in div_involves_vars()
2656 		if (isl_int_is_zero(bmap->div[div][1 + div_offset + i]))  in div_involves_vars()
2824 	if (isl_int_is_zero(bmap->div[div][0]))  in insert_bounds_on_div()
2847 		if (!isl_int_is_zero(bmap->ineq[i][1 + v_div + div]))  in insert_bounds_on_div()
2956 		if (isl_int_is_zero(bmap->div[i][0]))  in isl_basic_map_involves_dims()
3253 		if (isl_int_is_zero(bmap->div[div][1 + div_offset + i]))  in isl_basic_map_div_is_known()
3682 		if (!isl_int_is_zero(s)) {  in isl_basic_map_contains()
7739 		if (!isl_int_is_zero(bset->eq[i][1 + nparam + j]))  in first_parameter_equality()
8056 	return isl_int_is_zero(bmap->div[div][0]);  in isl_basic_map_div_is_marked_unknown()
9588 		if (isl_int_is_zero(bmap->div[i][0]))  in isl_basic_map_order_divs()
10132 			if (!isl_int_is_zero(bmap->eq[i][1+d]))  in isl_basic_map_plain_has_fixed_var()
11291 		if (isl_int_is_zero(bmap->div[i][0]))  in isl_basic_map_get_hash()
11527 		if (isl_int_is_zero(bmap->div[i][0]))  in basic_map_dim_is_bounded()
11529 		if (!isl_int_is_zero(bmap->div[i][1 + pos]))  in basic_map_dim_is_bounded()
11534 		if (!isl_int_is_zero(bmap->eq[i][pos]))  in basic_map_dim_is_bounded()
11763 	if (isl_int_is_zero(bmap->div[div][0]))  in div_may_involve_output()
11782 		if (isl_int_is_zero(bmap->div[div][1 + o_div + i]))  in div_may_involve_output()
11808 		if (isl_int_is_zero(c[k]))  in first_div_may_involve_output()
11933 		if (isl_int_is_zero(bmap->eq[j][o_out + pos]))  in isl_basic_map_output_defining_equality()
12175 			if (isl_int_is_zero(bset->eq[i][1 + ovar + j]))  in isl_basic_set_is_box()
12184 			if (isl_int_is_zero(bset->ineq[i][1 + ovar + j]))  in isl_basic_set_is_box()
13914 		if (isl_int_is_zero(bmap->div[i][0])) {  in isl_basic_map_preimage_multi_aff()
14376 	if (isl_int_is_zero(c[1 + v_out + d]))  in is_potential_div_constraint()
14390 		if (isl_int_is_zero(c[1 + v_div + i]))  in is_potential_div_constraint()
14575 	if (!isl_int_is_zero(ctx->normalize_gcd))  in is_internal()