1export fn entry1() void {
 2    var a: []const u8 = "foo";
 3    a[0..2] = "bar";
 4}
 5export fn entry2() void {
 6    var a: u8 = 2;
 7    a + 2 = 3;
 8}
 9export fn entry4() void {
10    2 + 2 = 3;
11}
12
13// error
14//
15// :3:6: error: invalid left-hand side to assignment
16// :7:7: error: invalid left-hand side to assignment
17// :10:7: error: invalid left-hand side to assignment