| 1 | comptime { |
| 2 | const a = "foo"; |
| 3 | if (a != "foo") unreachable; |
| 4 | } |
| 5 | comptime { |
| 6 | const a = "foo"; |
| 7 | if (a == "foo") {} else unreachable; |
| 8 | } |
| 9 | comptime { |
| 10 | const a = "foo"; |
| 11 | if (a != ("foo")) {} // intentionally allow |
| 12 | if (a == ("foo")) {} // intentionally allow |
| 13 | } |
| 14 | comptime { |
| 15 | const a = "foo"; |
| 16 | switch (a) { |
| 17 | "foo" => {}, |
| 18 | else => unreachable, |
| 19 | } |
| 20 | } |
| 21 | comptime { |
| 22 | const a = "foo"; |
| 23 | switch (a) { |
| 24 | ("foo") => {}, // intentionally allow |
| 25 | else => {}, |
| 26 | } |
| 27 | } |
| 28 | |
| 29 | // error |
| 30 | // |
| 31 | // :3:11: error: cannot compare strings with != |
| 32 | // :7:11: error: cannot compare strings with == |
| 33 | // :17:9: error: cannot switch on strings |