| /* |
| * KOTLIN DIAGNOSTICS SPEC TEST (POSITIVE) |
| * |
| * SPEC VERSION: 0.1-152 |
| * PRIMARY LINKS: expressions, when-expression -> paragraph 5 -> sentence 1 |
| * expressions, when-expression, exhaustive-when-expressions -> paragraph 2 -> sentence 9 |
| * type-inference, smart-casts, smart-cast-types -> paragraph 9 -> sentence 1 |
| */ |
| |
| // KT-7857: when exhaustiveness does not take previous nullability checks into account |
| enum class X { A, B } |
| fun foo(arg: X?): Int { |
| if (arg != null) { |
| return when (arg) { |
| X.A -> 1 |
| X.B -> 2 |
| // else or null branch should not be required here! |
| } |
| } |
| else { |
| return 0 |
| } |
| } |
