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kotlin-fork/compiler/testData/diagnostics/tests/when/ExhaustiveValOverConditionalInit.kt
T

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1.2 KiB
Kotlin
Vendored

/*
* KOTLIN DIAGNOSTICS SPEC TEST (NEGATIVE)
*
* SPEC VERSION: 0.1-152
* PRIMARY LINKS: expressions, when-expression -> paragraph 5 -> sentence 1
* expressions, when-expression, exhaustive-when-expressions -> paragraph 2 -> sentence 3
* control--and-data-flow-analysis, performing-analysis-on-the-control-flow-graph, variable-initialization-analysis -> paragraph 2 -> sentence 1
* control--and-data-flow-analysis, performing-analysis-on-the-control-flow-graph, variable-initialization-analysis -> paragraph 2 -> sentence 3
* control--and-data-flow-analysis, performing-analysis-on-the-control-flow-graph, variable-initialization-analysis -> paragraph 3 -> sentence 2
* control--and-data-flow-analysis, performing-analysis-on-the-control-flow-graph, variable-initialization-analysis -> paragraph 3 -> sentence 3
*/
fun foo(a: Boolean, b: Boolean): Int {
val x: Int
if (a) {
x = 1
}
<!DEBUG_INFO_IMPLICIT_EXHAUSTIVE!>when (b) {
true -> <!VAL_REASSIGNMENT!>x<!> = 2
false -> x = 3
}<!>
return x
}
fun bar(a: Boolean, b: Boolean): Int {
val x: Int
if (a) {
x = 1
}
when (b) {
false -> <!VAL_REASSIGNMENT!>x<!> = 3
}
return <!UNINITIALIZED_VARIABLE!>x<!>
}