Stanislav Ruban
35 lines
834 B
Kotlin
Vendored
35 lines
834 B
Kotlin
Vendored
// ISSUE: KT-56949
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// IGNORE_LIGHT_ANALYSIS
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// IGNORE_BACKEND_K1: ANY
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// REASON: red code (see corresponding diagnostic test)
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// IGNORE_BACKEND_K2: JVM_IR, WASM
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// REASON: run-time failure (java.lang.ClassCastException: TargetType cannot be cast to DifferentType @ Kt56949Kt$box$1.invoke)
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fun box(): String {
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build {
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setTypeVariable(TargetType())
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consumeDifferentTypeSubtype(getTypeVariable())
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}
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return "OK"
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}
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class TargetType
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class DifferentType
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fun <T: DifferentType> consumeDifferentTypeSubtype(value: T) {}
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class Buildee<TV> {
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fun setTypeVariable(value: TV) { storage = value }
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fun getTypeVariable(): TV = storage
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private var storage: TV = TargetType() as TV
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}
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fun <PTV> build(instructions: Buildee<PTV>.() -> Unit): Buildee<PTV> {
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return Buildee<PTV>().apply(instructions)
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}
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