pyos
402ea98e02
I.e. maintain a set of seen lambdas where each marked as either "data flow only" or "both data and control flow". The latter are truly parallel with the function being analyzed, while the former have technically already terminated, we just don't know the types inside them because they may not have been analyzed yet.
50 lines
1.0 KiB
Kotlin
Vendored
50 lines
1.0 KiB
Kotlin
Vendored
fun foo(x: Int, y: Any?, z: Int) {}
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fun myRun(block: () -> Unit): Any? {
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return null
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}
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fun test_1() {
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var x: String? = null
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if (x != null) {
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foo(
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x.length, // stable smartcast
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run { x = "" },
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<!SMARTCAST_IMPOSSIBLE!>x<!>.length // can be stable smartcast
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)
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}
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}
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fun test_2() {
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var x: String? = null
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if (x != null) {
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foo(
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x.length, // stable smartcast
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myRun { x = "" },
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<!SMARTCAST_IMPOSSIBLE!>x<!>.length // unstable smartcast
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)
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}
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}
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fun test_3() {
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var x: String? = null
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if (x != null) {
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foo(
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x.length, // stable smartcast
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{ x = "" },
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x.length // stable smartcast
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)
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}
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}
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fun test_4() {
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var x: String? = null
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if (x != null) {
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foo(
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x.length, // stable smartcast
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run { x = null },
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<!SMARTCAST_IMPOSSIBLE!>x<!>.length // either unstable or not a smartcast
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)
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}
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}
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