Files
kotlin/compiler/testData/checkLocalVariablesTable/underscoreNames.kt
Dmitry Petrov e2fa613b70 Cache array length in for-in-array loop if possible
If the range expression is not a local variable (which can be updated in
the loop body affecting loop behavior, see KT-21354), we can cache the
array length, thus turning a for-in-array loop into a simple optimizable
counter loop.

 #KT-21321 In Progress
2017-11-29 10:15:32 +03:00

35 lines
954 B
Kotlin
Vendored

data class A(val x: Double = 1.0, val y: String = "", val z: Char = '0')
fun foo(a: A, block: (A, String, Int) -> String): String = block(a, "", 1)
val arrayOfA: Array<A> = Array(1) { A() }
fun box() {
foo(A()) {
(x, _, y), _, w ->
val (a, _, c) = A()
val (_, `_`, d) = A()
for ((_, q) in arrayOfA) {
}
""
}
}
// METHOD : UnderscoreNamesKt$box$1.invoke(LA;Ljava/lang/String;I)Ljava/lang/String;
// VARIABLE : NAME=q TYPE=Ljava/lang/String; INDEX=16
// VARIABLE : NAME=d TYPE=C INDEX=11
// VARIABLE : NAME=_ TYPE=Ljava/lang/String; INDEX=10
// VARIABLE : NAME=c TYPE=C INDEX=9
// VARIABLE : NAME=a TYPE=D INDEX=7
// VARIABLE : NAME=this TYPE=LUnderscoreNamesKt$box$1; INDEX=0
// VARIABLE : NAME=$x_$_$_y TYPE=LA; INDEX=1
// VARIABLE : NAME=$noName_1 TYPE=Ljava/lang/String; INDEX=2
// VARIABLE : NAME=w TYPE=I INDEX=3
// VARIABLE : NAME=x TYPE=D INDEX=4
// VARIABLE : NAME=y TYPE=C INDEX=6