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IR to CFG: when implementation in function generator, some when tests

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This commit is contained in:
Mikhail Glukhikh
2016-09-22 16:18:37 +03:00
committed by Dmitry Petrov
parent eaf10a4675
commit 979f2231a1
17 changed files with 492 additions and 4 deletions
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compiler/ir/ir.ir2cfg/src/org/jetbrains/kotlin/ir2cfg/generators/FunctionGenerator.kt
+24
View File
@@ -102,6 +102,30 @@ class FunctionGenerator(val function: IrFunction) {
return expression
}
override fun visitWhen(expression: IrWhen, data: Boolean): IrElement? {
if (data) {
builder.add(expression)
}
val whenExit = MergeCfgElement(expression, "When exit")
val branches = expression.branches
for (branch in branches) {
val condition = branch.condition
condition.process(includeSelf = false)
builder.jump(condition)
}
for (branch in branches) {
val result = branch.result
builder.move(branch.condition)
if (!result.process().isNothing()) {
builder.jump(whenExit)
}
else {
builder.move(branch.condition)
}
}
return whenExit
}
override fun visitElement(element: IrElement, data: Boolean): IrElement? {
TODO("not implemented")
}
compiler/ir/ir.ir2cfg/src/org/jetbrains/kotlin/ir2cfg/generators/GeneralConnectorBuilder.kt
+2 -2
View File
@@ -36,9 +36,9 @@ class GeneralConnectorBuilder(private val element: IrElement) : BlockConnectorBu
}
override fun build() = when {
next.size == 1 -> JoinBlockConnector(previous.toReadOnlyList(), element, next.single())
next.size <= 1 -> JoinBlockConnector(previous.toReadOnlyList(), element, next.firstOrNull())
previous.size == 1 -> SplitBlockConnector(previous.single(), element, next.toReadOnlyList())
else -> throw AssertionError("Connector should have either exactly one previous block or exactly one next block, " +
else -> throw AssertionError("Connector should have either exactly one previous block or no more than one next block, " +
"actual previous = ${previous.size}, next = ${next.size}")
}
}
compiler/ir/ir.ir2cfg/src/org/jetbrains/kotlin/ir2cfg/generators/JoinBlockConnector.kt
+2 -2
View File
@@ -23,8 +23,8 @@ import org.jetbrains.kotlin.ir2cfg.graph.BlockConnector
class JoinBlockConnector(
override val previousBlocks: List<BasicBlock>,
override val element: IrElement,
next: BasicBlock
next: BasicBlock?
) : BlockConnector {
override val nextBlocks = listOf(next)
override val nextBlocks = listOfNotNull(next)
}
compiler/testData/ir/irCfg/when/cascadeIf.kt
Vendored
+1
View File
@@ -0,0 +1 @@
fun compare(x: Int, y: Int) = if (x > y) 1 else if (x < y) -1 else 0
compiler/testData/ir/irCfg/when/cascadeIf.txt
Vendored
+53
View File
@@ -0,0 +1,53 @@
// FILE: /cascadeIf.kt
// FUN: compare
BB 0
CONTENT
1 FUN public fun compare(x: kotlin.Int, y: kotlin.Int): kotlin.Int
2 WHEN type=kotlin.Int origin=WHEN
OUTGOING -> BB 1, 3
CALL 'GT0(Int): Boolean' type=kotlin.Boolean origin=GT
BB 1
INCOMING <- BB 0
CALL 'GT0(Int): Boolean' type=kotlin.Boolean origin=GT
CONTENT
OUTGOING -> BB 2, 4
CALL 'LT0(Int): Boolean' type=kotlin.Boolean origin=LT
BB 2
INCOMING <- BB 1
CALL 'LT0(Int): Boolean' type=kotlin.Boolean origin=LT
CONTENT
OUTGOING -> BB 5
CONST Boolean type=kotlin.Boolean value='true'
BB 3
INCOMING <- BB 0
CALL 'GT0(Int): Boolean' type=kotlin.Boolean origin=GT
CONTENT
1 CONST Int type=kotlin.Int value='1'
OUTGOING -> BB 6
When exit: WHEN type=kotlin.Int origin=WHEN
BB 4
INCOMING <- BB 1
CALL 'LT0(Int): Boolean' type=kotlin.Boolean origin=LT
CONTENT
1 CONST Int type=kotlin.Int value='-1'
OUTGOING -> BB 6
When exit: WHEN type=kotlin.Int origin=WHEN
BB 5
INCOMING <- BB 2
CONST Boolean type=kotlin.Boolean value='true'
CONTENT
1 CONST Int type=kotlin.Int value='0'
OUTGOING -> BB 6
When exit: WHEN type=kotlin.Int origin=WHEN
BB 6
INCOMING <- BB 3, 4, 5
When exit: WHEN type=kotlin.Int origin=WHEN
CONTENT
1 RETURN type=kotlin.Nothing from='compare(Int, Int): Int'
OUTGOING -> NONE
Function exit: FUN public fun compare(x: kotlin.Int, y: kotlin.Int): kotlin.Int
// END FUN: compare
// END FILE: /cascadeIf.kt
compiler/testData/ir/irCfg/when/emptyWhen.kt
Vendored
+3
View File
@@ -0,0 +1,3 @@
fun empty() = when {
else -> 42
}
compiler/testData/ir/irCfg/when/emptyWhen.txt
Vendored
+27
View File
@@ -0,0 +1,27 @@
// FILE: /emptyWhen.kt
// FUN: empty
BB 0
CONTENT
1 FUN public fun empty(): kotlin.Int
2 WHEN type=kotlin.Int origin=WHEN
OUTGOING -> BB 1
CONST Boolean type=kotlin.Boolean value='true'
BB 1
INCOMING <- BB 0
CONST Boolean type=kotlin.Boolean value='true'
CONTENT
1 CONST Int type=kotlin.Int value='42'
OUTGOING -> BB 2
When exit: WHEN type=kotlin.Int origin=WHEN
BB 2
INCOMING <- BB 1
When exit: WHEN type=kotlin.Int origin=WHEN
CONTENT
1 RETURN type=kotlin.Nothing from='empty(): Int'
OUTGOING -> NONE
Function exit: FUN public fun empty(): kotlin.Int
// END FUN: empty
// END FILE: /emptyWhen.kt
compiler/testData/ir/irCfg/when/expressionIf.kt
Vendored
+1
View File
@@ -0,0 +1 @@
fun max(x: Int, y: Int) = if (x > y) x else y
compiler/testData/ir/irCfg/when/expressionIf.txt
Vendored
+40
View File
@@ -0,0 +1,40 @@
// FILE: /expressionIf.kt
// FUN: max
BB 0
CONTENT
1 FUN public fun max(x: kotlin.Int, y: kotlin.Int): kotlin.Int
2 WHEN type=kotlin.Int origin=null
OUTGOING -> BB 1, 2
CALL 'GT0(Int): Boolean' type=kotlin.Boolean origin=GT
BB 1
INCOMING <- BB 0
CALL 'GT0(Int): Boolean' type=kotlin.Boolean origin=GT
CONTENT
OUTGOING -> BB 3
CONST Boolean type=kotlin.Boolean value='true'
BB 2
INCOMING <- BB 0
CALL 'GT0(Int): Boolean' type=kotlin.Boolean origin=GT
CONTENT
1 GET_VAR 'value-parameter x: Int' type=kotlin.Int origin=null
OUTGOING -> BB 4
When exit: WHEN type=kotlin.Int origin=null
BB 3
INCOMING <- BB 1
CONST Boolean type=kotlin.Boolean value='true'
CONTENT
1 GET_VAR 'value-parameter y: Int' type=kotlin.Int origin=null
OUTGOING -> BB 4
When exit: WHEN type=kotlin.Int origin=null
BB 4
INCOMING <- BB 2, 3
When exit: WHEN type=kotlin.Int origin=null
CONTENT
1 RETURN type=kotlin.Nothing from='max(Int, Int): Int'
OUTGOING -> NONE
Function exit: FUN public fun max(x: kotlin.Int, y: kotlin.Int): kotlin.Int
// END FUN: max
// END FILE: /expressionIf.kt
compiler/testData/ir/irCfg/when/ifChain.kt
Vendored
+14
View File
@@ -0,0 +1,14 @@
fun minBiRoot(a: Double, b: Double, c: Double): Double {
if (a == 0.0) {
if (b == 0.0) return 1.0
val bc = -c / b
if (bc < 0.0) return 2.0
return -bc
}
val d = b * b - 4 * a * c
if (d < 0.0) return 3.0
val y1 = (-b + d) / (2 * a)
val y2 = (-b - d) / (2 * a)
val y3 = if (y1 > y2) y1 else y2
return if (y3 < 0.0) 4.0 else -y3
}
compiler/testData/ir/irCfg/when/ifChain.txt
Vendored
+136
View File
@@ -0,0 +1,136 @@
// FILE: /ifChain.kt
// FUN: minBiRoot
BB 0
CONTENT
1 FUN public fun minBiRoot(a: kotlin.Double, b: kotlin.Double, c: kotlin.Double): kotlin.Double
2 WHEN type=kotlin.Unit origin=null
OUTGOING -> BB 1, 6
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
BB 1
INCOMING <- BB 0
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
CONTENT
1 WHEN type=kotlin.Unit origin=null
OUTGOING -> BB 2, 3
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
BB 2
INCOMING <- BB 1
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
CONTENT
1 CONST Double type=kotlin.Double value='1.0'
2 RETURN type=kotlin.Nothing from='minBiRoot(Double, Double, Double): Double'
OUTGOING -> NONE
Function exit: FUN public fun minBiRoot(a: kotlin.Double, b: kotlin.Double, c: kotlin.Double): kotlin.Double
BB 3
INCOMING <- BB 1
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
CONTENT
1 CALL 'div(Double): Double' type=kotlin.Double origin=DIV
2 VAR val bc: kotlin.Double
3 WHEN type=kotlin.Unit origin=null
OUTGOING -> BB 4, 5
CALL 'LT0(Int): Boolean' type=kotlin.Boolean origin=LT
BB 4
INCOMING <- BB 3
CALL 'LT0(Int): Boolean' type=kotlin.Boolean origin=LT
CONTENT
1 CONST Double type=kotlin.Double value='2.0'
2 RETURN type=kotlin.Nothing from='minBiRoot(Double, Double, Double): Double'
OUTGOING -> NONE
Function exit: FUN public fun minBiRoot(a: kotlin.Double, b: kotlin.Double, c: kotlin.Double): kotlin.Double
BB 5
INCOMING <- BB 3
CALL 'LT0(Int): Boolean' type=kotlin.Boolean origin=LT
CONTENT
1 CALL 'unaryMinus(): Double' type=kotlin.Double origin=UMINUS
2 RETURN type=kotlin.Nothing from='minBiRoot(Double, Double, Double): Double'
OUTGOING -> NONE
Function exit: FUN public fun minBiRoot(a: kotlin.Double, b: kotlin.Double, c: kotlin.Double): kotlin.Double
BB 6
INCOMING <- BB 0
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
CONTENT
1 CALL 'minus(Double): Double' type=kotlin.Double origin=MINUS
2 VAR val d: kotlin.Double
3 WHEN type=kotlin.Unit origin=null
OUTGOING -> BB 7, 8
CALL 'LT0(Int): Boolean' type=kotlin.Boolean origin=LT
BB 7
INCOMING <- BB 6
CALL 'LT0(Int): Boolean' type=kotlin.Boolean origin=LT
CONTENT
1 CONST Double type=kotlin.Double value='3.0'
2 RETURN type=kotlin.Nothing from='minBiRoot(Double, Double, Double): Double'
OUTGOING -> NONE
Function exit: FUN public fun minBiRoot(a: kotlin.Double, b: kotlin.Double, c: kotlin.Double): kotlin.Double
BB 8
INCOMING <- BB 6
CALL 'LT0(Int): Boolean' type=kotlin.Boolean origin=LT
CONTENT
1 CALL 'div(Double): Double' type=kotlin.Double origin=DIV
2 VAR val y1: kotlin.Double
3 CALL 'div(Double): Double' type=kotlin.Double origin=DIV
4 VAR val y2: kotlin.Double
5 WHEN type=kotlin.Double origin=null
OUTGOING -> BB 9, 10
CALL 'GT0(Int): Boolean' type=kotlin.Boolean origin=GT
BB 9
INCOMING <- BB 8
CALL 'GT0(Int): Boolean' type=kotlin.Boolean origin=GT
CONTENT
OUTGOING -> BB 11
CONST Boolean type=kotlin.Boolean value='true'
BB 10
INCOMING <- BB 8
CALL 'GT0(Int): Boolean' type=kotlin.Boolean origin=GT
CONTENT
1 GET_VAR 'y1: Double' type=kotlin.Double origin=null
OUTGOING -> BB 12
When exit: WHEN type=kotlin.Double origin=null
BB 11
INCOMING <- BB 9
CONST Boolean type=kotlin.Boolean value='true'
CONTENT
1 GET_VAR 'y2: Double' type=kotlin.Double origin=null
OUTGOING -> BB 12
When exit: WHEN type=kotlin.Double origin=null
BB 12
INCOMING <- BB 10, 11
When exit: WHEN type=kotlin.Double origin=null
CONTENT
1 VAR val y3: kotlin.Double
2 WHEN type=kotlin.Double origin=null
OUTGOING -> BB 13, 14
CALL 'LT0(Int): Boolean' type=kotlin.Boolean origin=LT
BB 13
INCOMING <- BB 12
CALL 'LT0(Int): Boolean' type=kotlin.Boolean origin=LT
CONTENT
OUTGOING -> BB 15
CONST Boolean type=kotlin.Boolean value='true'
BB 14
INCOMING <- BB 12
CALL 'LT0(Int): Boolean' type=kotlin.Boolean origin=LT
CONTENT
1 CONST Double type=kotlin.Double value='4.0'
OUTGOING -> BB 16
When exit: WHEN type=kotlin.Double origin=null
BB 15
INCOMING <- BB 13
CONST Boolean type=kotlin.Boolean value='true'
CONTENT
1 CALL 'unaryMinus(): Double' type=kotlin.Double origin=UMINUS
OUTGOING -> BB 16
When exit: WHEN type=kotlin.Double origin=null
BB 16
INCOMING <- BB 14, 15
When exit: WHEN type=kotlin.Double origin=null
CONTENT
1 RETURN type=kotlin.Nothing from='minBiRoot(Double, Double, Double): Double'
OUTGOING -> NONE
Function exit: FUN public fun minBiRoot(a: kotlin.Double, b: kotlin.Double, c: kotlin.Double): kotlin.Double
// END FUN: minBiRoot
// END FILE: /ifChain.kt
compiler/testData/ir/irCfg/when/whenReturn.kt
Vendored
+10
View File
@@ -0,0 +1,10 @@
fun toString(grade: String): String {
when (grade) {
"A" -> return "Excellent"
"B" -> return "Good"
"C" -> return "Mediocre"
"D" -> return "Fair"
else -> return "Failure"
}
return "???"
}
compiler/testData/ir/irCfg/when/whenReturn.txt
Vendored
+87
View File
@@ -0,0 +1,87 @@
// FILE: /whenReturn.kt
// FUN: toString
BB 0
CONTENT
1 FUN public fun toString(grade: kotlin.String): kotlin.String
2 GET_VAR 'value-parameter grade: String' type=kotlin.String origin=null
3 VAR IR_TEMPORARY_VARIABLE val tmp0_subject: kotlin.String
4 WHEN type=kotlin.Nothing origin=WHEN
OUTGOING -> BB 1, 5
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
BB 1
INCOMING <- BB 0
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
CONTENT
OUTGOING -> BB 2, 6
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
BB 2
INCOMING <- BB 1
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
CONTENT
OUTGOING -> BB 3, 7
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
BB 3
INCOMING <- BB 2
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
CONTENT
OUTGOING -> BB 4, 8
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
BB 4
INCOMING <- BB 3
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
CONTENT
OUTGOING -> BB 9, 10
CONST Boolean type=kotlin.Boolean value='true'
BB 5
INCOMING <- BB 0
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
CONTENT
1 CONST String type=kotlin.String value='Excellent'
2 RETURN type=kotlin.Nothing from='toString(String): String'
OUTGOING -> NONE
Function exit: FUN public fun toString(grade: kotlin.String): kotlin.String
BB 6
INCOMING <- BB 1
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
CONTENT
1 CONST String type=kotlin.String value='Good'
2 RETURN type=kotlin.Nothing from='toString(String): String'
OUTGOING -> NONE
Function exit: FUN public fun toString(grade: kotlin.String): kotlin.String
BB 7
INCOMING <- BB 2
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
CONTENT
1 CONST String type=kotlin.String value='Mediocre'
2 RETURN type=kotlin.Nothing from='toString(String): String'
OUTGOING -> NONE
Function exit: FUN public fun toString(grade: kotlin.String): kotlin.String
BB 8
INCOMING <- BB 3
CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
CONTENT
1 CONST String type=kotlin.String value='Fair'
2 RETURN type=kotlin.Nothing from='toString(String): String'
OUTGOING -> NONE
Function exit: FUN public fun toString(grade: kotlin.String): kotlin.String
BB 9
INCOMING <- BB 4
CONST Boolean type=kotlin.Boolean value='true'
CONTENT
1 CONST String type=kotlin.String value='Failure'
2 RETURN type=kotlin.Nothing from='toString(String): String'
OUTGOING -> NONE
Function exit: FUN public fun toString(grade: kotlin.String): kotlin.String
BB 10
INCOMING <- BB 4
CONST Boolean type=kotlin.Boolean value='true'
CONTENT
1 CONST String type=kotlin.String value='???'
2 RETURN type=kotlin.Nothing from='toString(String): String'
OUTGOING -> NONE
Function exit: FUN public fun toString(grade: kotlin.String): kotlin.String
// END FUN: toString
// END FILE: /whenReturn.kt
compiler/testData/ir/irText/expressions/whenReturn.kt
Vendored
+10
View File
@@ -0,0 +1,10 @@
fun toString(grade: String): String {
when (grade) {
"A" -> return "Excellent"
"B" -> return "Good"
"C" -> return "Mediocre"
"D" -> return "Fair"
else -> return "Failure"
}
return "???"
}
compiler/testData/ir/irText/expressions/whenReturn.txt
Vendored
+37
View File
@@ -0,0 +1,37 @@
FILE /whenReturn.kt
FUN public fun toString(grade: kotlin.String): kotlin.String
BLOCK_BODY
BLOCK type=kotlin.Nothing origin=WHEN
VAR IR_TEMPORARY_VARIABLE val tmp0_subject: kotlin.String
GET_VAR 'value-parameter grade: String' type=kotlin.String origin=null
WHEN type=kotlin.Nothing origin=WHEN
BRANCH
if: CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
arg0: GET_VAR 'tmp0_subject: String' type=kotlin.String origin=null
arg1: CONST String type=kotlin.String value='A'
then: RETURN type=kotlin.Nothing from='toString(String): String'
CONST String type=kotlin.String value='Excellent'
BRANCH
if: CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
arg0: GET_VAR 'tmp0_subject: String' type=kotlin.String origin=null
arg1: CONST String type=kotlin.String value='B'
then: RETURN type=kotlin.Nothing from='toString(String): String'
CONST String type=kotlin.String value='Good'
BRANCH
if: CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
arg0: GET_VAR 'tmp0_subject: String' type=kotlin.String origin=null
arg1: CONST String type=kotlin.String value='C'
then: RETURN type=kotlin.Nothing from='toString(String): String'
CONST String type=kotlin.String value='Mediocre'
BRANCH
if: CALL 'EQEQ(Any?, Any?): Boolean' type=kotlin.Boolean origin=EQEQ
arg0: GET_VAR 'tmp0_subject: String' type=kotlin.String origin=null
arg1: CONST String type=kotlin.String value='D'
then: RETURN type=kotlin.Nothing from='toString(String): String'
CONST String type=kotlin.String value='Fair'
BRANCH
if: CONST Boolean type=kotlin.Boolean value='true'
then: RETURN type=kotlin.Nothing from='toString(String): String'
CONST String type=kotlin.String value='Failure'
RETURN type=kotlin.Nothing from='toString(String): String'
CONST String type=kotlin.String value='???'
compiler/tests/org/jetbrains/kotlin/ir/IrCfgTestCaseGenerated.java
+39
View File
@@ -70,4 +70,43 @@ public class IrCfgTestCaseGenerated extends AbstractIrCfgTestCase {
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/ir/irCfg/simpleReturn.kt");
doTest(fileName);
}
@TestMetadata("compiler/testData/ir/irCfg/when")
@TestDataPath("$PROJECT_ROOT")
@RunWith(JUnit3RunnerWithInners.class)
public static class When extends AbstractIrCfgTestCase {
public void testAllFilesPresentInWhen() throws Exception {
KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/ir/irCfg/when"), Pattern.compile("^(.+)\\.kt$"), true);
}
@TestMetadata("cascadeIf.kt")
public void testCascadeIf() throws Exception {
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/ir/irCfg/when/cascadeIf.kt");
doTest(fileName);
}
@TestMetadata("emptyWhen.kt")
public void testEmptyWhen() throws Exception {
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/ir/irCfg/when/emptyWhen.kt");
doTest(fileName);
}
@TestMetadata("expressionIf.kt")
public void testExpressionIf() throws Exception {
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/ir/irCfg/when/expressionIf.kt");
doTest(fileName);
}
@TestMetadata("ifChain.kt")
public void testIfChain() throws Exception {
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/ir/irCfg/when/ifChain.kt");
doTest(fileName);
}
@TestMetadata("whenReturn.kt")
public void testWhenReturn() throws Exception {
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/ir/irCfg/when/whenReturn.kt");
doTest(fileName);
}
}
}
compiler/tests/org/jetbrains/kotlin/ir/IrTextTestCaseGenerated.java
+6
View File
@@ -658,6 +658,12 @@ public class IrTextTestCaseGenerated extends AbstractIrTextTestCase {
doTest(fileName);
}
@TestMetadata("whenReturn.kt")
public void testWhenReturn() throws Exception {
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/ir/irText/expressions/whenReturn.kt");
doTest(fileName);
}
@TestMetadata("whileDoWhile.kt")
public void testWhileDoWhile() throws Exception {
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/ir/irText/expressions/whileDoWhile.kt");