Fix inlining of tail call suspend function

When inlining tail-call suspend function to regular suspend function in JS BE, don't forget to insert suspension point. See KT-16951
2017-03-20 18:34:08 +03:00
parent 466540399c
commit 6ba3812582
9 changed files with 134 additions and 14 deletions
@@ -0,0 +1,53 @@
+// IGNORE_BACKEND: NATIVE
+// WITH_RUNTIME
+// WITH_COROUTINES
+import kotlin.coroutines.experimental.*
+
+fun box(): String {
+    async {
+        val a = foo(23)
+        log(a)
+        val b = foo(42)
+        log(b)
+    }
+    while (!finished) {
+        log("--")
+        proceed()
+    }
+
+    if (result != "suspend:23;--;23;suspend:42;--;42;--;done;") return "fail: $result"
+
+    return "OK"
+}
+
+var result = ""
+
+fun log(message: Any) {
+    result += "$message;"
+}
+
+var proceed: () -> Unit = { }
+var finished = false
+
+suspend fun bar(x: Int): Int = suspendCoroutine { c ->
+    log("suspend:$x")
+    proceed = { c.resume(x) }
+}
+
+inline suspend fun foo(x: Int) = bar(x)
+
+fun async(a: suspend () -> Unit) {
+    a.startCoroutine(object : Continuation<Unit> {
+        override fun resume(value: Unit) {
+            proceed = {
+                log("done")
+                finished = true
+            }
+        }
+
+        override fun resumeWithException(e: Throwable) {
+        }
+
+        override val context = EmptyCoroutineContext
+    })
+}
@@ -0,0 +1,42 @@
+@kotlin.Metadata
+public final class CoroutineUtilKt {
+    public final static @org.jetbrains.annotations.NotNull method handleExceptionContinuation(@org.jetbrains.annotations.NotNull p0: kotlin.jvm.functions.Function1): kotlin.coroutines.experimental.Continuation
+    public final static @org.jetbrains.annotations.NotNull method handleResultContinuation(@org.jetbrains.annotations.NotNull p0: kotlin.jvm.functions.Function1): kotlin.coroutines.experimental.Continuation
+}
+
+@kotlin.Metadata
+public class EmptyContinuation {
+    public final static field Companion: EmptyContinuation.Companion
+    private final @org.jetbrains.annotations.NotNull field context: kotlin.coroutines.experimental.CoroutineContext
+    inner class EmptyContinuation/Companion
+    public @synthetic.kotlin.jvm.GeneratedByJvmOverloads method <init>(): void
+    public method <init>(@org.jetbrains.annotations.NotNull p0: kotlin.coroutines.experimental.CoroutineContext): void
+    public synthetic method <init>(p0: kotlin.coroutines.experimental.CoroutineContext, p1: int, p2: kotlin.jvm.internal.DefaultConstructorMarker): void
+    public @org.jetbrains.annotations.NotNull method getContext(): kotlin.coroutines.experimental.CoroutineContext
+    public method resume(@org.jetbrains.annotations.Nullable p0: java.lang.Object): void
+    public method resumeWithException(@org.jetbrains.annotations.NotNull p0: java.lang.Throwable): void
+}
+
+@kotlin.Metadata
+public final static class EmptyContinuation/Companion {
+    inner class EmptyContinuation/Companion
+    private method <init>(): void
+}
+
+@kotlin.Metadata
+public final class TailInliningKt {
+    private static field finished: boolean
+    private static @org.jetbrains.annotations.NotNull field proceed: kotlin.jvm.functions.Function0
+    private static @org.jetbrains.annotations.NotNull field result: java.lang.String
+    public final static method async(@org.jetbrains.annotations.NotNull p0: kotlin.jvm.functions.Function1): void
+    public final static @org.jetbrains.annotations.Nullable method bar(p0: int, @org.jetbrains.annotations.NotNull p1: kotlin.coroutines.experimental.Continuation): java.lang.Object
+    public final static @org.jetbrains.annotations.NotNull method box(): java.lang.String
+    public final static @org.jetbrains.annotations.Nullable method foo(p0: int, @org.jetbrains.annotations.NotNull p1: kotlin.coroutines.experimental.Continuation): java.lang.Object
+    public final static method getFinished(): boolean
+    public final static @org.jetbrains.annotations.NotNull method getProceed(): kotlin.jvm.functions.Function0
+    public final static @org.jetbrains.annotations.NotNull method getResult(): java.lang.String
+    public final static method log(@org.jetbrains.annotations.NotNull p0: java.lang.Object): void
+    public final static method setFinished(p0: boolean): void
+    public final static method setProceed(@org.jetbrains.annotations.NotNull p0: kotlin.jvm.functions.Function0): void
+    public final static method setResult(@org.jetbrains.annotations.NotNull p0: java.lang.String): void
+}