KT-11499 Normalize stacks on return from an inline function when the function is inlined at call site.

compiler/testData/codegen/boxInline/stackOnReturn/elvis.kt

@@ -0,0 +1,10 @@
+// FILE: 1.kt
+fun foo(x: Any?, y: Any?) = null
+
+inline fun test(value: Any?): String? {
+    return foo(null, value ?: return null)
+}
+
+// FILE: 2.kt
+fun box(): String =
+        test(null) ?: "OK"

compiler/testData/codegen/boxInline/stackOnReturn/ifThenElse.kt

@@ -0,0 +1,10 @@
+// FILE: 1.kt
+fun foo(x: Any?, y: Any?) = null
+
+inline fun test(value: Any?): String? {
+    return foo(null, if (value != null) value else return null)
+}
+
+// FILE: 2.kt
+fun box(): String =
+        test(null) ?: "OK"

compiler/testData/codegen/boxInline/stackOnReturn/kt11499.kt

@@ -0,0 +1,12 @@
+// FILE: 1.kt
+object CrashMe {
+    fun <T> crash(value: T): T? = null
+}
+
+internal inline fun <reified T> crashMe(value: T?): T? {
+    return CrashMe.crash(value ?: return null)
+}
+
+// FILE: 2.kt
+fun box(): String =
+    crashMe<String>(null) ?: "OK"

compiler/testData/codegen/boxInline/stackOnReturn/mixedTypesOnStack1.kt

@@ -0,0 +1,10 @@
+// FILE: 1.kt
+fun foo1(x: Long, xx: Int, y: Any?) = null
+
+inline fun test1(value: Any?): String? {
+    return foo1(0L, 0, value ?: return null)
+}
+
+// FILE: 2.kt
+fun box(): String =
+        test1(null) ?: "OK"

compiler/testData/codegen/boxInline/stackOnReturn/mixedTypesOnStack2.kt

@@ -0,0 +1,10 @@
+// FILE: 1.kt
+fun foo2(x: Int, xx: Long, y: Any?) = null
+
+inline fun test2(value: Any?): String? {
+    return foo2(0, 0L, value ?: return null)
+}
+
+// FILE: 2.kt
+fun box(): String =
+        test2(null) ?: "OK"

compiler/testData/codegen/boxInline/stackOnReturn/mixedTypesOnStack3.kt

@@ -0,0 +1,10 @@
+// FILE: 1.kt
+fun foo3(x: Int, xx: Long, xxx: Int, y: Any?) = null
+
+inline fun test3(value: Any?): String? {
+    return foo3(0, 0L, 0, value ?: return null)
+}
+
+// FILE: 2.kt
+fun box(): String =
+        test3(null) ?: "OK"

compiler/testData/codegen/boxInline/stackOnReturn/nonLocalReturn1.kt

@@ -0,0 +1,15 @@
+// FILE: 1.kt
+inline fun run(f: () -> Unit) = f()
+inline fun withAny(f: Any.() -> Unit) = Any().f()
+
+// FILE: 2.kt
+fun foo(x: Any?, y: Any?) {}
+
+fun box(): String {
+    run outer@{
+        withAny inner@{
+            foo(null, null ?: return@outer)
+        }
+    }
+    return "OK"
+}

compiler/testData/codegen/boxInline/stackOnReturn/nonLocalReturn2.kt

@@ -0,0 +1,15 @@
+// FILE: 1.kt
+inline fun run(f: () -> Unit) = f()
+inline fun withAny(f: Any.() -> Unit) = Any().f()
+
+// FILE: 2.kt
+fun foo(x: Any?, y: Any?) {}
+
+fun box(): String {
+    run outer@{
+        withAny inner@{
+            foo(null, null ?: return@inner)
+        }
+    }
+    return "OK"
+}

compiler/testData/codegen/boxInline/stackOnReturn/nonLocalReturn3.kt

@@ -0,0 +1,17 @@
+// FILE: 1.kt
+inline fun run(f: () -> Unit) = f()
+inline fun withAny(f: Any.() -> Unit) = Any().f()
+inline fun foo(x: Any?, y: Any?, f: () -> Unit) = f()
+
+// FILE: 2.kt
+
+fun box(): String {
+    run outer@{
+        withAny inner@{
+            foo(null, 0 ?: return@outer) {
+                foo(null, null ?: return@inner) {}
+            }
+        }
+    }
+    return "OK"
+}

compiler/testData/codegen/boxInline/stackOnReturn/returnLong.kt

@@ -0,0 +1,12 @@
+// FILE: 1.kt
+fun foo(x: Any?, y: Any?) = 0L
+
+inline fun test(value: Any?): Long {
+    return foo(null, value ?: return 1L)
+}
+
+// FILE: 2.kt
+fun box(): String {
+    val t = test(null)
+    return if (t == 1L) "OK" else "fail: t=$t"
+}

compiler/testData/codegen/boxInline/stackOnReturn/tryFinally.kt

@@ -0,0 +1,17 @@
+// FILE: 1.kt
+fun foo(x: Any?, y: Any?) = null
+
+var finallyFlag = false
+
+inline fun test(value: Any?): String? {
+    try {
+        return foo(null, value ?: return null)
+    }
+    finally {
+        finallyFlag = true
+    }
+}
+
+// FILE: 2.kt
+fun box(): String =
+        test(null) ?: if (finallyFlag) "OK" else "finallyFlag not set"