[K/N] Move special backend checks test sources to diagnostic tests folder

^KT-61564

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t1.kt

@@ -0,0 +1,11 @@
+import kotlinx.cinterop.*
+
+fun foo(x: Int, vararg s: String): Int {
+    var sum = x
+    s.forEach { sum += it.length }
+    return sum
+}
+
+fun bar() {
+    staticCFunction(::foo)
+}

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t10.kt

@@ -0,0 +1,7 @@
+import kotlinx.cinterop.*
+
+fun foo(f: Function1<*, Int>) = f
+
+fun bar() {
+    staticCFunction(::foo)
+}

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t11.kt

@@ -0,0 +1,7 @@
+import kotlinx.cinterop.*
+
+fun foo(f: Function1<in Int, Int>) = f
+
+fun bar() {
+    staticCFunction(::foo)
+}

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t12.kt

@@ -0,0 +1,7 @@
+import kotlinx.cinterop.*
+
+fun foo(x: CValue<*>?) = x
+
+fun bar() {
+    staticCFunction(::foo)
+}

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t13.kt

@@ -0,0 +1,8 @@
+import kotlinx.cinterop.*
+
+fun <T: CVariable> bar() {
+
+    fun foo(x: CValue<T>) = x
+
+    staticCFunction(::foo)
+}

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t14.kt

@@ -0,0 +1,9 @@
+import kotlinx.cinterop.*
+
+class Z(rawPtr: NativePtr): CStructVar(rawPtr)
+
+fun foo(x: CValue<Z>) = x
+
+fun bar() {
+    staticCFunction(::foo)
+}

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t37.kt

@@ -0,0 +1,11 @@
+import kotlinx.cinterop.*
+import kotlinx.cinterop.internal.*
+
+@CStruct(spelling = "struct { }") class Z constructor(rawPtr: NativePtr) : CStructVar(rawPtr) {
+    val x: Pair<Int, Int>? = null
+        @CStruct.MemberAt(offset = 0L) get
+}
+
+fun foo(z: Z) = z.x
+
+fun main() { }

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t38.kt

@@ -0,0 +1,14 @@
+import kotlinx.cinterop.*
+import kotlinx.cinterop.internal.*
+
+@CStruct(spelling = "struct { }") class Z constructor(rawPtr: NativePtr) : CStructVar(rawPtr) {
+    var x: Pair<Int, Int>? = null
+        @CStruct.MemberAt(offset = 0L) get
+        @CStruct.MemberAt(offset = 0L) set
+}
+
+fun foo(z: Z) {
+    z.x = 42 to 117
+}
+
+fun main() { }

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t40.kt

@@ -0,0 +1,9 @@
+import kotlinx.cinterop.*
+
+class Z {
+    fun foo(x: Int) = x
+}
+
+fun bar() {
+    staticCFunction(Z()::foo)
+}

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t41.kt

@@ -0,0 +1,8 @@
+import kotlinx.cinterop.*
+
+fun bar(x: Int) {
+
+    fun foo() = x
+
+    staticCFunction(::foo)
+}

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t42.kt

@@ -0,0 +1,7 @@
+import kotlinx.cinterop.*
+
+fun foo(x: Any) = x
+
+fun bar() {
+    staticCFunction<String, Any>(::foo)
+}

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t43.kt

@@ -0,0 +1,3 @@
+import kotlinx.cinterop.*
+
+fun bar(x: Float) = x.signExtend<Int>()

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t44.kt

@@ -0,0 +1,3 @@
+import kotlinx.cinterop.*
+
+fun bar(x: Int) = x.signExtend<Float>()

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t45.kt

@@ -0,0 +1,3 @@
+import kotlinx.cinterop.*
+
+fun bar(x: Int) = x.signExtend<Short>()

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t46.kt

@@ -0,0 +1,3 @@
+import kotlinx.cinterop.*
+
+fun bar(x: Int) = x.narrow<Long>()

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t47.kt

@@ -0,0 +1,3 @@
+import kotlinx.cinterop.*
+
+fun bar(x: Int) = x.convert<String>()

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t60.kt

@@ -0,0 +1,10 @@
+import kotlinx.cinterop.*
+
+class Vertex constructor(rawPtr: NativePtr) : CStructVar(rawPtr) {
+    var x: Float = 0f
+    var y: Float = 0f
+    var r: Float = 0f
+    var g: Float = 0f
+    var b: Float = 0f
+    companion object : CStructVar.Type(40, 8)
+}

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t63.kt

@@ -0,0 +1,30 @@
+import kotlinx.cinterop.*
+import kotlin.coroutines.*
+
+open class EmptyContinuation(override val context: CoroutineContext = EmptyCoroutineContext) : Continuation<Any?> {
+    companion object : EmptyContinuation()
+    override fun resumeWith(result: Result<Any?>) { result.getOrThrow() }
+}
+
+lateinit var continuation: Continuation<Unit>
+
+suspend fun suspendHere(): Unit = suspendCoroutine { cont ->
+    continuation = cont
+}
+
+
+fun startCoroutine(block: suspend () -> Unit) {
+    block.startCoroutine(EmptyContinuation)
+}
+
+fun main() {
+    autoreleasepool {
+        startCoroutine {
+            autoreleasepool {
+                suspendHere()
+            }
+        }
+    } 
+
+    continuation.resume(Unit)
+}

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t64.kt

@@ -0,0 +1,32 @@
+import kotlinx.cinterop.*
+import kotlin.coroutines.*
+
+open class EmptyContinuation(override val context: CoroutineContext = EmptyCoroutineContext) : Continuation<Any?> {
+    companion object : EmptyContinuation()
+    override fun resumeWith(result: Result<Any?>) { result.getOrThrow() }
+}
+
+lateinit var continuation: Continuation<Unit>
+
+suspend fun suspendHere(): Unit = suspendCoroutine { cont ->
+    continuation = cont
+}
+
+
+fun startCoroutine(block: suspend () -> Unit) {
+    block.startCoroutine(EmptyContinuation)
+}
+
+inline fun <T> myAutoreleasepool(block: () -> T) = autoreleasepool(block)
+
+fun main() {
+    autoreleasepool {
+        startCoroutine {
+            myAutoreleasepool {
+                suspendHere()
+            }
+        }
+    } 
+
+    continuation.resume(Unit)
+}

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t8.kt

@@ -0,0 +1,7 @@
+import kotlinx.cinterop.*
+
+fun foo(f: Function0<*>) = f
+
+fun bar() {
+    staticCFunction(::foo)
+}

compiler/testData/diagnostics/nativeTests/specialBackendChecks/cInterop/t9.kt

@@ -0,0 +1,7 @@
+import kotlinx.cinterop.*
+
+fun foo(f: Function0<out Int>) = f
+
+fun bar() {
+    staticCFunction(::foo)
+}