Restore a test

compiler/testData/codegen/box/functions/bigArity/callFunViaVararg.kt

@@ -0,0 +1,78 @@
+// !LANGUAGE: +FunctionTypesWithBigArity
+// WITH_RUNTIME
+// TARGET_BACKEND: JVM_IR
+// FILE: J.java
+
+// import kotlin.jvm.functions.Arity;
+import kotlin.jvm.functions.FunctionN;
+import kotlin.Unit;
+import java.util.Arrays;
+
+public class J {
+    // TODO: uncomment arity as soon as Arity is introduced
+    public static void test(/* @Arity(30) */ FunctionN<Integer> f) {
+        Object o = new Integer(0);
+        for (int i = 0; i < 42; i++) {
+            Object[] args = new Object[i];
+            Arrays.fill(args, o);
+            try {
+                if (f.invoke(args).intValue() != 300 + i) {
+                    throw new AssertionError("Bad return value from function");
+                }
+            } catch (IllegalArgumentException e) {
+                if (i == 3 || i == 13 || i == 30 || i == 33) {
+                    throw new AssertionError(String.format("Call with %d arguments is expected to succeed", i), e);
+                }
+                // OK
+
+                if (!e.getMessage().contains("30")) {
+                    throw new AssertionError("Exception must specify the expected number of arguments: " + e.getMessage(), e);
+                }
+
+                continue;
+            } catch (Throwable e) {
+                throw new AssertionError(
+                        "Incorrect exception (IllegalArgumentException expected): " + e.getClass().getName() + ", i = " + i, e
+                );
+            }
+            if (i != 3 && i != 13 && i != 30 && i !=  33) {
+                throw new AssertionError ("IllegalArgumentException expected, but nothing was thrown, i = " + i);
+            }
+        }
+    }
+}
+
+// FILE: K.kt
+
+class Fun : (Int, Int, Int) -> Int,
+        (Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int) -> Int,
+        (Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int,
+         Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int) -> Int,
+        (Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int,
+         Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int) -> Int {
+    override fun invoke(p00: Int, p01: Int, p02: Int): Int = 303
+
+    override fun invoke(
+        p00: Int, p01: Int, p02: Int, p03: Int, p04: Int, p05: Int, p06: Int, p07: Int, p08: Int, p09: Int,
+        p10: Int, p11: Int, p12: Int
+    ): Int = 313
+
+    override fun invoke(
+        p00: Int, p01: Int, p02: Int, p03: Int, p04: Int, p05: Int, p06: Int, p07: Int, p08: Int, p09: Int,
+        p10: Int, p11: Int, p12: Int, p13: Int, p14: Int, p15: Int, p16: Int, p17: Int, p18: Int, p19: Int,
+        p20: Int, p21: Int, p22: Int, p23: Int, p24: Int, p25: Int, p26: Int, p27: Int, p28: Int, p29: Int
+    ): Int = 330
+
+    override fun invoke(
+        p00: Int, p01: Int, p02: Int, p03: Int, p04: Int, p05: Int, p06: Int, p07: Int, p08: Int, p09: Int,
+        p10: Int, p11: Int, p12: Int, p13: Int, p14: Int, p15: Int, p16: Int, p17: Int, p18: Int, p19: Int,
+        p20: Int, p21: Int, p22: Int, p23: Int, p24: Int, p25: Int, p26: Int, p27: Int, p28: Int, p29: Int,
+        p30: Int, p31: Int, p32: Int
+    ): Int = 333
+}
+
+fun box(): String {
+    @Suppress("DEPRECATION_ERROR")
+    J.test(Fun() as kotlin.jvm.functions.FunctionN<Int>)
+    return "OK"
+}

compiler/tests/org/jetbrains/kotlin/codegen/ir/IrBlackBoxCodegenTestGenerated.java

@@ -10704,6 +10704,11 @@ public class IrBlackBoxCodegenTestGenerated extends AbstractIrBlackBoxCodegenTes
                 runTest("compiler/testData/codegen/box/functions/bigArity/callFromJava.kt");
             }
 
+            @TestMetadata("callFunViaVararg.kt")
+            public void testCallFunViaVararg() throws Exception {
+                runTest("compiler/testData/codegen/box/functions/bigArity/callFunViaVararg.kt");
+            }
+
             @TestMetadata("callWithIncorrectNumberOfArguments.kt")
             public void testCallWithIncorrectNumberOfArguments() throws Exception {
                 runTest("compiler/testData/codegen/box/functions/bigArity/callWithIncorrectNumberOfArguments.kt");