[FIR-TEST] Add new testdata generated after changes in previous commit

compiler/testData/diagnostics/tests/controlStructures/kt799.fir.kt

@@ -0,0 +1,25 @@
+//KT-799 Allow 'return' expressions in conditionals assigned to variables
+
+package kt799
+
+fun test() {
+    val a : Int = if (true) 6 else return // should be allowed
+
+    val b = if (true) 6 else return // should be allowed
+
+    doSmth(if (true) 3 else return)
+
+    <!INAPPLICABLE_CANDIDATE!>doSmth<!>(if (true) 3 else return, 1)
+}
+
+val a : Nothing = return 1
+
+val b = return 1
+
+val c = doSmth(if (true) 3 else return)
+
+
+fun f(mi: Int = if (true) 0 else return) {}
+
+fun doSmth(i: Int) {
+}