Moved tests

that are used both for codegen & diagnostics to codegen/box/diagnostics

compiler/testData/codegen/box/diagnostics/functions/tailRecursion/simpleBlock.kt

@@ -0,0 +1,11 @@
+tailRecursive fun test(x : Int) : Int =
+    if (x == 1) {
+        <!NON_TAIL_RECURSIVE_CALL!>test<!>(x - 1)
+        1 + <!NON_TAIL_RECURSIVE_CALL!>test<!>(x - 1)
+    } else if (x > 0) {
+        test(x - 1)
+    } else {
+        0
+    }
+
+fun box() : String = if (test(1000000) == 1) "OK" else "FAIL"