FIR Checker: check tailrec

Difference from FE1.0 * KT-4285: calls to virtual method with default argument should be reported as not tailrec. FE1.0 is missing such cases. * KT-48600: calls inside lambda should be reported as not tailrec. FE1.0 also misses such cases.
2021-09-02 11:00:45 -07:00
parent 5df316a129
commit 8525b4932b
55 changed files with 876 additions and 216 deletions
@@ -0,0 +1,37 @@
+// WITH_STDLIB
+
+<!NO_TAIL_CALLS_FOUND!>tailrec fun foo1()<!> {
+    run {
+        <!NON_TAIL_RECURSIVE_CALL!>foo1<!>()
+    }
+}
+
+fun myRun(f: () -> Unit) = f()
+
+
+<!NO_TAIL_CALLS_FOUND!>tailrec fun foo2()<!> {
+    myRun {
+        <!NON_TAIL_RECURSIVE_CALL!>foo2<!>()
+    }
+}
+
+<!NO_TAIL_CALLS_FOUND!>tailrec fun foo3()<!> {
+    fun bar() {
+        <!NON_TAIL_RECURSIVE_CALL!>foo3<!>()
+    }
+    bar()
+}
+
+class A {
+    <!NO_TAIL_CALLS_FOUND!>tailrec fun foo4()<!> {
+        with(this) {
+            <!NON_TAIL_RECURSIVE_CALL!>foo4<!>()
+        }
+    }
+}
+
+tailrec fun foo5() {
+    run {
+        return foo5()
+    }
+}