Recognize possible generic property call chain ('a.b<T>.c') on '::' LHS.

compiler/testData/diagnostics/tests/callableReference/bound/reservedExpressionSyntax3.kt

@@ -0,0 +1,28 @@
+// !DIAGNOSTICS: -UNUSED_VARIABLE
+package test
+
+object Wrong
+object Right
+
+class a {
+    class b<T> {
+        class c {
+            fun foo() = Wrong
+        }
+    }
+}
+
+fun Int.foo() = Right
+
+class Test {
+    val a: List<Int> = null!!
+
+    val <T> List<T>.b: Int get() = 42
+
+    val Int.c: Int get() = 42
+
+    val test1: () -> Right = <!RESERVED_SYNTAX_IN_CALLABLE_REFERENCE_LHS!><!DEBUG_INFO_MISSING_UNRESOLVED!>a<!>.<!DEBUG_INFO_MISSING_UNRESOLVED!>b<!><<!DEBUG_INFO_MISSING_UNRESOLVED!>Int<!>>.<!DEBUG_INFO_MISSING_UNRESOLVED!>c<!><!>::<!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>foo<!>
+    val test1a: () -> Right = a.b.c::foo
+
+    val test2: () -> Right = <!RESERVED_SYNTAX_IN_CALLABLE_REFERENCE_LHS!><!DEBUG_INFO_MISSING_UNRESOLVED!>a<!>.<!DEBUG_INFO_MISSING_UNRESOLVED!>b<!><<!DEBUG_INFO_MISSING_UNRESOLVED!>Int<!>>.<!DEBUG_INFO_MISSING_UNRESOLVED!>c<!><!>?::<!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>foo<!>
+}