gcc/testsuite/gdc.test/fail_compilation/diag8697.d

/*
TEST_OUTPUT:
---
fail_compilation/diag8697.d(10): Error: no property 'Invalid' for type 'diag8697.Base'
---
*/
interface InterBase : InterRoot { }
class Base : InterBase { }

void test(Base.Invalid) { }

interface InterRoot { }