gcc/testsuite/gdc.test/fail_compilation/fail6453.d

/*
TEST_OUTPUT:
---
fail_compilation/fail6453.d(13): Error: struct fail6453.S6453x mixing invariants with shared/synchronized differene is not supported
fail_compilation/fail6453.d(18): Error: class fail6453.C6453y mixing invariants with shared/synchronized differene is not supported
fail_compilation/fail6453.d(23): Error: class fail6453.C6453z mixing invariants with shared/synchronized differene is not supported
---
*/

struct S6453x
{
           invariant() {}
    shared invariant() {}
}
class C6453y
{
           invariant() {}
    synchronized invariant() {}
}
class C6453z
{
          shared invariant() {}
    synchronized invariant() {}
}