Yes i can try to open something. Also since now it's almost sure that...

So I take it you file Bugzilla issue, then? ;)

It's a bad codegen, or what i would call trivially "an ABI disagreement", explaining...

Cool. I did not know that. It's always good when you think you have...

This has already existed for several years now:

https://github.com/CyberShadow/DBugTests

However, as...

Should be pretty straightforward to add to the new test runner [1]. It already looks...

There are plenty of tests of things that fail already in the dmd test suite...

For whatever strange reason, your post gave me a completely unrelated idea:

When we have...

This one looks like it might be related, but it doesn't seem to be...

Ouch. That looks bad. A reduction:

----
struct S
{
    ulong c;
    bool b;                  // removing this prevents...