Tried release build got ICE, does anyone have a clue what might cause this?

[Kagamin via Digitalmars-d-learn]

On Friday, 18 September 2015 at 22:54:43 UTC, Random D user wrote:
> I get:
>
> tym = x1d
> Internal error: backend\cgxmm.c 547
>
> Does anyone have a clue what might trigger this?

https://issues.dlang.org/show_bug.cgi?id=7951
https://issues.dlang.org/show_bug.cgi?id=12377

On Saturday, 19 September 2015 at 21:48:25 UTC, Random D user 
wrote:
> Assertion failure: 'type->ty != Tstruct || ((TypeStruct 
> *)type)->sym == this' on line 957 in file 'struct.c'
>
> Ugh...
> It really seems like D starts to break down once your code 
> grows beyond toy program size. A bit frustrating...

https://issues.dlang.org/show_bug.cgi?id=15092
https://issues.dlang.org/show_bug.cgi?id=11260