[dmd-internals] Critical code gen fixes for dmd

[Iain Buclaw via dmd-internals]

On 7 June 2014 20:32, Walter Bright via dmd-internals
<dmd-internals at puremagic.com> wrote:
> https://github.com/D-Programming-Language/dmd/pull/3624
> https://github.com/D-Programming-Language/dmd/pull/3622
>
> Code gen bugs are some of the worst bugs in a compiler in their adverse
> affect on users. These need to get pulled. I understand that reviewing the
> intricacies of register allocation, etc., in a compiler is not at all easy.
> But there really isn't anyone other than me who knows how it works in dmd.
>
> The sooner it gets pulled, the less likely it is to break code in the next
> release.
>

I don't mind merging, but do bear in mind all I'll do is:

1. Check if the PR has a relevant test in the testsuite.
2. Check that the PR passes testsuite via autotester.

The rest would be a merge with faith.

Regards
Iain.