[dmd-internals] [D-Programming-Language/dmd] 48ed15: Remove import of std.random:rand from test22

[Don Clugston]

On 16 August 2011 20:08, Brad Roberts <braddr at puremagic.com> wrote:
> On Tuesday, August 16, 2011 4:41:30 AM, Don Clugston wrote:
>> I've added it to bugzilla.
>> http://d.puremagic.com/issues/show_bug.cgi?id=6505
>>
>> On 16 August 2011 04:20, Jonathan M Davis <jmdavisProg at gmx.com> wrote:
>>> On Tuesday, August 16, 2011 04:16:10 Don Clugston wrote:
>>>> And now it fails on all platforms with -O. Yikes.  It seems that the
>>>> original bug was never actually fixed. It's an optimizer bug, too.
>>>> We've been running with a defective test case for years.

Walter -- are you working on fixing this?
If not, I'll have a go at it. It looks like a failure to spill FP
registers, and I don't think the backend currently has any capability
to spill, so a fix is probably not easy.
A quick hack fix would be to disable optimisation entirely when this happens.