weird exception on windows

[Vino]

On Saturday, 16 December 2017 at 13:59:11 UTC, Vino wrote:
> On Saturday, 16 December 2017 at 12:39:53 UTC, Kagamin wrote:
>> On Friday, 15 December 2017 at 21:56:48 UTC, Steven 
>> Schveighoffer wrote:
>>> On 12/15/17 10:08 AM, Kagamin wrote:
>>>> Maybe this https://issues.dlang.org/show_bug.cgi?id=18084
>>>
>>> Thanks for looking into this. I created a PR to fix.
>>>
>>> Szabo, can you please try with this patch and see if it fixes 
>>> your issue?
>>>
>>> https://github.com/dlang/phobos/pull/5932
>>>
>>> -Steve
>>
>> Regression in 2.072?
>
> H, All,
>
>   Are are also getting the same exception on Windows after 
> updating the dmd to version v2.077.1, our code was working fine 
> for the past 2 months, the exception is just crashes the 
> program, and it occur's every 1 time  among in 3 runs. As per 
> Microsoft it stated to download the package apps.diagcab and 
> execute, but still no luck.
>
> ExceptionCode: C0000005
>
> From,
> Vino.B

Moreover we were able to find the line of code which was causing 
this exception

string a = "1"
a.to!int.isNumber /* exception is occurring at this point.

From,
Vino.B