On Fri, Dec 23, 2022 at 03:21:24PM +, jwatson-CO-edu via
Digitalmars-d-learn wrote:
> On Friday, 23 December 2022 at 00:00:06 UTC, H. S. Teoh wrote:
[...]
> > My personal guess is that you forgot a `ref` somewhere when you pass
> > the RNG to a function. Given that due to historical accident
On 12/16/22 7:17 AM, Nick Treleaven wrote:
This code segfaults when the GC calls the dtor after the unittest succeeds:
```d
unittest
{
int i;
struct S
{
~this() { i++; }
}
(*new S).destroy;
}
```
It seems destroy clears the context pointer. Is there a way to
On 12/23/22 10:07 AM, jwatson-CO-edu wrote:
On Friday, 23 December 2022 at 00:58:01 UTC, Steven Schveighoffer wrote:
Without the rest of the code, and how random is called, I have a
hunch... Are you using threads by any chance?
If, for instance, your calls to rand01 are done in a new thread,
On Friday, 23 December 2022 at 00:00:06 UTC, H. S. Teoh wrote:
You could try using DustMite to reduce it to a minimal (or at
least
smaller) example.
My personal guess is that you forgot a `ref` somewhere when you
pass the RNG to a function. Given that due to historical
accident std.random
On Friday, 23 December 2022 at 07:25:23 UTC, Salih Dincer wrote:
You can try using static this.
```d
import std.random;
static this() { } // can try using
Mt19937 rnd;
void init_random() {
rnd = Random(unpredictableSeed);
}
double rand01() {
return uniform(0, 1.0, rnd);
}
void main()
On Friday, 23 December 2022 at 00:58:01 UTC, Steven Schveighoffer
wrote:
Without the rest of the code, and how random is called, I have
a hunch... Are you using threads by any chance?
If, for instance, your calls to rand01 are done in a new
thread, that new thread will have a *default* state
On Tuesday, 20 December 2022 at 06:31:09 UTC, ag0aep6g wrote:
On 16.12.22 14:07, Nick Treleaven wrote:
This seems to work:
~this() @trusted { if ( > cast(void*)1024) i++; }
It would be better if there was a struct property to get the
context pointer though.
A quick test suggests
