unable to fork: Cannot allocate memory / core.checkedint / gtkd

[Stefan Koch]

On Tuesday, 13 February 2018 at 12:17:31 UTC, number wrote:
> On Sunday, 11 February 2018 at 15:05:26 UTC, number wrote:
>> On Sunday, 11 February 2018 at 13:17:13 UTC, number wrote:
>>> unable to fork: Cannot allocate memory
>>>
>>> if i comment-out the line..
>>> writeln(GdkKeysyms.GDK_Escape);
>>>
>>> then it compiles/links/runs fine.
>>>
>
>
> I just tried again.
> compiling the following code eats up my 4GB of RAM and fails. 
> Please copy the enumeration
> from: 
> https://github.com/gtkd-developers/GtkD/blob/master/generated/gtkd/gdk/Keysyms.d
> into the code.
>
>
> import std.stdio;
>
> void main()
> {
> 	writeln(GdkKeysyms.GDK_Escape);
> }
>
> public enum GdkKeysyms
> {
> 	...
> }
>
>
> Reducing the number of enum entries step by step finally will 
> make the compilation succeed. Is it normal that it needs so 
> much memory?

Yes unfortunately std.conv approaches the problem of printing 
enums with recursive templates  , which eat a ton of memory.