Re: How does one run a linux system command from a D main() fcn ?

2020-08-04 Thread Dennis via Digitalmars-d-learn
On Tuesday, 4 August 2020 at 19:52:47 UTC, Andy Balba wrote: i.e. D equivalent to C++ command system("MyExe") Apart from std.process, you can also call the C function in D after importing core.stdc.stdlib: https://dlang.org/library/core/stdc/stdlib/system.html

Re: 2-D array initialization

2020-08-04 Thread tastyminerals via Digitalmars-d-learn
On Sunday, 2 August 2020 at 19:19:51 UTC, Andy Balba wrote: On Sunday, 2 August 2020 at 06:37:06 UTC, tastyminerals wrote: You haven't said anything about efficiency because if you care and your arrays are rather big, you better go with https://github.com/libmir/mir-algorithm as mentioned

Re: How does one run a linux system command from a D main() fcn ?

2020-08-04 Thread Luhrel via Digitalmars-d-learn
On Tuesday, 4 August 2020 at 19:52:47 UTC, Andy Balba wrote: i.e. D equivalent to C++ command system("MyExe") https://dlang.org/library/std/process.html

How does one run a linux system command from a D main() fcn ?

2020-08-04 Thread Andy Balba via Digitalmars-d-learn
i.e. D equivalent to C++ command system("MyExe")

Re: std.conv.ConvException from double to uint64_t, but only locally in a large project

2020-08-04 Thread Nathan S. via Digitalmars-d-learn
On Tuesday, 4 August 2020 at 17:49:56 UTC, drathier wrote: Replaced all mentions of uint64_t with ulong, and now it works. Must have an enum called uint64_t defined somewhere in a library I depend on or something? Really wish this was clearer. BTW I believe the reason that `uint64_t` is an

Re: std.conv.ConvException from double to uint64_t, but only locally in a large project

2020-08-04 Thread Steven Schveighoffer via Digitalmars-d-learn
On 8/4/20 2:15 PM, Steven Schveighoffer wrote: I'll file a bug. https://issues.dlang.org/show_bug.cgi?id=21112 -Steve

Re: std.conv.ConvException from double to uint64_t, but only locally in a large project

2020-08-04 Thread Steven Schveighoffer via Digitalmars-d-learn
On 8/4/20 1:36 PM, drathier wrote: I'm getting a crash when I'm converting a double to an uint64_t. ``` std.conv.ConvException@/usr/local/opt/dmd/include/dlang/dmd/std/conv.d(2054): Value (1596) does not match any member value of enum '__c_ulonglong' ``` I've narrowed down the code to this:

Re: std.conv.ConvException from double to uint64_t, but only locally in a large project

2020-08-04 Thread drathier via Digitalmars-d-learn
Replaced all mentions of uint64_t with ulong, and now it works. Must have an enum called uint64_t defined somewhere in a library I depend on or something? Really wish this was clearer.

Re: std.conv.ConvException from double to uint64_t, but only locally in a large project

2020-08-04 Thread drathier via Digitalmars-d-learn
On Tuesday, 4 August 2020 at 17:37:56 UTC, drathier wrote: ``` std.conv.ConvException@/usr/local/opt/dmd/include/dlang/dmd/std/conv.d(2054): Value (1596) does not match any member value of enum '__c_ulonglong' ``` well, ```

Re: std.conv.ConvException from double to uint64_t, but only locally in a large project

2020-08-04 Thread drathier via Digitalmars-d-learn
``` std.conv.ConvException@/usr/local/opt/dmd/include/dlang/dmd/std/conv.d(2054): Value (1596) does not match any member value of enum '__c_ulonglong' ``` well, ``` std.conv.ConvException@/usr/local/opt/dmd/include/dlang/dmd/std/conv.d(2054): Value (42) does not match any member value of enum

Re: D on lm32-CPU: string argument on stack instead of register

2020-08-04 Thread Michael Reese via Digitalmars-d-learn
On Saturday, 1 August 2020 at 23:08:38 UTC, Chad Joan wrote: Though if the compiler is allowed to split a single uint64_t into two registers, I would expect it to split struct/string into two registers as well. At least, the manual doesn't seem to explicitly mention higher-level constructs

std.conv.ConvException from double to uint64_t, but only locally in a large project

2020-08-04 Thread drathier via Digitalmars-d-learn
I'm getting a crash when I'm converting a double to an uint64_t. ``` std.conv.ConvException@/usr/local/opt/dmd/include/dlang/dmd/std/conv.d(2054): Value (1596) does not match any member value of enum '__c_ulonglong' ``` I've narrowed down the code to this: ``` static import std.conv; double

Re: Template functions inside interface

2020-08-04 Thread Steven Schveighoffer via Digitalmars-d-learn
On 8/4/20 9:39 AM, Adam D. Ruppe wrote: On Tuesday, 4 August 2020 at 13:36:15 UTC, Zans wrote: Is there any way to declare template functions inside interface and then override them in a class? No, the templates in the interface are automatically considered `final`. So the body must be in

Re: safety and auto vectorization

2020-08-04 Thread Andy Balba via Digitalmars-d-learn
On Monday, 3 August 2020 at 19:42:51 UTC, Steven Schveighoffer wrote: On 8/3/20 3:22 PM, Bruce Carneal wrote: Thanks Steve (and Chad).  Summary: underspecified, varying behavior across versions, buggy. Steve, what's the best way for me to report this?  Are spec issues lumped in with the

Re: Template functions inside interface

2020-08-04 Thread Adam D. Ruppe via Digitalmars-d-learn
On Tuesday, 4 August 2020 at 13:36:15 UTC, Zans wrote: Is there any way to declare template functions inside interface and then override them in a class? No, the templates in the interface are automatically considered `final`. So the body must be in the interface too to avoid that undefined

Template functions inside interface

2020-08-04 Thread Zans via Digitalmars-d-learn
Is there any way to declare template functions inside interface and then override them in a class? Trying to compile the following code results in "undefined reference" error: import std.stdio; interface MyInterface { T doAndReturnSomething(T)(T param); } class MyClass : MyInterface {