Re: D1: Error: duplicate union initialization for size

2014-08-27 Thread Jacob Carlborg via Digitalmars-d-learn
On 27/08/14 23:48, jicman wrote: On Wednesday, 27 August 2014 at 06:20:24 UTC, Jacob Carlborg wrote: On 23/08/14 19:50, jicman wrote: This is line 7634: const Size DEFAULT_SCALE = { 5, 13 }; What does the error say and how can I fix it? Thanks. Does the following make any difference? con

Re: DIP64 - Regarding 'pure' and 'nothrow'

2014-08-27 Thread ketmar via Digitalmars-d-learn
On Wed, 27 Aug 2014 20:17:10 + Brian Schott via Digitalmars-d-learn wrote: > It would be nice if we could at least allow both "nothrow" and > "@nothrow". i believe this patch should be trivial. i'll try to look at this issue closer and maybe produce another useless patch to rot in bugzilla.

Re: Does D provide automatic dereferencing for accessing members through pointers?

2014-08-27 Thread Jesse Phillips via Digitalmars-d-learn
On Wednesday, 27 August 2014 at 19:25:42 UTC, Gary Willoughby wrote: I've taken a look in the std lib and the second form is used a lot. Why don't you need to dereference the pointer 'foo' to reach its member 'bar'? Walter didn't want "foo->bar" so we have "foo.bar"

Re: Issue with dmd 2.066, alias this, and sort

2014-08-27 Thread rcor via Digitalmars-d-learn
On Wednesday, 27 August 2014 at 21:43:40 UTC, bearophile wrote: It compiles if you use: @property auto feature() const pure nothrow { return _feature; } Otherwise I get strange errors like: ...\dmd2\src\phobos\std\exception.d(986,31): Error: pure function 'std.exception.doesPointTo!(Point, Po

Re: whats happening to my binary file size?

2014-08-27 Thread Mike Parker via Digitalmars-d-learn
On 8/28/2014 1:24 AM, Israel wrote: On Wednesday, 27 August 2014 at 09:23:57 UTC, Marc Schütz wrote: But, how would i configure dub and my dub.json to automatically use those LDC switches if it isnt automatically built into dub? You can pass compiler-specific flags by adding a "dflags" entry

Re: DIP64 - Regarding 'pure' and 'nothrow'

2014-08-27 Thread Jonathan M Davis via Digitalmars-d-learn
On Wednesday, 27 August 2014 at 20:17:11 UTC, Brian Schott wrote: The "delete" keyword is deprecated[1] and making that decision never broke any code. [1] http://dlang.org/deprecate.html#delete LOL. Yeah, we've broken code before, and Walter can be talked into it, but it's hard, and it's onl

Re: D1: Error: duplicate union initialization for size

2014-08-27 Thread jicman via Digitalmars-d-learn
On Wednesday, 27 August 2014 at 06:20:24 UTC, Jacob Carlborg wrote: On 23/08/14 19:50, jicman wrote: This is line 7634: const Size DEFAULT_SCALE = { 5, 13 }; What does the error say and how can I fix it? Thanks. Does the following make any difference? const Size DEFAULT_SCAL = Size(5, 13)

Re: Issue with dmd 2.066, alias this, and sort

2014-08-27 Thread bearophile via Digitalmars-d-learn
rcor: I've tried to express my problem in a mostly minimal example here: https://gist.github.com/murphyslaw480/d4a5f857a104bcf62de1 The class Point has an alias this to its own property 'feature()', which returns a reference to a private member. When I try to sort a Point[], DMD fails with "

Issue with dmd 2.066, alias this, and sort

2014-08-27 Thread rcor via Digitalmars-d-learn
I've tried to express my problem in a mostly minimal example here: https://gist.github.com/murphyslaw480/d4a5f857a104bcf62de1 The class Point has an alias this to its own property 'feature()', which returns a reference to a private member. When I try to sort a Point[], DMD fails with "mutable m

Re: Does D provide automatic dereferencing for accessing members through pointers?

2014-08-27 Thread Gary Willoughby via Digitalmars-d-learn
On Wednesday, 27 August 2014 at 19:36:08 UTC, Brian Schott wrote: On Wednesday, 27 August 2014 at 19:25:42 UTC, Gary Willoughby wrote: Why don't you need to dereference the pointer 'foo' to reach its member 'bar'? The compiler inserts the dereference for you. (It knows which types are referen

Re: Bug when overload function in multiple modules?

2014-08-27 Thread Ali Çehreli via Digitalmars-d-learn
On 08/27/2014 07:38 AM, Lemonfiend wrote: I get: src\app.d(19): Error: None of the overloads of 'foo' are callable using argument types (C3), candidates are: src\app.d(28):main.foo(C1 c) src\app.d(38):main.foo(C2 c) It does work when I explicitly import c3.foo. --- file app.d mo

Re: DIP64 - Regarding 'pure' and 'nothrow'

2014-08-27 Thread Brian Schott via Digitalmars-d-learn
It would be nice if we could at least allow both "nothrow" and "@nothrow". Because "nothrow" is already a keyword there's no possibility of a UDA overriding it. This would at least give people the option of making their code look nicer. The "delete" keyword is deprecated[1] and making that dec

Re: DIP64 - Regarding 'pure' and 'nothrow'

2014-08-27 Thread Jonathan M Davis via Digitalmars-d-learn
On Wednesday, 27 August 2014 at 19:42:40 UTC, Brian Schott wrote: I'd be more convinced if the following statements were false: 1. Writing an automated upgrade tool is difficult 2. The compiler would have no way of knowing what @nothrow means Oh, there's no question that having an automated too

Re: DIP64 - Regarding 'pure' and 'nothrow'

2014-08-27 Thread Brian Schott via Digitalmars-d-learn
I'd be more convinced if the following statements were false: 1. Writing an automated upgrade tool is difficult 2. The compiler would have no way of knowing what @nothrow means

Re: Does D provide automatic dereferencing for accessing members through pointers?

2014-08-27 Thread Brian Schott via Digitalmars-d-learn
On Wednesday, 27 August 2014 at 19:25:42 UTC, Gary Willoughby wrote: Why don't you need to dereference the pointer 'foo' to reach its member 'bar'? The compiler inserts the dereference for you. (It knows which types are references and which are values and can do this correctly) This makes the

Re: Does D provide automatic dereferencing for accessing members through pointers?

2014-08-27 Thread H. S. Teoh via Digitalmars-d-learn
On Wed, Aug 27, 2014 at 07:25:41PM +, Gary Willoughby via Digitalmars-d-learn wrote: > This is something that has been on my mind since i discovered this the > other day. Does D provide automatic dereferencing for accessing > members through pointers? [...] Yes it does. This is particularly

Re: DIP64 - Regarding 'pure' and 'nothrow'

2014-08-27 Thread Jonathan M Davis via Digitalmars-d-learn
On Wednesday, 27 August 2014 at 13:49:48 UTC, Aerolite wrote: Hey all, I just read the wiki article on DIP64 - http://wiki.dlang.org/DIP64 The discrepancy between the annotation-style attributes such as '@safe', '@property', etc and the keyword attributes 'pure' and 'nothrow' has always really

Does D provide automatic dereferencing for accessing members through pointers?

2014-08-27 Thread Gary Willoughby via Digitalmars-d-learn
This is something that has been on my mind since i discovered this the other day. Does D provide automatic dereferencing for accessing members through pointers? Here's an example: import core.stdc.stdlib : malloc, free; struct Foo { public int bar; } void main(string[] args) {

Re: whats happening to my binary file size?

2014-08-27 Thread via Digitalmars-d-learn
On Wednesday, 27 August 2014 at 16:24:23 UTC, Israel wrote: On Wednesday, 27 August 2014 at 09:23:57 UTC, Marc Schütz wrote: You could try using LDC. The latest version 0.14.0 already uses --gc-sections automatically. (But it is based on DMD 2.065, so you cannot (yet) use all of the newest feat

Re: sdlang-d can not link after updating to dmd 2.066

2014-08-27 Thread Israel via Digitalmars-d-learn
It looks fine here, OSX 10.9.4 "sdlang-d": ">=0.8.4" Im using DUB RC2 though

Re: whats happening to my binary file size?

2014-08-27 Thread Israel via Digitalmars-d-learn
On Wednesday, 27 August 2014 at 09:23:57 UTC, Marc Schütz wrote: On Wednesday, 27 August 2014 at 02:16:37 UTC, Israel wrote: On Wednesday, 27 August 2014 at 01:41:51 UTC, Messenger wrote: Conjecture: your binary has its imports statically linked in, and your linker doesn't remove unused code (-

Re: Learning D

2014-08-27 Thread Mike Parker via Digitalmars-d-learn
On 8/27/2014 10:25 PM, Ryan wrote: DSSS, XfBuild, Bud, RDMD, or premake4. Especially DSSS vs DUB. Is DUB a replacement for DSSS? You can look at it that way. It's both a package manager and build tool. DSSS was abandoned long ago. Why not other tools -- XfBuild is no longer maintained (AF

Re: DIP64 - Regarding 'pure' and 'nothrow'

2014-08-27 Thread Gary Willoughby via Digitalmars-d-learn
On Wednesday, 27 August 2014 at 13:49:48 UTC, Aerolite wrote: Hey all, I just read the wiki article on DIP64 - http://wiki.dlang.org/DIP64 The discrepancy between the annotation-style attributes such as '@safe', '@property', etc and the keyword attributes 'pure' and 'nothrow' has always really

Bug when overload function in multiple modules?

2014-08-27 Thread Lemonfiend via Digitalmars-d-learn
I get: src\app.d(19): Error: None of the overloads of 'foo' are callable using argument types (C3), candidates are: src\app.d(28):main.foo(C1 c) src\app.d(38):main.foo(C2 c) It does work when I explicitly import c3.foo. --- file app.d module app; import std.stdio; import c3;

Re: DIP64 - Regarding 'pure' and 'nothrow'

2014-08-27 Thread ketmar via Digitalmars-d-learn
On Wed, 27 Aug 2014 13:49:47 + Aerolite via Digitalmars-d-learn wrote: > The discrepancy between the annotation-style attributes such as > '@safe', '@property', etc and the keyword attributes 'pure' and > 'nothrow' has always really bugged me ever since I started using > D. we can also turn '

DIP64 - Regarding 'pure' and 'nothrow'

2014-08-27 Thread Aerolite via Digitalmars-d-learn
Hey all, I just read the wiki article on DIP64 - http://wiki.dlang.org/DIP64 The discrepancy between the annotation-style attributes such as '@safe', '@property', etc and the keyword attributes 'pure' and 'nothrow' has always really bugged me ever since I started using D. How likely is it that

Re: Learning D

2014-08-27 Thread Ryan via Digitalmars-d-learn
Thanks again for all the responses. I've made tremendous progress understanding the D build process. I'm thinking I will probably create a more in depth GTK+ hello world that attempts to covers some of the current D landscape. For instance I now understand how DMD and RDMD work and how they

Re: Why no multiple-dispatch?

2014-08-27 Thread Aerolite via Digitalmars-d-learn
On Monday, 25 August 2014 at 17:16:10 UTC, Idan Arye wrote: This CAN NOT BE DONE at compile-time, since the compiler doesn't know at compile time the exact subclass of the instance it'll get at runtime. To clarify: I'm not talking about the creation of the multi-method mechanism - which *can* b

Re: sdlang-d can not link after updating to dmd 2.066

2014-08-27 Thread Dicebot via Digitalmars-d-learn
May be dub issue not taken updated compiler into consideration and not rebuilding the deps. Try forcing it.

sdlang-d can not link after updating to dmd 2.066

2014-08-27 Thread Puming via Digitalmars-d-learn
Hi, I'm using sdlang-d version 0.8.4 (http://code.dlang.org/packages/sdlang-d). When I update dmd to version 2.066 today, I found that sdlang-d won't link, with these errors: Undefined symbols for architecture x86_64: "_D7sdlang_3ast3Tag103__T11MemberRangeTC7sdlang_3ast3TagVAyaa7_616c6c5

Re: 'idiomatic' porting of c and or c++ code that does NULL checking

2014-08-27 Thread Mike Parker via Digitalmars-d-learn
On 8/27/2014 2:39 PM, Vladimir Panteleev wrote: On Monday, 25 August 2014 at 03:19:09 UTC, Mike Parker wrote: I use Exception for recoverable errors and Error for those that aren't. Sorry, you're right, that description of Exception/Error is correct. But I don't think that SDL initialization i

Re: whats happening to my binary file size?

2014-08-27 Thread via Digitalmars-d-learn
On Wednesday, 27 August 2014 at 02:16:37 UTC, Israel wrote: On Wednesday, 27 August 2014 at 01:41:51 UTC, Messenger wrote: Conjecture: your binary has its imports statically linked in, and your linker doesn't remove unused code (--gc-sections). https://issues.dlang.org/show_bug.cgi?id=879 I