[Issue 3377] [tdpl] static foreach should be implemented
https://issues.dlang.org/show_bug.cgi?id=3377 Andrei Alexandrescu and...@erdani.com changed: What|Removed |Added Version|unspecified |D2 --
[Issue 3377] [tdpl] static foreach should be implemented
http://d.puremagic.com/issues/show_bug.cgi?id=3377 Walter Bright bugzi...@digitalmars.com changed: What|Removed |Added Status|NEW |RESOLVED CC||bugzi...@digitalmars.com Resolution||WONTFIX --- Comment #2 from Walter Bright bugzi...@digitalmars.com 2009-11-18 13:38:27 PST --- Many problems have come up with the design of this, so will mark as won't implement until a thorough design is developed. -- Configure issuemail: http://d.puremagic.com/issues/userprefs.cgi?tab=email --- You are receiving this mail because: ---
[Issue 3377] [tdpl] static foreach should be implemented
http://d.puremagic.com/issues/show_bug.cgi?id=3377 downs default_357-l...@yahoo.de changed: What|Removed |Added CC||default_357-l...@yahoo.de --- Comment #1 from downs default_357-l...@yahoo.de 2009-10-08 12:35:53 PDT --- This does compile (on 1.0): template Repeat(T, int I) { static if (!I) alias Tuple!() Repeat; else alias Tuple!(T, Repeat!(T, I - 1)) Repeat; } double unrolledDotProduct(double[] a, double[] b) { const branches = 4; assert(a.length == b.length); double result = 0; auto n = (a.length / branches) * branches; double temp[branches]; for (size_t i = 0; i != n; i += branches) { foreach (j, BOGUS; Repeat!(void, branches)) { temp[j] = a[i + j] * b[i + j]; } result += inline_sum(temp); } foreach (j; n .. a.length) { result += a[j] * b[j]; } return result; } -- Configure issuemail: http://d.puremagic.com/issues/userprefs.cgi?tab=email --- You are receiving this mail because: ---
Re: [Issue 3377] [tdpl] static foreach should be implemented
d-bugm...@puremagic.com wrote: http://d.puremagic.com/issues/show_bug.cgi?id=3377 downs default_357-l...@yahoo.de changed: What|Removed |Added CC||default_357-l...@yahoo.de --- Comment #1 from downs default_357-l...@yahoo.de 2009-10-08 12:35:53 PDT --- This does compile (on 1.0): template Repeat(T, int I) { static if (!I) alias Tuple!() Repeat; else alias Tuple!(T, Repeat!(T, I - 1)) Repeat; } downs, you are a genius. You can create code that is both elegant and dreadful. You make the world a more interesting place.