Re: Memory allocation faile on string concat

[sybrandy]

On 11/10/2010 11:33 AM, Xie wrote:
Can't run a simple program. What's wrong, GC?
import std.stdio;
import std.date;

void f0()
{
        wstring a[];

        foreach(i; 0 .. 100_000_000)
        {
                a ~= " "w;
        }
}

void main()
{
        auto r = benchmark!(f0)(1);
        writeln(r, "ms");
}

DMD 2.047

In addition to what everybody else is suggesting you look at, you may 
want to look into using an appender (defined in std.array).  Not sure if 
it will help with the memory usage, but it's supposed to be faster for 
appending data to an array.

Casey