[Issue 11561] New: Built-in array .capacity returns 0 if array length is decreased
d-bugmail at puremagic.com
d-bugmail at puremagic.com
Wed Nov 20 01:18:40 PST 2013
https://d.puremagic.com/issues/show_bug.cgi?id=11561
Summary: Built-in array .capacity returns 0 if array length is
decreased
Product: D
Version: D2
Platform: All
OS/Version: All
Status: NEW
Severity: normal
Priority: P2
Component: DMD
AssignedTo: nobody at puremagic.com
ReportedBy: joseph.wakeling at webdrake.net
--- Comment #0 from Joseph Rushton Wakeling <joseph.wakeling at webdrake.net> 2013-11-20 01:18:38 PST ---
Consider the following code:
int[] arr;
arr.length = 10;
writeln(arr.length, "\t", arr.capacity);
arr.length = 5;
writeln(arr.length, "\t", arr.capacity);
Expected output:
10 15
5 n
... where n >= 5.
Actual output:
10 15
5 0
Since clearly the capacity of the array of length 5 _isn't_ 0, there is
something wrong in how the .capacity property is calculating its value after
the array length is reduced.
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