On Tuesday, 16 May 2017 at 01:22:49 UTC, Yuxuan Shui wrote:
Can I expand an array with uninitialized object? Or can I rely on the compiler to optimize the initialization away?
Built-in arrays always default-initialize their elements. If you need something that unsafe, there's std.array.uninitializedArray:
http://dlang.org/phobos/std_array.html#uninitializedArray What are you trying to achieve?