[Issue 11531] For a faster std.algorithm.group on strings

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=11531

--- Comment #1 from Jack Stouffer <j...@jackstouffer.com> ---
Created attachment 1635
  --> https://issues.dlang.org/attachment.cgi?id=1635&action=edit
test.d

Currently group does not auto-decode, and I have attached a test case which
shows that using immutable(ubyte)[] rather than string has a huge performance
pessimization being almost 2x slower.

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