Error: constant false is not an lvalue

[Ellery Newcomer]

Steven Schveighoffer wrote:
> On Sat, 29 Aug 2009 20:15:55 -0400, Ellery Newcomer
> <ellery-newcomer at utulsa.edu> wrote:
> 
>> void blah(out bool a = false){
>>  // blah blah blah
>> }
>>
>> compile time use of blah results in error.
>>
>> Am I doing anything wrong?
> 
> out implies a reference.  You can't have a reference to a manifest
> constant like that.

Are you saying a parameter like

out type a = b

implies the function assigns b's memory location to a?