lovely compiler error message - incompatible types

[Laeeth Isharc via Digitalmars-d-learn]

On Thursday, 2 July 2015 at 18:01:39 UTC, Steven Schveighoffer 
wrote:
> On 7/2/15 1:33 PM, Laeeth Isharc wrote:
>> Hi.
>>
>> It's not easy to reduce, but I will have a go if other options 
>> fail.
>>
>> Any thoughts on what could be leading to the following:
>> ../../../marketdata/source/pricebar.d(397): Error: 
>> incompatible types
>> for ((bar.high) + (bar.low)): 'FixedDecimal!(int, 8)' and
>> 'FixedDecimal!(int, 8)'
>> .../../../marketdata/source/pricebar.d(399): Error: 
>> incompatible types
>> for ((bar.high) + (bar.low)): 'FixedDecimal!(int, 8)' and
>> 'FixedDecimal!(int, 8)'
>> .../../../marketdata/source/pricebar.d(547): Error: 
>> incompatible types
>> for ((trueHigh(bars)) - (trueLow(bars))): 'FixedDecimal!(int, 
>> 8)' and
>> 'FixedDecimal!(int, 8)'
>>
>> FixedDecimal is a fixed decimal point struct that stores 
>> values as an
>> int or long and takes number of decimal places as the second 
>> compile
>> term argument.  It's possible, if not likely I have made a 
>> mistake in
>> implementing operator overloads.
>>
>> Any thoughts on whether this is the likely cause, and if so 
>> which ones
>> are likely to be the problem?
>
> Can you post the signature to the operator overload? I have an 
> idea of what it might be, but it's difficult to explain without 
> context.
>
> -Steve
Thank you for this.  Will do when back at my pc.  It went away 
when I did alias this to the underlying integer, so I guess that 
probably confirms what you suggested.  But I shouldn't leave it 
that way.