GHC --version doesn't show arch

On windows type ghc --version displays

The Glorious Glasgow Haskell Compilation System, version 8.6.3

Right now it's difficult to determine if it's a 32 bits or 64 bits binary.

The Glorious Glasgow Haskell Compilation System, version 8.6.3 (64-bits)

Or something like this would be better. Also makes me wonder if there are any other characteristics that make up a difference in ghc binary that is worth mentioning.

Trac metadata

Trac field	Value
Version	8.6.3
Type	FeatureRequest
TypeOfFailure	OtherFailure
Priority	low
Resolution	Unresolved
Component	Compiler
Test case
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