8 Oct
2007
8 Oct
'07
10:33 a.m.
David Carter wrote:
Prelude> let sqlist = map sq ... Prelude> sqlist [2.5]
<interactive>:1:8: No instance for (Fractional Integer) ... etc
Isaac Dupree wrote:
The dreaded Monomorphism Restriction... You could... use `ghci -fno-monomorphism-restriction`.
...it's good to know the syndrome has a name and a prevention strategy, even if not a cure :-).
I put :set -fno-monomorphism-restriction in my .ghci file. That pretty much cures it for me. -Yitz