Implement plan improvement The idea is to improve the plan by swapping a configured package for an equivalent installed one. For a particular package the condition is that the package be in a configured state, that a the same version be already installed with the exact same dependencies and all the packages in the plan that it depends on are in the installed state.
Implement plan improvement
The idea is to improve the plan by swapping a configured package for
an equivalent installed one. For a particular package the condition
is that the package be in a configured state, that a the same version
be already installed with the exact same dependencies and all the
packages in the plan that it depends on are in the installed state.

alphaHeavy/cabal,alphaHeavy/cabal