Fix #6238: Don't wild-approx higher kinded bounds with wildcards #6250
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Replacing a higher-kinded bound by a wildcard changes its kind. We need to keep the bound intact in this case but recursively approximate its contents.
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This PR is an alternative to #6240. It uses the same test case. |
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The tests show that this approach does not work. |
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Replacing a higher-kinded bound by a wildcard changes its kind.
We need to keep the bound intact in this case but recursively
approximate its contents.