Move command line flags out of `GHC.Driver.Session`
Related to #24477 (closed):
Move flag specific stuff out of GHC.Driver.Session
This enables importing constants (such as the implied extensions) without needing to resolve import cycles.
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Related to #24477 (closed):
Move flag specific stuff out of GHC.Driver.Session
This enables importing constants (such as the implied extensions) without needing to resolve import cycles.