C heap tactic #507
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C heap tactic #507
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This tactic deals with lift_t/heap_update and friends, by examining the type information discovered during C parsing. The new tactic adds new goals stating that the updates are OK, and then uses this information to simplify the goal.
Not sure why this is required, but it keeps Isabelle happy.
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This tactic deals with heap updates in the context of lift_t, turning UMM heap_updates into function updates to the lift_t, or removing them completely if the update doens't interact with the lift_t'd type.