regionmust be equal to one of the regions in
choice_regions. We often denote this using the syntax:
The full set of region constraints gathered up by the collector. Describes constraints between the region variables and other regions, as well as other conditions that must be verified, or assumptions that can be made.
This is a “conditional bound” that checks the result of inference and supplies a bound if it ended up being relevant. It’s used in situations like this:
Represents a constraint that influences the inference process.
Describes the things that some
Gis known to outlive. Each variant of
VerifyBoundcan be thought of as a function: