Comments (2)
Thanks for reporting!
- The last issue is indeed a bug: the solver treats if_then_else as a whole and thus, due to the presence of _i - 1, it implies that _i cannot be 0 and ignores the constraint on the first element. This can be fixed easily.
- Vector constraints are mainly a proof-of-concept for the syntax, so the distribution of values is not yet optimized. This is more challenging, but not impossible to fix, at least for the example :) Are vector constraints important for your project?
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I was wondering what would happen with 0 - 1, didn't realize the whole constraint would be ignored. Good to know!
I'm currently just checking how feasible it would be to use Crave for a project in the near future, so can't say for sure how important vector constraints/randomization is, but it's likely that it would be very useful. I've been playing around with "manually" randomizing objects in an std::vector, but this triggers other bugs (see #2).
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Related Issues (11)
- Vector Constraint with if_then_else not working when if statement is about a separate random variable
- interclass constraints not working
- randv (and related classes) don't use RAII HOT 2
- __rand_vec and __rand_vec_base have reserved names HOT 1
- Randomization of SystemC types > 64 bit not supported HOT 4
- (In)equality operators don't always behave symmetrical HOT 5
- How to know what seed was used?
- Constraint specified using multiplication operator gives wrong values HOT 3
- Thread safety
- Sudoku Examples Stalling? HOT 3
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