Comments (1)
Casting an integer to a pointer is implementation-defined behaviour in C. So, yes, it would be great if CBMC considered all possible implementations, but our pointer model doesn't currently do this. We have ideas on how we might fix this, but not clear timeline on when that'll be complete.
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Related Issues (20)
- Unsound optimization of pointer dereferencing HOT 1
- No error/warning on duplicate declaration of local variable
- Wrong --conversion-check in cast from double to unsigned
- Bugs in multiple interval_template.h methods
- Invariant violation due to float in C union when using SMT2 backend
- Inconsistent results from pointer comparison HOT 1
- Test failures with GCC 14 HOT 4
- cbmc --show-properties fails HOT 2
- Negative Boolean variables in CNF's comments HOT 2
- Puzzling strcmp behavior HOT 12
- Unexpected failure with array_copy/array_equals HOT 1
- SMT solving is not invoked with `--incremental-loop` HOT 2
- Some backend SMT solvers failed on a program with an array HOT 4
- Xen integration test compilation fails HOT 1
- CBMC reporting incosistently assertion failures HOT 5
- Discrepancy between API specification and behavior for __CPROVER_r_ok HOT 9
- Usage of string format specifier in `__CPROVER_printf`?
- Shadow memory does not currently work on big-endian architectures
- Add a new method to check whether a pointer points to a valid location HOT 2
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