Update ECLAIR configuration to consider safe switch clauses ending
with __{get,put}_user_bad().Update docs/misra/deviations.rst accordingly. Signed-off-by: Federico Serafini <[email protected]> --- automation/eclair_analysis/ECLAIR/deviations.ecl | 4 ++++ docs/misra/deviations.rst | 6 ++++++ 2 files changed, 10 insertions(+) diff --git a/automation/eclair_analysis/ECLAIR/deviations.ecl b/automation/eclair_analysis/ECLAIR/deviations.ecl index fd32ff8a9c..831b5d4c67 100644 --- a/automation/eclair_analysis/ECLAIR/deviations.ecl +++ b/automation/eclair_analysis/ECLAIR/deviations.ecl @@ -368,6 +368,10 @@ safe." -config=MC3R1.R16.3,reports+={safe, "any_area(end_loc(any_exp(text(/BUG\\(\\);/))))"} -doc_end +-doc_begin="Switch clauses ending with constructs \"__get_user_bad()\" and \"__put_user_bad()\" are safe: they denote an unreachable program point." +-config=MC3R1.R16.3,reports+={safe, "any_area(end_loc(any_exp(text(/__(put|get)_user_bad\\(\\);/))))"} +-doc_end + -doc_begin="Switch clauses not ending with the break statement are safe if an explicit comment indicating the fallthrough intention is present." -config=MC3R1.R16.3,reports+={safe, "any_area(end_loc(any_exp(text(^(?s).*/\\* [fF]all ?through.? \\*/.*$,0..1))))"} diff --git a/docs/misra/deviations.rst b/docs/misra/deviations.rst index 123c78e20a..58f4fac18e 100644 --- a/docs/misra/deviations.rst +++ b/docs/misra/deviations.rst @@ -307,6 +307,12 @@ Deviations related to MISRA C:2012 Rules: - Switch clauses ending with failure method \"BUG()\" are safe. - Tagged as `safe` for ECLAIR. + * - R16.3 + - Switch clauses ending with constructs + \"__get_user_bad()\" and \"__put_user_bad()\" are safe: + they denote an unreachable program point. + - Tagged as `safe` for ECLAIR. + * - R16.3 - Existing switch clauses not ending with the break statement are safe if an explicit comment indicating the fallthrough intention is present. -- 2.34.1
