[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [xen master] docs/misra: add rule 2.1 exceptions
commit 5bdfcf7fe89759321335159c8304833dc32a25cd Author: Stefano Stabellini <stefano.stabellini@xxxxxxx> AuthorDate: Wed Aug 23 15:39:42 2023 -0700 Commit: Stefano Stabellini <stefano.stabellini@xxxxxxx> CommitDate: Fri Sep 29 11:00:47 2023 -0700 docs/misra: add rule 2.1 exceptions During the discussions that led to the acceptance of Rule 2.1, we decided on a few exceptions that were not properly recorded in rules.rst. Add them now. Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxx> Acked-by: Jan Beulich <jbeulich@xxxxxxxx> Acked-by: Bertrand Marquis <bertrand.marquis@xxxxxxx> Release-acked-by: Henry Wang <Henry.Wang@xxxxxxx> --- docs/misra/rules.rst | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/docs/misra/rules.rst b/docs/misra/rules.rst index 661aa95e23..a2fe01464e 100644 --- a/docs/misra/rules.rst +++ b/docs/misra/rules.rst @@ -107,7 +107,16 @@ maintainers if you want to suggest a change. * - `Rule 2.1 <https://gitlab.com/MISRA/MISRA-C/MISRA-C-2012/Example-Suite/-/blob/master/R_02_01_1.c>`_ - Required - A project shall not contain unreachable code - - + - The following are allowed: + - Invariantly constant conditions, e.g. if(IS_ENABLED(CONFIG_HVM)) { S; } + - Switch with a controlling value statically determined not to + match one or more case statements + - Functions that are intended to be referenced only from + assembly code (e.g. 'do_trap_fiq') + - asm-offsets.c, as they are not linked deliberately, because + they are used to generate definitions for asm modules + - Declarations without initializer are safe, as they are not + executed * - `Rule 2.6 <https://gitlab.com/MISRA/MISRA-C/MISRA-C-2012/Example-Suite/-/blob/master/R_02_06.c>`_ - Advisory -- generated by git-patchbot for /home/xen/git/xen.git#master
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