-Xcheck_language_extension [Professional Edition only]


This option enables the source-code checking of the MISRA-C:2004 or MISRA-C:2012 rules, which are partially suppressed by the extended language specifications.

[Specification format]

-Xcheck_language_extension

 

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Interpretation when omitted

The source-code checking of the MISRA-C:2004 rules or MISRA-C:2012 rules is disabled, which are partially suppressed by the extended language specifications.

[Detailed description]

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This option enables the source-code checking of the MISRA-C:2004 or MISRA-C:2012 rules in the following cases where they are suppressed by the unique language specifications extended from the C language standard.

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When the function has no prototype declaration (MISRA-C:2004 rule 8.1, MISRA-C:2012 rule 8.4) and #pragma interrupt is specified for it.

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This option is valid only when the -Xmisra2004 option or -Xmisra2012 option is specified.
If the -Xmisra2004 option or -Xmisra2012 option is not specified, this option will be ignored (A warning will not be output).

[Example of use]

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To enable the source-code checking of the MISRA-C:2004 rules, which are partially suppressed by the extended language specifications, describe as: