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Documentation: Added suffix section [skip ci] #8675

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Documentation: Added suffix section
wjakobsson Jun 26, 2026
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[skip ci]
wjakobsson Jun 26, 2026
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move section [skip ci]
wjakobsson Jun 26, 2026
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additonal text [skip ci]
wjakobsson Jun 26, 2026
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adjust text [skip ci]
wjakobsson Jun 26, 2026
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8 changes: 8 additions & 0 deletions man/manual-premium.md
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Expand Up @@ -1340,6 +1340,14 @@ Command to activate Misra C++ 2023 checkers:

cppcheck --premium=misra-c++-2023 ...

## Suffixes

Some rules can have a suffix appended to the rule id to mark a sub-category of the warning. This gives the subset its own id, so you can suppress just those cases while keeping the rest of the rule active. Additional information is included in the warning notes if the suffix is present.

**-positive-constexpr**

the value of the expression is a non-negative constant. This suffix is considered safe to suppress by Cppcheck.

### Checking all C and C++ files

The `cert-c` and `misra-c-*` coding standards target C and therefore the checkers only check C files by default.
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