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All occurrences in a source file of the following sequences of three characters (that is, trigraph sequences) are replaced with the corresponding single character.
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\[[ISO/IEC 9899:1999|AA. C References#ISO/IEC 9899-1999]\] Section 5.2.1.1, "Trigraph sequences" \[[MISRA 04|AA. C References#MISRA 04]\] Rule 4.2 |
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PRE06-A. Enclose header files in an inclusion guardC Edit PRE08-A. Guarantee that header file names are unique