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Parenthesize all variable names in macro definitions. See also \[[PRE00-A. Prefer inline functions to macros]\] and \[[PRE02-A. Macro expansion should always be parenthesized for function-like macros]\]. |
Non-Compliant Code Example (macros)
This CUBE() macro definition is non-compliant because it fails to parenthesize the variable names.
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Which is clearly not the desired result.
Compliant Solution (macros)
Parenthesizing all variable names in the CUBE() macro allows it to expand correctly (when invoked in this manner).
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