Predefined Macros

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Several object-like macros are predefined; you use them without supplying their definitions. They fall into three classes: standard, common, and system-specific.

In C++, there is a fourth category, the named operators. They act like predefined macros, but you cannot undefine them.

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• Standard Predefined Macros ::
• Common Predefined Macros ::
• System-specific Predefined Macros ::
• C++ Named Operators ::