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Chapter 6 Compiler Diagnostic Messages

Describes the format of compiler diagnostic messages and how to control the output during compilation.

The compiler issues messages about potential portability problems and other hazards. It is possible to:

  • Turn off specific messages. For example, warnings can be turned off if you are in the early stages of porting a program written in old-style C. In general, however, it is better to check the code than to turn off messages.
  • Change the severity of specific messages.

It contains the following sections: