Error directive
From cppreference.com
< c | preprocessor
Shows the given error message and renders the program ill-formed.
Syntax
#error error_message
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Explanation
After encountering the #error directive, an implementation displays the diagnostic message error_message and renders the program ill-formed (the compilation stops).
error_message can consist of several words not necessarily in quotes.
References
- C11 standard (ISO/IEC 9899:2011):
- 6.10.5 Error directive (p: 174)
- C99 standard (ISO/IEC 9899:1999):
- 6.10.5 Error directive (p: 159)
- C89/C90 standard (ISO/IEC 9899:1990):
- 3.8.5 Error directive
See also
| C++ documentation for Error directive
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