Warning directive

From Cppreference

C++ Standard Library
Language Utilities library Strings library Containers library Algorithms library Iterators library Numerics library Input/output library Localizations library Regular expressions library (C++11) Atomic operations library (C++11) Thread support library (C++11)
C++ language
Preprocessor
#if #ifdef #ifndef #else #elif #endif #define #undef #include #warning #error #pragma #line

Displays given message.

[edit] Syntax

#warning warning_message

[edit] Explanation

After encountering #warning directive, diagnostic message warning_message is shown.

warning_message can consist of several words.

[edit] See also

error directive