OT_MUST_USE_RESULT macro

@def OT_MUST_USE_RESULT Compiler-specific indication that a class or enum must be used when it is the return value of a function.

Syntax

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Declaration

from toolchain.h:78

#define OT_MUST_USE_RESULT __attribute__((warn_unused_result))

Notes

This is currently only available with clang (C++17 implements it as attribute [[nodiscard]]). To suppress the 'unused-result' warning/error, please use the '-Wno-unused-result' compiler option.

Examples

References

from examples

OT_MUST_USE_RESULT macro

Syntax

Notes

Examples

References

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