folly::compiler_must_not

Marks t as unpredictable so the compiler cannot optimize on its value.

Synopsis

Declared in <folly/lang/Hint.h>

template<typename T>
void
compiler_must_not_predict(T& t) noexcept;

Note	This function is defined as an Algorithm Function Object (AFO).

Name

Description

The value to treat as unpredictable.

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