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Function core.builtins.unlikely

Provide static branch and value hints for the LDC/GDC compilers. DMD ignores these hints.

bool unlikely(
  bool b
);

Example

int x = 12;

expect(x, 12);

if (likely(x > 0))
{
    // ...
}
else if (unlikely(x == int.min))
{
    // ...
}

Authors

Walter Bright

License

Boost License 1.0