BiasOfString tries to get the bias corresponding to s.

BiasDebug signifies that an optimisation level biases towards debuggability.

BiasSize signifies that an optimisation level biases towards size.

BiasSpeed signifies that an optimisation level biases towards speed.

BiasUnknown signifies that we don't know what the bias of this optimisation level is.

NumBias marks the number of bias members.

ErrBadBias occurs when we try to marshal/unmarshal a bias that doesn't exist.

Level holds information about an optimisation level.

Named wraps a Level with its command-line name.

Selection represents a piece of compiler configuration that specifies which optimisation levels to select.

Bias is an enumeration of biases for optimisation levels.