Enum OptLevel 

pub enum OptLevel {
    No,
    Less,
    Default,
    Aggressive,
    Size,
    SizeMin,
}

Optimization level

Variants

No

No optimizations. Equivalent to -O0.

Less

Less than the default optimizations. Equivalent to -O1.

Default

Default level of optimizations. Equivalent to -O2.

Aggressive

Aggressive optimizations. Equivalent to -O3.

Size

Optimize for size. Equivalent to -Os.

SizeMin

Aggressively optimize for size. Equivalent to -Oz.

Trait Implementations

impl Clone for OptLevel

fn clone(&self) -> OptLevel

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for OptLevel

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Copy for OptLevel