prefer-multiplication-over-power

Prefer multiplication over squaring with exponentiation

Exponentiation performs a general power operation when an expression is only squared.
Instead, you SHOULD multiply the base by itself when its evaluation may be duplicated.

- Category: performance
- Level: warning
- Fix: automatic
- Scope: module

Reported

function square(value: float64): float64 {
    return value ** 2;
}
Accepted

function square(value: float64): float64 {
    return value * value;
}
Prior art

- Clippy · suboptimalflops

language/linter/src/rules/performance/prefermultiplicationoverpower.rs:8