perf(cli): Speed up with codegen-units

epage · epage · commit 12506092722e · 2023-09-18T14:06:23.000-05:00
On `rust-lang/rust`, this took `typos --format silent` times from ~24s
to ~18s.  Enabling `lto = "thin"` was about the same as `lto = true` and
was sub-second improvement.
diff --git a/Cargo.toml b/Cargo.toml
@@ -26,3 +26,4 @@ panic = "abort"
 
 [profile.release]
 panic = "abort"
+codegen-units = 1

Original file line number	Diff line number	Diff line change
`@@ -26,3 +26,4 @@ panic = "abort"`
`26`	`26`
`27`	`27`	`[profile.release]`
`28`	`28`	`panic = "abort"`
	`29`	`+codegen-units = 1`