crane/docs/faq/rebuilds-with-proc-macros.md

Constantly rebuilding proc-macro dependencies dev mode

A regression was introduced sometime around Rust 1.71.1 which changed how debuginfo flags are passed to proc-macro crates when using a dev profile.

If you are building with a dev profile (i.e. not using release builds), you may want to set the following in .cargo/config.toml:

[profile.dev.build-override]
debug = false